CVE-2024-39517

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-39517", "assignerOrgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "state": "PUBLISHED", "assignerShortName": "juniper", "dateReserved": "2024-06-25T15:12:53.239Z", "datePublished": "2024-07-10T23:06:40.329Z", "dateUpdated": "2024-08-02T04:26:15.885Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Junos OS", "vendor": "Juniper Networks", "versions": [{"lessThan": "21.2R3-S8", "status": "affected", "version": "0", "versionType": "semver"}, {"lessThan": "21.4R3-S7", "status": "affected", "version": "21.4", "versionType": "semver"}, {"lessThan": "22.1R3-S5", "status": "affected", "version": "22.1", "versionType": "semver"}, {"lessThan": "22.2R3-S3", "status": "affected", "version": "22.2", "versionType": "semver"}, {"lessThan": "22.3R3-S3", "status": "affected", "version": "22.3", "versionType": "semver"}, {"lessThan": "22.4R3-S2", "status": "affected", "version": "22.4", "versionType": "semver"}, {"lessThan": "23.2R2", "status": "affected", "version": "23.2", "versionType": "semver"}, {"lessThan": "23.4R1-S1", "status": "affected", "version": "23.4", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "Junos OS Evolved", "vendor": "Juniper Networks", "versions": [{"lessThan": "21.2R3-S8-EVO", "status": "affected", "version": "0", "versionType": "semver"}, {"lessThan": "21.4R3-S7-EVO", "status": "affected", "version": "21.4-EVO", "versionType": "semver"}, {"lessThan": "22.1R3-S5-EVO", "status": "affected", "version": "22.1-EVO", "versionType": "semver"}, {"lessThan": "22.2R3-S3-EVO", "status": "affected", "version": "22.2-EVO", "versionType": "semver"}, {"lessThan": "22.3R3-S3-EVO", "status": "affected", "version": "22.3-EVO", "versionType": "semver"}, {"lessThan": "22.4R3-S2-EVO", "status": "affected", "version": "22.4-EVO", "versionType": "semver"}, {"lessThan": "23.2R2-EVO", "status": "affected", "version": "23.2-EVO", "versionType": "semver"}, {"lessThan": "23.4R1-S1-EVO, 23.4R2-EVO", "status": "affected", "version": "23.4-EVO", "versionType": "semver"}]}], "configurations": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>EVPN is configured on the device:<br></p><tt><span style=\"background-color: var(--wht);\">&nbsp; </span><span style=\"background-color: var(--wht);\">[protocols evpn]</span></tt><p>To be exposed to this issue the device needs be configured for VXLAN with either of the following statements:<br></p><tt><span style=\"background-color: var(--wht);\">&nbsp; [vlans &lt;vlan&gt; vxlan]<br></span><span style=\"background-color: var(--wht);\">&nbsp; [routing-instances &lt;routing-instance&gt; vxlan]</span></tt>"}], "value": "EVPN is configured on the device:\n\n\n\u00a0 [protocols evpn]To be exposed to this issue the device needs be configured for VXLAN with either of the following statements:\n\n\n\u00a0 [vlans <vlan> vxlan]\n\u00a0 [routing-instances <routing-instance> vxlan]"}], "datePublic": "2024-07-10T16:00:00.000Z", "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "An Improper Check for Unusual or Exceptional Conditions vulnerability in the&nbsp;Layer 2 Address Learning Daemon (l2ald) on Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause Denial of Service (DoS).<br><br>In an <span style=\"background-color: rgb(255, 255, 255);\">EVPN/VXLAN</span> scenario, when a high amount specific Layer 2 packets are processed by the device, it can cause the Routing Protocol Daemon (rpd) to utilize all CPU resources which causes the device to hang. A manual restart of the rpd is required to restore services.<br><br>This issue affects both IPv4 and IPv6 implementations.<br><p>This issue affects<br>Junos OS:<br>All versions earlier than&nbsp;21.4R3-S7;<br>22.1&nbsp;versions earlier than 22.1R3-S5;<br>22.2 versions earlier than&nbsp;22.2R3-S3;<br>22.3 versions earlier than&nbsp;22.3R3-S3;<br>22.4 versions earlier than&nbsp;22.4R3-S2;<br>23.2 versions earlier than&nbsp;23.2R2;<br>23.4 versions earlier than&nbsp;23.4R1-S1.