{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2022-20770", "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "assignerShortName": "cisco", "dateUpdated": "2023-10-01T10:06:22.000805", "dateReserved": "2021-11-02T00:00:00", "datePublished": "2022-05-04T00:00:00"}, "containers": {"cna": {"title": "ClamAV CHM File Parsing Denial of Service Vulnerability Affecting Cisco Products: April 2022", "datePublic": "2022-05-04T00:00:00", "providerMetadata": {"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco", "dateUpdated": "2023-10-01T10:06:22.000805"}, "descriptions": [{"lang": "en", "value": "On April 20, 2022, the following vulnerability in the ClamAV scanning library versions 0.103.5 and earlier and 0.104.2 and earlier was disclosed: A vulnerability in CHM file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 and LTS version 0.103.5 and prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. For a description of this vulnerability, see the ClamAV blog. This advisory will be updated as additional information becomes available."}], "affected": [{"vendor": "Cisco", "product": "Cisco AMP for Endpoints ", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"name": "20220504 ClamAV CHM File Parsing Denial of Service Vulnerability Affecting Cisco Products: April 2022", "tags": ["vendor-advisory"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-dos-prVGcHLd"}, {"name": "FEDORA-2022-b8691af27b", "tags": ["vendor-advisory"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7RV6BLIATIJE74SQ6NG5ZC4JK5MMDQ2R/"}, {"name": "FEDORA-2022-0ac71a8f3a", "tags": ["vendor-advisory"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N4NNBIJVG6Z4PDIKUZXTYXICYUAYAZ56/"}, {"name": "FEDORA-2022-a910a41a17", "tags": ["vendor-advisory"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BX5ZXNHP4NFYQ5BFSKY3WT7NTBZUYG7L/"}, {"name": "[debian-lts-announce] 20220603 [SECURITY] [DLA 3042-1] clamav security update", "tags": ["mailing-list"], "url": "https://lists.debian.org/debian-lts-announce/2022/06/msg00004.html"}, {"name": "GLSA-202310-01", "tags": ["vendor-advisory"], "url": "https://security.gentoo.org/glsa/202310-01"}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 8.6, "baseSeverity": "HIGH"}}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-399", "cweId": "CWE-399"}]}], "source": {"advisory": "cisco-sa-clamav-dos-prVGcHLd", "defect": [["CSCwa95108", "CSCwa95109", "CSCwa95110"]], "discovery": "INTERNAL"}, "exploits": [{"lang": "en", "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory. "}]}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:clamav:clamav:*:*:*:*:lts:*:*:*", "matchCriteriaId": "27ADFD65-7F57-461B-AD74-FF8F7950B5E1", "versionEndIncluding": "0.103.5", "vulnerable": true}, {"criteria": "cpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*", "matchCriteriaId": "FEA3B921-70F0-455E-84F0-EA08498AEB4D", "versionEndIncluding": "0.104.2", "versionStartIncluding": "0.104.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:cisco:secure_endpoint:*:*:*:*:*:macos:*:*", "matchCriteriaId": "2D18B72E-A39C-4355-880C-D8F56F69DEC1", "versionEndExcluding": "1.16.3", "vulnerable": true}, {"criteria": "cpe:2.3:a:cisco:secure_endpoint:*:*:*:*:*:linux:*:*", "matchCriteriaId": "7EB9082D-A730-4BC0-A7C3-FD41C9B90C62", "versionEndExcluding": "1.17.2", "vulnerable": true}, {"criteria": "cpe:2.3:a:cisco:secure_endpoint:*:*:*:*:*:windows:*:*", "matchCriteriaId": "941865DD-D900-4FF7-B94B-8A4849653E01", "versionEndExcluding": "7.5.5", "vulnerable": true}, {"criteria": "cpe:2.3:a:cisco:secure_endpoint:*:*:*:*:*:linux:*:*", "matchCriteriaId": "F3E65C72-96CF-445D-9A4C-ED82ED79882E", "versionEndExcluding": "1.18.2", "versionStartIncluding": "1.18.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:cisco:secure_endpoint:*:*:*:*:*:macos:*:*", "matchCriteriaId": "30810C03-D9F9-4CD2-B276-11E9302F245C", "versionEndExcluding": "1.18.2", "versionStartIncluding": "1.18.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*", "matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*", "matchCriteriaId": "80E516C0-98A4-4ADE-B69F-66A772E2BAAA", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*", "matchCriteriaId": "5C675112-476C-4D7C-BCB9-A2FB2D0BC9FD", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "On April 20, 2022, the following vulnerability in the ClamAV scanning library versions 0.103.5 and earlier and 0.104.2 and earlier was disclosed: A vulnerability in CHM file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 and LTS version 0.103.5 and prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. For a description of this vulnerability, see the ClamAV blog. This advisory will be updated as additional information becomes available."}, {"lang": "es", "value": "El 20 de abril de 2022, fue divulgada la siguiente vulnerabilidad en ClamAV scanning library versiones 0.103.5 y anteriores y 0.104.2 y anteriores: Una vulnerabilidad en el analizador de archivos CHM de Clam AntiVirus (ClamAV) versiones 0.104.0 hasta 0.104.2 y LTS versi\u00f3n 0.103.5 y anteriores, podr\u00eda permitir a un atacante remoto no autenticado causar una condici\u00f3n de denegaci\u00f3n de servicio en un dispositivo afectado. Para una descripci\u00f3n de esta vulnerabilidad, vea el blog de ClamAV. Este aviso ser\u00e1 actualizado a medida que est\u00e9 disponible informaci\u00f3n adicional"}], "id": "CVE-2022-20770", "lastModified": "2023-11-07T03:42:53.957", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.8, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 4.0, "source": "ykramarz@cisco.com", "type": "Secondary"}]}, "published": "2022-05-04T17:15:08.377", "references": [{"source": "ykramarz@cisco.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2022/06/msg00004.html"}, {"source": "ykramarz@cisco.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7RV6BLIATIJE74SQ6NG5ZC4JK5MMDQ2R/"}, {"source": "ykramarz@cisco.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BX5ZXNHP4NFYQ5BFSKY3WT7NTBZUYG7L/"}, {"source": "ykramarz@cisco.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N4NNBIJVG6Z4PDIKUZXTYXICYUAYAZ56/"}, {"source": "ykramarz@cisco.com", "url": "https://security.gentoo.org/glsa/202310-01"}, {"source": "ykramarz@cisco.com", "tags": ["Third Party Advisory"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-dos-prVGcHLd"}], "sourceIdentifier": "ykramarz@cisco.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-399"}], "source": "ykramarz@cisco.com", "type": "Secondary"}]}

{}