CVE-2023-20032

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An attacker could exploit this vulnerability by submitting a crafted HFS+ partition file to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to execute arbitrary code with the privileges of the ClamAV scanning process, or else crash the process, resulting in a denial of service (DoS) condition.\r\n\r For a description of this vulnerability, see the ClamAV blog [\"https://blog.clamav.net/\"]."}], "affected": [{"vendor": "Cisco", "product": "Cisco Secure Web Appliance", "versions": [{"version": "11.7.0-406", "status": "affected"}, {"version": "11.7.0-418", "status": "affected"}, {"version": "11.7.1-049", "status": "affected"}, {"version": "11.7.1-006", "status": "affected"}, {"version": "11.7.1-020", "status": "affected"}, {"version": "11.7.2-011", "status": "affected"}, {"version": "11.8.0-414", "status": "affected"}, {"version": "11.8.1-023", "status": "affected"}, {"version": "11.8.3-018", "status": "affected"}, {"version": "11.8.3-021", "status": "affected"}, {"version": "12.0.1-268", "status": "affected"}, {"version": "12.0.3-007", "status": "affected"}, {"version": "12.5.2-007", "status": "affected"}, {"version": "12.5.1-011", "status": "affected"}, {"version": "12.5.4-005", "status": "affected"}, {"version": "12.5.5-004", "status": "affected"}, {"version": "14.5.0-498", "status": "affected"}, {"version": "14.0.3-014", "status": "affected"}, {"version": "14.0.2-012", "status": "affected"}]}, {"vendor": "Cisco", "product": "Cisco Secure Endpoint", "versions": [{"version": "6.1.9", "status": "affected"}, {"version": "6.2.5", "status": "affected"}, {"version": "6.3.7", "status": "affected"}, {"version": "6.3.3", "status": "affected"}, {"version": "7.0.5", "status": "affected"}, {"version": "7.1.1", "status": "affected"}, {"version": "1.12.1", "status": "affected"}, {"version": "1.12.2", "status": "affected"}, {"version": "1.12.3", "status": "affected"}, {"version": "1.12.7", "status": "affected"}, {"version": "1.12.4", "status": "affected"}, {"version": "1.11.0", "status": "affected"}, {"version": "1.10.2", "status": "affected"}, {"version": "1.10.0", "status": "affected"}, {"version": "1.14.0", "status": "affected"}, {"version": "1.6.0", "status": "affected"}, {"version": "1.9.0", "status": "affected"}, {"version": "1.8.1", "status": "affected"}, {"version": "1.8.0", "status": "affected"}, {"version": "1.7.0", "status": "affected"}, {"version": "7.2.13", "status": "affected"}, {"version": "7.3.5", "status": "affected"}]}, {"vendor": "Cisco", "product": "Cisco Secure Endpoint Private Cloud Administration Portal", "versions": [{"version": "N/A", "status": "affected"}]}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')", "type": "cwe", "cweId": "CWE-120"}]}], "references": [{"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-q8DThCy", "name": "cisco-sa-clamav-q8DThCy"}], "metrics": [{"format": "cvssV3_1", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}}], "exploits": [{"lang": "en", "value": "The Cisco Product Security Incident Response Team (PSIRT) is aware that a proof-of-concept is available that demonstrates that this vulnerability can be used to cause a buffer overflow and subsequent process termination.\r\n\r\nAdditional technical information is also available that describes this vulnerability in detail.\r\n\r\nThe Cisco PSIRT is not aware of any malicious use of the vulnerability that is described in this advisory."}], "source": {"advisory": "cisco-sa-clamav-q8DThCy", "discovery": "EXTERNAL", "defects": ["CSCwd74135", "CSCwd74134", "CSCwd74133", "CSCwe18204", "CSCwd74132"]}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T08:57:35.875Z"}, "title": "CVE Program Container", "references": [{"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-q8DThCy", "name": "cisco-sa-clamav-q8DThCy", "tags": ["x_transferred"]}]}]}}

