CVE-2025-20144

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-20144", "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "state": "PUBLISHED", "assignerShortName": "cisco", "dateReserved": "2024-10-10T19:15:13.215Z", "datePublished": "2025-03-12T16:12:39.882Z", "dateUpdated": "2025-03-21T20:33:28.254Z"}, "containers": {"cna": {"title": "Cisco IOS XR Software Access Control List Bypass Vulnerability", "metrics": [{"format": "cvssV3_1", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N", "baseScore": 4, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE"}}], "descriptions": [{"lang": "en", "value": "A vulnerability in the hybrid access control list (ACL) processing of IPv4 packets in Cisco IOS XR Software could allow an unauthenticated, remote attacker to bypass a configured ACL.\r\n\r\nThis vulnerability is due to incorrect handling of packets when a specific configuration of the hybrid ACL exists. An attacker could exploit this vulnerability by attempting to send traffic through an affected device. A successful exploit could allow the attacker to bypass a configured ACL on the affected device.\r\nFor more information, see the section of this advisory.\r\nCisco has released software updates that address this vulnerability. There are workarounds that address this vulnerability."}], "references": [{"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ncs-hybridacl-crMZFfKQ", "name": "cisco-sa-ncs-hybridacl-crMZFfKQ"}, {"url": "https://blog.apnic.net/2024/09/02/crafting-endless-as-paths-in-bgp/", "name": "Crafting endless AS-PATHS in BGP"}], "exploits": [{"lang": "en", "value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."}], "source": {"advisory": "cisco-sa-ncs-hybridacl-crMZFfKQ", "discovery": "INTERNAL", "defects": ["CSCwi49569"]}, "problemTypes": [{"descriptions": [{"lang": "en", "description": "Improper Access Control", "type": "cwe", "cweId": "CWE-284"}]}], "affected": [{"vendor": "Cisco", "product": "Cisco IOS XR Software", "versions": [{"version": "6.5.3", "status": "affected"}, {"version": "6.5.2", "status": "affected"}, {"version": "6.5.92", "status": "affected"}, {"version": "6.5.1", "status": "affected"}, {"version": "6.6.2", "status": "affected"}, {"version": "7.0.1", "status": "affected"}, {"version": "6.6.25", "status": "affected"}, {"version": "6.6.1", "status": "affected"}, {"version": "6.5.93", "status": "affected"}, {"version": "7.1.1", "status": "affected"}, {"version": "7.0.90", "status": "affected"}, {"version": "6.6.3", "status": "affected"}, {"version": "7.0.2", "status": "affected"}, {"version": "7.2.1", "status": "affected"}, {"version": "7.1.2", "status": "affected"}, {"version": "6.6.4", "status": "affected"}, {"version": "7.3.1", "status": "affected"}, {"version": "7.4.1", "status": "affected"}, {"version": "7.2.2", "status": "affected"}, {"version": "7.3.2", "status": "affected"}, {"version": "7.5.1", "status": "affected"}, {"version": "7.6.1", "status": "affected"}, {"version": "7.5.2", "status": "affected"}, {"version": "7.7.1", "status": "affected"}, {"version": "7.3.3", "status": "affected"}, {"version": "7.4.2", "status": "affected"}, {"version": "7.3.4", "status": "affected"}, {"version": "7.6.2", "status": "affected"}, {"version": "7.8.1", "status": "affected"}, {"version": "7.5.3", "status": "affected"}, {"version": "7.7.2", "status": "affected"}, {"version": "7.9.1", "status": "affected"}, {"version": "7.8.2", "status": "affected"}, {"version": "7.5.4", "status": "affected"}, {"version": "7.8.22", "status": "affected"}, {"version": "7.10.1", "status": "affected"}, {"version": "7.7.21", "status": "affected"}, {"version": "7.9.2", "status": "affected"}, {"version": "7.3.5", "status": "affected"}, {"version": "7.5.5", "status": "affected"}, {"version": "7.11.1", "status": "affected"}, {"version": "7.10.2", "status": "affected"}, {"version": "7.3.6", "status": "affected"}], "defaultStatus": "unknown"}], "providerMetadata": {"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco", "dateUpdated": "2025-03-12T16:12:39.882Z"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-03-21T20:33:04.758400Z", "id": "CVE-2025-20144", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-03-21T20:33:28.254Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2025-20144", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2025-03-21T20:33:04.758400Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-03-21T20:33:21.672Z"}}], "cna": {"title": "Cisco