CVE-2021-36386

{"id": "CVE-2021-36386", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/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"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2021-07-30T14:15:18.140", "references": [{"url": "http://www.openwall.com/lists/oss-security/2021/07/28/5", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.openwall.com/lists/oss-security/2021/08/09/1", "tags": ["Mailing List"], "source": "cve@mitre.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AGYO5AHSXTCKA4NQC2Z4H3XMMYNAGC77/", "source": "cve@mitre.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OIXKO6QW3AUHGJVWKJXBCOVBYJUJRBFC/", "source": "cve@mitre.org"}, {"url": "https://security.gentoo.org/glsa/202209-14", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.fetchmail.info/fetchmail-SA-2021-01.txt", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.fetchmail.info/security.html", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-909"}]}], "descriptions": [{"lang": "en", "value": "report_vbuild in report.c in Fetchmail before 6.4.20 sometimes omits initialization of the vsnprintf va_list argument, which might allow mail servers to cause a denial of service or possibly have unspecified other impact via long error messages. NOTE: it is unclear whether use of Fetchmail on any realistic platform results in an impact beyond an inconvenience to the client user."}, {"lang": "es", "value": "Una funci\u00f3n report_vbuild en el archivo report.c en Fetchmail versiones anteriores a 6.4.20, a veces omite la inicializaci\u00f3n del argumento vsnprintf va_list, lo que podr\u00eda permitir a servidores de correo causar una denegaci\u00f3n de servicio o posiblemente tener otro impacto no especificado por medio de largos mensajes de error. NOTA: no est\u00e1 claro si el uso de Fetchmail en cualquier plataforma realista presenta un impacto m\u00e1s all\u00e1 de un inconveniente para el usuario cliente"}], "lastModified": "2023-11-07T03:36:45.747", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8F3BEF4E-E90A-482F-AFC9-C0CE0619ACB1", "versionEndExcluding": "6.4.20"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E460AA51-FCDA-46B9-AE97-E6676AA5E194"}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}