</p>Junos OS Evolved:<br>All versions earlier than&nbsp;21.4R3-S7-EVO;<br>22.1-EVO versions earlier than&nbsp;22.1R3-S5-EVO;<br>22.2-EVO versions earlier than&nbsp;22.2R3-S3-EVO;<br>22.3-EVO versions earlier than 22.3R3-S3-EVO;<br>22.4-EVO versions earlier than&nbsp;22.4R3-S2-EVO;<br>23.2-EVO versions earlier than&nbsp;23.2R2-EVO;<br>23.4-EVO versions earlier than&nbsp;23.4R1-S1-EVO, 23.4R2-EVO."}], "value": "An Improper Check for Unusual or Exceptional Conditions vulnerability in the\u00a0Layer 2 Address Learning Daemon (l2ald) on Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause Denial of Service (DoS).\n\nIn an EVPN/VXLAN scenario, when a high amount specific Layer 2 packets are processed by the device, it can cause the Routing Protocol Daemon (rpd) to utilize all CPU resources which causes the device to hang. A manual restart of the rpd is required to restore services.\n\nThis issue affects both IPv4 and IPv6 implementations.\nThis issue affects\nJunos OS:\nAll versions earlier than\u00a021.4R3-S7;\n22.1\u00a0versions earlier than 22.1R3-S5;\n22.2 versions earlier than\u00a022.2R3-S3;\n22.3 versions earlier than\u00a022.3R3-S3;\n22.4 versions earlier than\u00a022.4R3-S2;\n23.2 versions earlier than\u00a023.2R2;\n23.4 versions earlier than\u00a023.4R1-S1.\n\nJunos OS Evolved:\nAll versions earlier than\u00a021.4R3-S7-EVO;\n22.1-EVO versions earlier than\u00a022.1R3-S5-EVO;\n22.2-EVO versions earlier than\u00a022.2R3-S3-EVO;\n22.3-EVO versions earlier than 22.3R3-S3-EVO;\n22.4-EVO versions earlier than\u00a022.4R3-S2-EVO;\n23.2-EVO versions earlier than\u00a023.2R2-EVO;\n23.4-EVO versions earlier than\u00a023.4R1-S1-EVO, 23.4R2-EVO."}], "exploits": [{"lang": "eng", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."}], "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}, {"cvssV4_0": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "ADJACENT", "baseScore": 7.1, "baseSeverity": "HIGH", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "LOW", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-754", "description": "CWE-754 Improper Check for Unusual or Exceptional Conditions", "lang": "eng", "type": "CWE"}]}], "providerMetadata": {"orgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "shortName": "juniper", "dateUpdated": "2024-07-10T23:06:40.329Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://supportportal.juniper.net/JSA79175"}], "solutions": [{"lang": "eng", "supportingMedia": [{"base64": false, "type": "text/html", "value": "The following software releases have been updated to resolve this specific issue:&nbsp;<br>\nJunos OS:&nbsp;21.4R3-S7,&nbsp;<span style=\"background-color: rgb(255, 255, 255);\">22.1R3-S5, 22.2R3-S3, 22.3R3-S3, 22.4R3-S2, 23.2R2, 23.4R1-S1, 23.4R2, 24.2R1, and all subsequent releases.<br></span>Junos OS Evolved:&nbsp;21.4R3-S7-EVO,&nbsp;<span style=\"background-color: rgb(255, 255, 255);\">22.1R3-S5-EVO, 22.2R3-S3-EVO, 22.3R3-S3-EVO,&nbsp;22.4R3-S2-EVO,&nbsp;23.2R2-EVO, 23.4R1-S1-EVO, 23.4R2-EVO, 24.2R1-EVO, and all subsequent releases.</span><br>"}], "value": "The following software releases have been updated to resolve this specific issue:\u00a0\n\nJunos OS:\u00a021.4R3-S7,\u00a022.1R3-S5, 22.2R3-S3, 22.3R3-S3, 22.4R3-S2, 23.2R2, 23.4R1-S1, 23.4R2, 24.2R1, and all subsequent releases.\nJunos OS Evolved:\u00a021.4R3-S7-EVO,\u00a022.1R3-S5-EVO, 22.2R3-S3-EVO, 22.3R3-S3-EVO,\u00a022.4R3-S2-EVO,\u00a023.2R2-EVO, 23.4R1-S1-EVO, 23.4R2-EVO, 24.2R1-EVO, and all subsequent releases."}], "source": {"advisory": "JSA79175", "defect": ["1783346"], "discovery": "INTERNAL"}, "title": "Junos OS and Junos OS Evolved: Upon processing specific L2 traffic, rpd can hang in devices with EVPN/VXLAN configured", "workarounds": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "There are no known workarounds for this issue."}], "value": "There are no known workarounds for this issue."