IOS XR Software Access Control List Bypass Vulnerability", "source": {"defects": ["CSCwi49569"], "advisory": "cisco-sa-ncs-hybridacl-crMZFfKQ", "discovery": "INTERNAL"}, "metrics": [{"format": "cvssV3_1", "cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}], "affected": [{"vendor": "Cisco", "product": "Cisco IOS XR Software", "versions": [{"status": "affected", "version": "6.5.3"}, {"status": "affected", "version": "6.5.2"}, {"status": "affected", "version": "6.5.92"}, {"status": "affected", "version": "6.5.1"}, {"status": "affected", "version": "6.6.2"}, {"status": "affected", "version": "7.0.1"}, {"status": "affected", "version": "6.6.25"}, {"status": "affected", "version": "6.6.1"}, {"status": "affected", "version": "6.5.93"}, {"status": "affected", "version": "7.1.1"}, {"status": "affected", "version": "7.0.90"}, {"status": "affected", "version": "6.6.3"}, {"status": "affected", "version": "7.0.2"}, {"status": "affected", "version": "7.2.1"}, {"status": "affected", "version": "7.1.2"}, {"status": "affected", "version": "6.6.4"}, {"status": "affected", "version": "7.3.1"}, {"status": "affected", "version": "7.4.1"}, {"status": "affected", "version": "7.2.2"}, {"status": "affected", "version": "7.3.2"}, {"status": "affected", "version": "7.5.1"}, {"status": "affected", "version": "7.6.1"}, {"status": "affected", "version": "7.5.2"}, {"status": "affected", "version": "7.7.1"}, {"status": "affected", "version": "7.3.3"}, {"status": "affected", "version": "7.4.2"}, {"status": "affected", "version": "7.3.4"}, {"status": "affected", "version": "7.6.2"}, {"status": "affected", "version": "7.8.1"}, {"status": "affected", "version": "7.5.3"}, {"status": "affected", "version": "7.7.2"}, {"status": "affected", "version": "7.9.1"}, {"status": "affected", "version": "7.8.2"}, {"status": "affected", "version": "7.5.4"}, {"status": "affected", "version": "7.8.22"}, {"status": "affected", "version": "7.10.1"}, {"status": "affected", "version": "7.7.21"}, {"status": "affected", "version": "7.9.2"}, {"status": "affected", "version": "7.3.5"}, {"status": "affected", "version": "7.5.5"}, {"status": "affected", "version": "7.11.1"}, {"status": "affected", "version": "7.10.2"}, {"status": "affected", "version": "7.3.6"}], "defaultStatus": "unknown"}], "exploits": [{"lang": "en", "value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."}], "references": [{"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ncs-hybridacl-crMZFfKQ", "name": "cisco-sa-ncs-hybridacl-crMZFfKQ"}, {"url": "https://blog.apnic.net/2024/09/02/crafting-endless-as-paths-in-bgp/", "name": "Crafting endless AS-PATHS in BGP"}], "descriptions": [{"lang": "en", "value": "A vulnerability in the hybrid access control list (ACL) processing of IPv4 packets in Cisco IOS XR Software could allow an unauthenticated, remote attacker to bypass a configured ACL.\r\n\r\nThis vulnerability is due to incorrect handling of packets when a specific configuration of the hybrid ACL exists. An attacker could exploit this vulnerability by attempting to send traffic through an affected device. A successful exploit could allow the attacker to bypass a configured ACL on the affected device.\r\nFor more information, see the section of this advisory.\r\nCisco has released software updates that address this vulnerability. There are workarounds that address this vulnerability."