CVE-2021-3064

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You can verify whether you have a GlobalProtect portal or gateway configured by checking for entries in 'Network > GlobalProtect > Portals' and in 'Network > GlobalProtect > Gateways' from the web interface."}], "credits": [{"lang": "en", "value": "Palo Alto Networks thanks the Randori Attack Team (https://twitter.com/RandoriAttack) for discovering and reporting this issue."}], "datePublic": "2021-11-10T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "A memory corruption vulnerability exists in Palo Alto Networks GlobalProtect portal and gateway interfaces that enables an unauthenticated network-based attacker to disrupt system processes and potentially execute arbitrary code with root privileges. The attacker must have network access to the GlobalProtect interface to exploit this issue. This issue impacts PAN-OS 8.1 versions earlier than PAN-OS 8.1.17. Prisma Access customers are not impacted by this issue."}], "exploits": [{"lang": "en", "value": "Palo Alto Networks is not aware of any malicious exploitation of this issue."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-121", "description": "CWE-121 Stack-based Buffer Overflow", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-11-10T17:10:30.000Z", "orgId": "d6c1279f-00f6-4ef7-9217-f89ffe703ec0", "shortName": "palo_alto"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://security.paloaltonetworks.com/CVE-2021-3064"}], "solutions": [{"lang": "en", "value": "This issue is fixed in PAN-OS 8.1.17 and all later PAN-OS versions."}], "source": {"defect": ["PAN-96528"], "discovery": "EXTERNAL"}, "timeline": [{"lang": "en", "time": "2021-11-10T00:00:00.000Z", "value": "Initial publication"}], "title": "PAN-OS: Memory Corruption Vulnerability in GlobalProtect Portal and Gateway Interfaces", "workarounds": [{"lang": "en", "value": "Enable signatures for Unique Threat IDs 91820 and 91855 on traffic destined for GlobalProtect portal and gateway interfaces to block attacks against CVE-2021-3064.\n\nIt is not necessary to enable SSL decryption to detect and block attacks against this issue."}], "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@paloaltonetworks.com", "DATE_PUBLIC": "2021-11-10T17:00:00.000Z", "ID": "CVE-2021-3064", "STATE": "PUBLIC", "TITLE": "PAN-OS: Memory Corruption Vulnerability in GlobalProtect Portal and Gateway Interfaces"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "PAN-OS", "version": {"version_data": [{"version_affected": "<", "version_name": "8.1", "version_value": "8.1.17"}, {"version_affected": "!>=", "version_name": "8.1", "version_value": "8.1.17"}, {"version_affected": "!", "version_name": "9.0", "version_value": "9.0.*"}, {"version_affected": "!", "version_name": "9.1", "version_value": "9.1.*"}, {"version_affected": "!", "version_name": "10.0", "version_value": "10.0.*"}, {"version_affected": "!", "version_name": "10.1", "version_value": "10.1.*"}]}}, {"product_name": "Prisma Access", "version": {"version_data": [{"version_affected": "!", "version_name": "2.2", "version_value": "all"}, {"version_affected": "!", "version_name": "2.1", "version_value": "all"}]}}]}, "vendor_name": "Palo Alto Networks"}]}}, "configuration": [{"lang": "en", "value": "This issue is applicable only to PAN-OS firewall configurations with a GlobalProtect portal or gateway enabled. 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{"affected": [{"affectedData": [{"product": "PAN-OS", "vendor": "Palo Alto Networks", "versions": [{"status": "unaffected", "version": "9.0.*"}, {"status": "unaffected", "version": "9.1.*"}, {"status": "unaffected", "version": "10.0.*"}, {"status": "unaffected", "version": "10.1.*"}, {"changes": [{"at": "8.1.17", "status": "unaffected"}], "lessThan": "8.1.17", "status": "affected", "version": "8.1", "versionType": "custom"}]}, {"product": "Prisma Access", "vendor": "Palo Alto Networks", "versions": [{"status": "unaffected", "version": "2.2 all"}, {"status": "unaffected", "version": "2.1 all"}]}], "source": "psirt@paloaltonetworks.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*", "matchCriteriaId": "6A42777F-938A-45FB-BCD3-9F1BEDF7DB02", "versionEndExcluding": "8.1.17", "versionStartIncluding": "8.1.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A memory corruption vulnerability exists in Palo Alto Networks GlobalProtect portal and gateway interfaces that enables an unauthenticated network-based attacker to disrupt system processes and potentially execute arbitrary code with root privileges. The attacker must have network access to the GlobalProtect interface to exploit this issue. This issue impacts PAN-OS 8.1 versions earlier than PAN-OS 8.1.17. Prisma Access customers are not impacted by this issue."}, {"lang": "es", "value": "Se presenta una vulnerabilidad de corrupci\u00f3n de memoria en las interfaces del portal y la puerta de enlace de Palo Alto Networks GlobalProtect que permite a un atacante no autenticado basado en la red interrumpir los procesos del sistema y ejecutar potencialmente c\u00f3digo arbitrario con privilegios de root. El atacante debe tener acceso de red a la interfaz de GlobalProtect para aprovechar este problema. Este problema afecta a PAN-OS versiones 8.1 anteriores a PAN-OS 8.1.17. Los clientes de Prisma Access no est\u00e1n afectados por este problema"}], "id": "CVE-2021-3064", "lastModified": "2026-06-17T04:04:40.427", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 10.0, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "psirt@paloaltonetworks.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-11-10T17:15:10.660", "references": [{"source": "psirt@paloaltonetworks.com", "tags": ["Vendor Advisory"], "url": "https://security.paloaltonetworks.com/CVE-2021-3064"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://security.paloaltonetworks.com/CVE-2021-3064"}], "sourceIdentifier": "psirt@paloaltonetworks.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-121"}], "source": "psirt@paloaltonetworks.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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