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"affected", "version": "14.0.2-012"}]}, {"product": "Cisco Secure Endpoint", "vendor": "Cisco", "versions": [{"status": "affected", "version": "6.1.9"}, {"status": "affected", "version": "6.2.5"}, {"status": "affected", "version": "6.3.7"}, {"status": "affected", "version": "6.3.3"}, {"status": "affected", "version": "7.0.5"}, {"status": "affected", "version": "7.1.1"}, {"status": "affected", "version": "1.12.1"}, {"status": "affected", "version": "1.12.2"}, {"status": "affected", "version": "1.12.3"}, {"status": "affected", "version": "1.12.7"}, {"status": "affected", "version": "1.12.4"}, {"status": "affected", "version": "1.11.0"}, {"status": "affected", "version": "1.10.2"}, {"status": "affected", "version": "1.10.0"}, {"status": "affected", "version": "1.14.0"}, {"status": "affected", "version": "1.6.0"}, {"status": "affected", "version": "1.9.0"}, {"status": "affected", "version": "1.8.1"}, {"status": "affected", "version": "1.8.0"}, {"status": "affected", "version": "1.7.0"}, {"status": "affected", "version": "7.2.13"}, {"status": "affected", "version": "7.3.5"}]}, {"product": "Cisco Secure Endpoint Private Cloud Administration Portal", "vendor": "Cisco", "versions": [{"status": "affected", "version": "N/A"}]}], "source": "psirt@cisco.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:cisco:secure_endpoint:*:*:*:*:*:linux:*:*", "matchCriteriaId": "40572314-306A-4594-A279-216B8139B7A0", "versionEndExcluding": "1.20.2", "vulnerable": true}, {"criteria": "cpe:2.3:a:cisco:secure_endpoint:*:*:*:*:*:macos:*:*", "matchCriteriaId": "726A787E-E64F-4906-9BAE-4F79EB530F1F", "versionEndExcluding": "1.21.1", "vulnerable": true}, {"criteria": "cpe:2.3:a:cisco:secure_endpoint:*:*:*:*:*:windows:*:*", "matchCriteriaId": "C4F63447-CA0E-43FC-8FF1-B4032D21E32A", "versionEndExcluding": "7.5.9", "vulnerable": true}, {"criteria": "cpe:2.3:a:cisco:secure_endpoint:*:*:*:*:*:windows:*:*", "matchCriteriaId": "D0FC45E7-C4AB-4AC5-87AB-0ED1508CCFF3", 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"vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:stormshield:stormshield_network_security:*:*:*:*:*:*:*:*", "matchCriteriaId": "88CF061E-FFD8-48DE-887F-2119C916E2B4", "versionEndExcluding": "3.7.35", "versionStartIncluding": "3.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:stormshield:stormshield_network_security:*:*:*:*:*:*:*:*", "matchCriteriaId": "F499B698-4EB6-4262-BAF4-9BDE7F114805", "versionEndExcluding": "3.11.23", "versionStartIncluding": "3.8.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:stormshield:stormshield_network_security:*:*:*:*:*:*:*:*", "matchCriteriaId": "40519377-ECDC-41E2-B6A6-7F601AC28ACD", "versionEndExcluding": "4.3.17", "versionStartIncluding": "4.3.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:stormshield:stormshield_network_security:*:*:*:*:*:*:*:*", "matchCriteriaId": "77BAC9BA-B215-490F-9202-617B1B4E7C8A", "versionEndExcluding": "4.6.4", "versionStartIncluding": "4.4.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "On Feb 15, 2023, the following vulnerability in the ClamAV scanning library was disclosed:\r\n\r \r A vulnerability in the HFS+ partition file parser of ClamAV versions 1.0.0 and earlier, 0.105.1 and earlier, and 0.103.7 and earlier could allow an unauthenticated, remote attacker to execute arbitrary code.\r\n\r \r This vulnerability is due to a missing buffer size check that may result in a heap buffer overflow write. An attacker could exploit this vulnerability by submitting a crafted HFS+ partition file to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to execute arbitrary code with the privileges of the ClamAV scanning process, or else crash the process, resulting in a denial of service (DoS) condition.\r\n\r For a description of this vulnerability, see the ClamAV blog [\"https://blog.clamav.net/\"]."}], "id": "CVE-2023-20032", "lastModified": "2026-06-17T05:29:19.407", "metrics": {"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@cisco.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": "2023-03-01T08:15:11.907", "references": [{"source": "psirt@cisco.com", "tags": ["Vendor Advisory"], "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-q8DThCy"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-q8DThCy"}], "sourceIdentifier": "psirt@cisco.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-120"}], "source": "psirt@cisco.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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