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "cwe", "cweId": "CWE-284", "description": "Improper Access Control"}]}], "providerMetadata": {"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco", "dateUpdated": "2025-03-12T16:12:39.882Z"}}}, "cveMetadata": {"cveId": "CVE-2025-20144", "state": "PUBLISHED", "dateUpdated": "2025-03-21T20:33:28.254Z", "dateReserved": "2024-10-10T19:15:13.215Z", "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "datePublished": "2025-03-12T16:12:39.882Z", "assignerShortName": "cisco"}, "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"defaultStatus": "unknown", "product": "Cisco IOS XR Software", "vendor": "Cisco", "versions": [{"status": "affected", "version": "6.5.3"}, {"status": "affected", "version": "6.5.2"}, {"status": "affected", "version": "6.5.92"}, {"status": "affected", "version": "6.5.1"}, {"status": "affected", "version": "6.6.2"}, {"status": "affected", "version": "7.0.1"}, {"status": "affected", "version": "6.6.25"}, {"status": "affected", "version": "6.6.1"}, {"status": "affected", "version": "6.5.93"}, {"status": "affected", "version": "7.1.1"}, {"status": "affected", "version": "7.0.90"}, {"status": "affected", "version": "6.6.3"}, {"status": "affected", "version": "7.0.2"}, {"status": "affected", "version": "7.2.1"}, {"status": "affected", "version": "7.1.2"}, {"status": "affected", "version": "6.6.4"}, {"status": "affected", "version": "7.3.1"}, {"status": "affected", "version": "7.4.1"}, {"status": "affected", "version": "7.2.2"}, {"status": "affected", "version": "7.3.2"}, {"status": "affected", "version": "7.5.1"}, {"status": "affected", "version": "7.6.1"}, {"status": "affected", "version": "7.5.2"}, {"status": "affected", "version": "7.7.1"}, {"status": "affected", "version": "7.3.3"}, {"status": "affected", "version": "7.4.2"}, {"status": "affected", "version": "7.3.4"}, {"status": "affected", "version": "7.6.2"}, {"status": "affected", "version": "7.8.1"}, {"status": "affected", "version": "7.5.3"}, {"status": "affected", "version": "7.7.2"}, {"status": "affected", "version": "7.9.1"}, {"status": "affected", "version": "7.8.2"}, {"status": "affected", "version": "7.5.4"}, {"status": "affected", "version": "7.8.22"}, {"status": "affected", "version": "7.10.1"}, {"status": "affected", "version": "7.7.21"}, {"status": "affected", "version": "7.9.2"}, {"status": "affected", "version": "7.3.5"}, {"status": "affected", "version": "7.5.5"}, {"status": "affected", "version": "7.11.1"}, {"status": "affected", "version": "7.10.2"}, {"status": "affected", "version": "7.3.6"}]}], "source": "psirt@cisco.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ios_xr:6.5.1:*:*:*:*:*:*:*", "matchCriteriaId": "B2FD2C84-CD64-4C1C-BC38-2F7A2A6EEF45", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:6.5.2:*:*:*:*:*:*:*", "matchCriteriaId": "2DE98B34-501B-449A-843A-58F297EDBE1B", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:6.5.3:*:*:*:*:*:*:*", "matchCriteriaId": "86E05C3F-4095-4B9C-8C11-E32567EB14AC", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:6.5.92:*:*:*:*:*:*:*", "matchCriteriaId": "6CFC77F8-4131-42E1-93A4-13149BDCDC1D", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:6.5.93:*:*:*:*:*:*:*", "matchCriteriaId": "676F3DD0-6081-4C37-8E4F-210BC59C3C09", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:6.6.1:*:*:*:*:*:*:*", "matchCriteriaId": "54EA6C52-E541-4426-A3DF-2FA88CA28BA1", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:6.6.2:*:*:*:*:*:*:*", "matchCriteriaId": "B8AE8971-5003-4A39-8173-E17CE9C2523F", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:6.6.3:*:*:*:*:*:*:*", "matchCriteriaId": "36944A2B-E4F5-41DE-AC4D-55BFA603BE5E", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:6.6.4:*:*:*:*:*:*:*", "matchCriteriaId": "4E6EA55E-05BA-483F-AAE1-DD573D22D6A9", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:6.6.25:*:*:*:*:*:*:*", "matchCriteriaId": "3DC7F758-5AB7-4A45-A889-BE9DD8D0474E", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.0.1:*:*:*:*:*:*:*", "matchCriteriaId": "82AF763B-9299-4EDC-B42D-B83736839CA1", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.0.2:*:*:*:*:*:*:*", "matchCriteriaId": "5F70AB37-3C0B-40A8-BC37-5A79DA5F45F6", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