}], "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-07-11T13:08:45.672820Z", "id": "CVE-2024-39517", "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": "2024-07-11T13:09:04.536Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T04:26:15.885Z"}, "title": "CVE Program Container", "references": [{"tags": ["vendor-advisory", "x_transferred"], "url": "https://supportportal.juniper.net/JSA79175"}]}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-39517", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-07-11T13:08:45.672820Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-07-11T13:09:01.858Z"}}], "cna": {"title": "Junos OS and Junos OS Evolved: Upon processing specific L2 traffic, rpd can hang in devices with EVPN/VXLAN configured", "source": {"defect": ["1783346"], "advisory": "JSA79175", "discovery": "INTERNAL"}, "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}, {"format": "CVSS", "cvssV4_0": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 7.1, "Automatable": "NOT_DEFINED", "attackVector": "ADJACENT", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subAvailabilityImpact": "LOW", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Juniper Networks", "product": "Junos OS", "versions": [{"status": "affected", "version": "0", "lessThan": "21.2R3-S8", "versionType": "semver"}, {"status": "affected", "version": "21.4", "lessThan": "21.4R3-S7", "versionType": "semver"}, {"status": "affected", "version": "22.1", "lessThan": "22.1R3-S5", "versionType": "semver"}, {"status": "affected", "version": "22.2", "lessThan": "22.2R3-S3", "versionType": "semver"}, {"status": "affected", "version": "22.3", "lessThan": "22.3R3-S3", "versionType": "semver"}, {"status": "affected", "version": "22.4", "lessThan": "22.4R3-S2", "versionType": "semver"}, {"status": "affected", "version": "23.2", "lessThan": "23.2R2", "versionType": "semver"}, {"status": "affected", "version": "23.4", "lessThan": "23.4R1-S1", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Juniper Networks", "product": "Junos OS Evolved", "versions": [{"status": "affected", "version": "0", "lessThan": "21.2R3-S8-EVO", "versionType": "semver"}, {"status": "affected", "version": "21.4-EVO", "lessThan": "21.4R3-S7-EVO", "versionType": "semver"}, {"status": "affected", "version": "22.1-EVO", "lessThan": "22.1R3-S5-EVO", "versionType": "semver"}, {"status": "affected", "version": "22.2-EVO", "lessThan": "22.2R3-S3-EVO", "versionType": "semver"}, {"status": "affected", "version": "22.3-EVO", "lessThan": "22.3R3-S3-EVO", "versionType": "semver"}, {"status": "affected", "version": "22.4-EVO", "lessThan": "22.4R3-S2-EVO", "versionType": "semver"}, {"status": "affected", "version": "23.2-EVO", "lessThan": "23.2R2-EVO", "versionType": "semver"}, {"status": "affected", "version": "23.4-EVO", "lessThan": "23.4R1-S1-EVO, 23.4R2-EVO", "versionType": "semver"}], "defaultStatus": "unaffected"}], "exploits": [{"lang": "eng", "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability.", "supportingMedia": [{"type": "text/html", "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability.", "base64": false}]}], "solutions": [{"lang": "eng", "value": "The following software releases have been updated to resolve this specific issue:\u00a0\n\nJunos OS:\u00a021.4R3-S7,\u00a022.1R3-S5, 22.2R3-S3, 22.3R3-S3, 22.4R3-S2, 23.2R2, 23.4R1-S1, 23.4R2, 24.2R1, and all subsequent releases.\nJunos OS Evolved:\u00a021.4R3-S7-EVO,\u00a022.1R3-S5-EVO, 22.2R3-S3-EVO, 22.3R3-S3-EVO,\u00a022.4R3-S2-EVO,\u00a023.2R2-EVO, 23.4R1-S1-EVO, 23.4R2-EVO, 24.2R1-EVO, and all subsequent releases.", "supportingMedia": [{"type": "text/html", "value": "The following software releases have been updated to resolve this specific issue:&nbsp;<br>\nJunos OS:&nbsp;21.4R3-S7,&nbsp;<span style=\"background-color: rgb(255, 255, 255);\">22.1R3-S5, 22.2R3-S3, 22.3R3-S3, 22.4R3-S2, 23.2R2, 23.4R1-S1, 23.4R2, 24.2R1, and all subsequent releases.<br></span>Junos OS Evolved:&nbsp;21.4R3-S7-EVO,&nbsp;<span style=\"background-color: rgb(255, 255, 255);\">22.1R3-S5-EVO, 22.2R3-S3-EVO, 22.3R3-S3-EVO,&nbsp;22.4R3-S2-EVO,&nbsp;23.2R2-EVO, 23.4R1-S1-EVO, 23.4R2-EVO, 24.2R1-EVO, and all subsequent releases.