.0.90:*:*:*:*:*:*:*", "matchCriteriaId": "2E5C0909-27D8-4B6E-A644-9B8ADFA24266", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.1.1:*:*:*:*:*:*:*", "matchCriteriaId": "E90BEFD1-AAA5-4D39-A180-4B5ED3427AFC", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.1.2:*:*:*:*:*:*:*", "matchCriteriaId": "8B842317-A5DB-4890-948A-DD26B7AE2540", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.2.1:*:*:*:*:*:*:*", "matchCriteriaId": "B7FE3667-1B5E-48FB-B3BB-1C1854FFEE72", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.2.2:*:*:*:*:*:*:*", "matchCriteriaId": "2B0370A9-E422-4109-81A3-DE2118A20827", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.3.1:*:*:*:*:*:*:*", "matchCriteriaId": "82CD7F68-9569-43F4-88ED-96F9A15C065D", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.3.2:*:*:*:*:*:*:*", "matchCriteriaId": "D2C4C062-F816-41FE-ADAD-F994F4FA4A07", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.3.3:*:*:*:*:*:*:*", "matchCriteriaId": "A07E9C56-D143-45FA-99FF-30F54A828BF6", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.3.4:*:*:*:*:*:*:*", "matchCriteriaId": "F406EAA7-0607-419F-97E3-7ACEC8A3FA5B", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.3.5:*:*:*:*:*:*:*", "matchCriteriaId": "DB9D0641-28F8-4CCB-AEC3-205409D1704A", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.3.6:*:*:*:*:*:*:*", "matchCriteriaId": "1ECA7B4C-8FDD-4053-B37B-E5E0969C0CB4", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.4.1:*:*:*:*:*:*:*", "matchCriteriaId": "40C6D7C4-A5D9-4365-9664-EF35586925AA", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.4.2:*:*:*:*:*:*:*", "matchCriteriaId": "EC41A004-2029-4E22-A88F-2B93D9786B6C", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.5.1:*:*:*:*:*:*:*", "matchCriteriaId": "57F7D7FD-24A8-4DD4-8280-A18244059F34", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.5.2:*:*:*:*:*:*:*", "matchCriteriaId": "7A7448D1-BC19-45AB-BF6F-3434F8CA2CC8", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.5.3:*:*:*:*:*:*:*", "matchCriteriaId": "7A057808-1BCA-4C7C-A2D9-0BD5B09D20F6", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.5.4:*:*:*:*:*:*:*", "matchCriteriaId": "A7D09FC0-73C5-4F7A-8013-0B0E5CC834FB", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.5.5:*:*:*:*:*:*:*", "matchCriteriaId": "DFA4A8AF-348D-4F90-B1CB-AE784E0A6EBE", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.6.1:*:*:*:*:*:*:*", "matchCriteriaId": "6C95648D-A37A-446B-B106-12612C00A34D", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.6.2:*:*:*:*:*:*:*", "matchCriteriaId": "4DF31489-C029-4D4C-8401-26873FC469E3", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.7.1:*:*:*:*:*:*:*", "matchCriteriaId": "1807BE16-BAA9-4BC6-B98A-13D584A12821", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.7.2:*:*:*:*:*:*:*", "matchCriteriaId": "375746CB-695E-4019-89C9-42ED37A5E958", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.7.21:*:*:*:*:*:*:*", "matchCriteriaId": "CE7D05C0-4065-448B-AAC6-F29E379F3DA6", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.8.1:*:*:*:*:*:*:*", "matchCriteriaId": "D8ADA2B1-FD5A-4900-953B-30951C8EF9AE", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.8.2:*:*:*:*:*:*:*", "matchCriteriaId": "9B4C7223-3EFB-48C2-BE22-941F60826D0C", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.8.22:*:*:*:*:*:*:*", "matchCriteriaId": "4EE83701-C0B7-4ED2-866B-44B7F54FCA0F", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.9.1:*:*:*:*:*:*:*", "matchCriteriaId": "164B241C-397A-4921-BC5B-F928A21E91C2", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.9.2:*:*:*:*:*:*:*", "matchCriteriaId": "FAD3875D-D283-4961-BE31-750FDF9CDF56", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.10.1:*:*:*:*:*:*:*", "matchCriteriaId": "BAEC28C0-8091-49F9-88D1-CB96234BF52A", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.10.2:*:*:*:*:*:*:*", "matchCriteriaId": "E1ED2B72-A65C-47E4-87B3-D83F29428396", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xr:7.11.1:*:*:*:*:*:*:*", "matchCriteriaId": "8904CAA5-4E01-462C-AE57-067902CD95FC", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:cisco:ncs_540-12z20g-sys-a:-:*:*:*:*:*:*:*", "matchCriteriaId": "D5494B4B-0BB4-48AE-8B0D-04DE649F9313", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540-12z20g-sys-d:-:*:*:*:*:*:*:*", "matchCriteriaId": "B3A0C835-6C98-4AB6-89FF-C27117BB6B12", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540-24q2c2dd-sys:-:*:*:*:*:*:*:*", "matchCriteriaId": "24550EBB-6FEE-4916-B58A-5FD8E45E962B", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540-24q8l2dd-sys:-:*:*:*:*:*:*:*", "matchCriteriaId": "AAD71DBE-AE18-49FA-826E-52D87A73F496", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540-24z8q2c-sys:-:*:*:*:*:*:*:*", "matchCriteriaId": "395F25CD-FDF5-48D7-A048-A6B4F4779EC9", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540-28z4c-sys-a:-:*:*:*:*:*:*:*", "matchCriteriaId": "2E926BBC-F5C5-4D02-8A62-F1A5DE3C54DA", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540-28z4c-sys-d:-:*:*:*:*:*:*:*", "matchCriteriaId": "EFB1323A-C472-4EA1-A969-1D1C10AB0CE8", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540-6z14s-sys-d:-:*:*:*:*:*:*:*", "matchCriteriaId": "A64FB4E3-4393-4A89-B6FB-E990D33427C5", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540-6z18g-sys-a:-:*:*:*:*:*:*:*", "matchCriteriaId": "E2E585D1-F2E7-4CBE-ACA2-6552ACDF492A", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540-6z18g-sys-d:-:*:*:*:*:*:*:*", "matchCriteriaId": "44BB03A0-9152-444B-B5CD-70F4CBD53D03", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540-acc-sys:-:*:*:*:*:*:*:*", "matchCriteriaId": "124CE49C-1C2B-40A5-8F59-7A223766E12F", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540-fh-agg:-:*:*:*:*:*:*:*", "matchCriteriaId": "3D7DFE35-76BA-4BAE-9C4B-0625DAE573B0", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540-fh-csr-sys:-:*:*:*:*:*:*:*", "matchCriteriaId": "1645EAA7-0847-4418-BA9B-FA8E36B59626", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540x-12z16g-sys-a:-:*:*:*:*:*:*:*", "matchCriteriaId": "A83F3D33-0674-4F74-AEA9-BC824D8536F5", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540x-12z16g-sys-d:-:*:*:*:*:*:*:*", "matchCriteriaId": "784A450D-8DCA-43E5-8044-A9F2363FB006", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540x-16z4g8q2c-a:-:*:*:*:*:*:*:*", "matchCriteriaId": "92E88ED4-C2AF-407C-A395-3D7806D68758", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540x-16z4g8q2c-d:-:*:*:*:*:*:*:*", "matchCriteriaId": "2DA11E43-F821-45F6-A2DB-E1EBC8BDE68B", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540x-16z8q2c-d:-:*:*:*:*:*:*:*", "matchCriteriaId": "A93F10D9-CF79-4DF2-964C-D423D1C1D993", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540x-4z14g2q-a:-:*:*:*:*:*:*:*", "matchCriteriaId": "A52A23CF-2D33-46CD-9784-D54826F63C71", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540x-4z14g2q-d:-:*:*:*:*:*:*:*", "matchCriteriaId": "BB9BD2FE-BADB-489F-B832-2EF53F8679E6", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540x-6z18g-sys-a:-:*:*:*:*:*:*:*", "matchCriteriaId": "42610AAA-9830-44C3-8D1D-2433FCA0541B", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540x-6z18g-sys-d:-:*:*:*:*:*:*:*", "matchCriteriaId": "31CE816F-858C-421A-99D1-FCD4BB5FAD47", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540x-8z16g-sys-a:-:*:*:*:*:*:*:*", "matchCriteriaId": "2C4A522F-560C-438D-AB68-BF0175C06F78", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540x-8z16g-sys-d:-:*:*:*:*:*:*:*", "matchCriteriaId": "A405E23C-24BC-42C8-99DB-D8E5EFD98261", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_540x-acc-sys:-:*:*:*:*:*:*:*", "matchCriteriaId": "871D84C5-71EE-4B82-A48C-A1CC68DA332A", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_5501:-:*:*:*:*:*:*:*", "matchCriteriaId": "0A972EFE-4F7E-4BFC-8631-66A2D16B74A3", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_5501-se:-:*:*:*:*:*:*:*", "matchCriteriaId": "1B254955-C485-45D7-A19B-E78CE1D997AD", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_5502:-:*:*:*:*:*:*:*", "matchCriteriaId": "7F72AEF0-EE70-40F8-B52B-1390820B87BB", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_5502-se:-:*:*:*:*:*:*:*", "matchCriteriaId": "50C7B71A-2559-4E90-BAAA-C6FAAFE35FC3", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_5508:-:*:*:*:*:*:*:*", "matchCriteriaId": "43D21B01-A754-474F-8E46-14D733AB307E", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_5516:-:*:*:*:*:*:*:*", "matchCriteriaId": "17D6424C-972F-459C-B8F7-04FFD9F541BC", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_560-4:-:*:*:*:*:*:*:*", "matchCriteriaId": "BB01E968-E838-4D3C-B603-BF7E4E0F8A2C", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_560-7:-:*:*:*:*:*:*:*", "matchCriteriaId": "08864A59-0840-4407-8D30-9CE34BAF05E7", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_57b1-5dse-sys:-:*:*:*:*:*:*:*", "matchCriteriaId": "13EEDD1C-25BC-4AFA-AF60-66DE36927528", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_57b1-6d24-sys:-:*:*:*:*:*:*:*", "matchCriteriaId": "5CD3B06B-864E-4A35-B0C3-1654390022D2", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_57c1-48q6-sys:-:*:*:*:*:*:*:*", "matchCriteriaId": "AD1B4F37-5AAA-4F40-8865-226289CB5CEB", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_57c3-mod-sys:-:*:*:*:*:*:*:*", "matchCriteriaId": "355F78C3-C07F-48C3-9B6E-55714EAA7331", "vulnerable": false}, {"criteria": "cpe:2.3:h:cisco:ncs_57d2-18dd-sys:-:*:*:*:*:*:*:*", "matchCriteriaId": "976AC38F-5873-41ED-82B6-31C22FCC6BEE", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability in the hybrid access control list (ACL) processing of IPv4 packets in Cisco IOS XR Software could allow an unauthenticated, remote attacker to bypass a configured ACL.\r\n\r\nThis vulnerability is due to incorrect handling of packets when a specific configuration of the hybrid ACL exists. An attacker could exploit this vulnerability by attempting to send traffic through an affected device. A successful exploit could allow the attacker to bypass a configured ACL on the affected device.\r\nFor more information, see the section of this advisory.\r\nCisco has released software updates that address this vulnerability. There are workarounds that address this vulnerability."}, {"lang": "es", "value": "Una vulnerabilidad en el procesamiento de la lista de control de acceso (ACL) h\u00edbrida de paquetes IPv4 en el software Cisco IOS XR podr\u00eda permitir que un atacante remoto no autenticado omita una ACL configurada. Esta vulnerabilidad se debe a una gesti\u00f3n incorrecta de paquetes cuando existe una configuraci\u00f3n espec\u00edfica de la ACL h\u00edbrida. Un atacante podr\u00eda explotar esta vulnerabilidad intentando enviar tr\u00e1fico a trav\u00e9s de un dispositivo afectado. Una explotaci\u00f3n exitosa podr\u00eda permitirle omitir una ACL configurada en el dispositivo afectado. Para obtener m\u00e1s informaci\u00f3n, consulte la secci\u00f3n de este aviso. Cisco ha publicado actualizaciones de software que solucionan esta vulnerabilidad. Existen workarounds que la solucionan."}], "id": "CVE-2025-20144", "lastModified": "2026-06-17T08:40:46.500", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.0, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 1.4, "source": "psirt@cisco.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-20144", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-03-21T20:33:04.758400Z", "version": "2.0.3"}}]}, "published": "2025-03-12T16:15:21.890", "references": [{"source": "psirt@cisco.com", "tags": ["Technical Description"], "url": "https://blog.apnic.net/2024/09/02/crafting-endless-as-paths-in-bgp/"}, {"source": "psirt@cisco.com", "tags": ["Vendor Advisory"], "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ncs-hybridacl-crMZFfKQ"}], "sourceIdentifier": "psirt@cisco.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "psirt@cisco.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{"created": "2025-07-12T15:26:23.583143+00:00", "updated": "2025-07-12T15:26:23.583235+00:00", "vendors": ["cisco", "cisco$PRODUCT$ios_xr_software"]}