</span><br>", "base64": false}]}], "datePublic": "2024-07-10T16:00:00.000Z", "references": [{"url": "https://supportportal.juniper.net/JSA79175", "tags": ["vendor-advisory"]}], "workarounds": [{"lang": "en", "value": "There are no known workarounds for this issue.", "supportingMedia": [{"type": "text/html", "value": "There are no known workarounds for this issue.", "base64": false}]}], "x_generator": {"engine": "Vulnogram 0.1.0-dev"}, "descriptions": [{"lang": "en", "value": "An Improper Check for Unusual or Exceptional Conditions vulnerability in the\u00a0Layer 2 Address Learning Daemon (l2ald) on Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause Denial of Service (DoS).\n\nIn an EVPN/VXLAN scenario, when a high amount specific Layer 2 packets are processed by the device, it can cause the Routing Protocol Daemon (rpd) to utilize all CPU resources which causes the device to hang. A manual restart of the rpd is required to restore services.\n\nThis issue affects both IPv4 and IPv6 implementations.\nThis issue affects\nJunos OS:\nAll versions earlier than\u00a021.4R3-S7;\n22.1\u00a0versions earlier than 22.1R3-S5;\n22.2 versions earlier than\u00a022.2R3-S3;\n22.3 versions earlier than\u00a022.3R3-S3;\n22.4 versions earlier than\u00a022.4R3-S2;\n23.2 versions earlier than\u00a023.2R2;\n23.4 versions earlier than\u00a023.4R1-S1.\n\nJunos OS Evolved:\nAll versions earlier than\u00a021.4R3-S7-EVO;\n22.1-EVO versions earlier than\u00a022.1R3-S5-EVO;\n22.2-EVO versions earlier than\u00a022.2R3-S3-EVO;\n22.3-EVO versions earlier than 22.3R3-S3-EVO;\n22.4-EVO versions earlier than\u00a022.4R3-S2-EVO;\n23.2-EVO versions earlier than\u00a023.2R2-EVO;\n23.4-EVO versions earlier than\u00a023.4R1-S1-EVO, 23.4R2-EVO.", "supportingMedia": [{"type": "text/html", "value": "An Improper Check for Unusual or Exceptional Conditions vulnerability in the&nbsp;Layer 2 Address Learning Daemon (l2ald) on Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause Denial of Service (DoS).<br><br>In an <span style=\"background-color: rgb(255, 255, 255);\">EVPN/VXLAN</span> scenario, when a high amount specific Layer 2 packets are processed by the device, it can cause the Routing Protocol Daemon (rpd) to utilize all CPU resources which causes the device to hang. A manual restart of the rpd is required to restore services.<br><br>This issue affects both IPv4 and IPv6 implementations.<br><p>This issue affects<br>Junos OS:<br>All versions earlier than&nbsp;21.4R3-S7;<br>22.1&nbsp;versions earlier than 22.1R3-S5;<br>22.2 versions earlier than&nbsp;22.2R3-S3;<br>22.3 versions earlier than&nbsp;22.3R3-S3;<br>22.4 versions earlier than&nbsp;22.4R3-S2;<br>23.2 versions earlier than&nbsp;23.2R2;<br>23.4 versions earlier than&nbsp;23.4R1-S1.</p>Junos OS Evolved:<br>All versions earlier than&nbsp;21.4R3-S7-EVO;<br>22.1-EVO versions earlier than&nbsp;22.1R3-S5-EVO;<br>22.2-EVO versions earlier than&nbsp;22.2R3-S3-EVO;<br>22.3-EVO versions earlier than 22.3R3-S3-EVO;<br>22.4-EVO versions earlier than&nbsp;22.4R3-S2-EVO;<br>23.2-EVO versions earlier than&nbsp;23.2R2-EVO;<br>23.4-EVO versions earlier than&nbsp;23.4R1-S1-EVO, 23.4R2-EVO.", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "eng", "type": "CWE", "cweId": "CWE-754", "description": "CWE-754 Improper Check for Unusual or Exceptional Conditions"}]}], "configurations": [{"lang": "en", "value": "EVPN is configured on the device:\n\n\n\u00a0 [protocols evpn]To be exposed to this issue the device needs be configured for VXLAN with either of the following statements:\n\n\n\u00a0 [vlans <vlan> vxlan]\n\u00a0 [routing-instances <routing-instance> vxlan]", "supportingMedia": [{"type": "text/html", "value": "<p>EVPN is configured on the device:<br></p><tt><span style=\"background-color: var(--wht);\">&nbsp; </span><span style=\"background-color: var(--wht);\">[protocols evpn]</span></tt><p>To be exposed to this issue the device needs be configured for VXLAN with either of the following statements:<br></p><tt><span style=\"background-color: var(--wht);\">&nbsp; [vlans &lt;vlan&gt; vxlan]<br></span><span style=\"background-color: var(--wht);\">&nbsp; [routing-instances &lt;routing-instance&gt; vxlan]</span></tt>", "base64": false}]}], "providerMetadata": {"orgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "shortName": "juniper", "dateUpdated": "2024-07-10T23:06:40.329Z"}}}, "cveMetadata": {"cveId": "CVE-2024-39517", "state": "PUBLISHED", "dateUpdated": "2024-07-11T13:09:04.536Z", "dateReserved": "2024-06-25T15:12:53.239Z", "assignerOrgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "datePublished": "2024-07-10T23:06:40.329Z", "assignerShortName": "juniper"}, "dataVersion": "5.1"}

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A manual restart of the rpd is required to restore services.\n\nThis issue affects both IPv4 and IPv6 implementations.\nThis issue affects\nJunos OS:\nAll versions earlier than\u00a021.4R3-S7;\n22.1\u00a0versions earlier than 22.1R3-S5;\n22.2 versions earlier than\u00a022.2R3-S3;\n22.3 versions earlier than\u00a022.3R3-S3;\n22.4 versions earlier than\u00a022.4R3-S2;\n23.2 versions earlier than\u00a023.2R2;\n23.4 versions earlier than\u00a023.4R1-S1.\n\nJunos OS Evolved:\nAll versions earlier than\u00a021.4R3-S7-EVO;\n22.1-EVO versions earlier than\u00a022.1R3-S5-EVO;\n22.2-EVO versions earlier than\u00a022.2R3-S3-EVO;\n22.3-EVO versions earlier than 22.3R3-S3-EVO;\n22.4-EVO versions earlier than\u00a022.4R3-S2-EVO;\n23.2-EVO versions earlier than\u00a023.2R2-EVO;\n23.4-EVO versions earlier than\u00a023.4R1-S1-EVO, 23.4R2-EVO."}, {"lang": "es", "value": "Una vulnerabilidad de comprobaci\u00f3n inadecuada de las condiciones inusuales o excepcionales en el daemon de aprendizaje de direcciones de capa 2 (l2ald) en Juniper Networks Junos OS y Junos OS Evolved permite que un atacante adyacente no autenticado provoque una denegaci\u00f3n de servicio (DoS). En un escenario EVPN/VXLAN, cuando el dispositivo procesa una gran cantidad de paquetes espec\u00edficos de Capa 2, puede provocar que el daemon de protocolo de enrutamiento (rpd) utilice todos los recursos de la CPU, lo que provoca que el dispositivo se cuelgue. Es necesario reiniciar manualmente el rpd para restaurar los servicios. Este problema afecta tanto a las implementaciones de IPv4 como a las de IPv6. Este problema afecta a Junos OS: todas las versiones anteriores a 21.4R3-S7; Versiones 22.1 anteriores a 22.1R3-S5; Versiones 22.2 anteriores a 22.2R3-S3; Versiones 22.3 anteriores a 22.3R3-S3; Versiones 22.4 anteriores a 22.4R3-S2; Versiones 23.2 anteriores a 23.2R2; Versiones 23.4 anteriores a 23.4R1-S1. Junos OS Evolved: todas las versiones anteriores a 21.4R3-S7-EVO; Versiones 22.1-EVO anteriores a 22.1R3-S5-EVO; Versiones 22.2-EVO anteriores a 22.2R3-S3-EVO; Versiones 22.3-EVO anteriores a 22.3R3-S3-EVO; Versiones 22.4-EVO anteriores a 22.4R3-S2-EVO; Versiones 23.2-EVO anteriores a 23.2R2-EVO; Versiones 23.4-EVO anteriores a 23.4R1-S1-EVO, 23.4R2-EVO."}], "id": "CVE-2024-39517", "lastModified": "2026-06-17T07:42:05.967", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "sirt@juniper.net", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "ADJACENT", "availabilityRequirement": "NOT_DEFINED", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "LOW", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "sirt@juniper.net", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2024-39517", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-07-11T13:08:45.672820Z", "version": "2.0.3"}}]}, "published": "2024-07-10T23:15:11.127", "references": [{"source": "sirt@juniper.net", "tags": ["Vendor Advisory"], "url": "https://supportportal.juniper.net/JSA79175"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://supportportal.juniper.net/JSA79175"}], "sourceIdentifier": "sirt@juniper.net", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-754"}], "source": "sirt@juniper.net", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-754"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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