CVE-2022-3437

{"id": "CVE-2022-3437", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2023-01-12T15:15:10.083", "references": [{"url": "http://www.openwall.com/lists/oss-security/2023/02/08/1", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/security/cve/CVE-2022-3437", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2137774", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://lists.debian.org/debian-lts-announce/2024/04/msg00015.html", "source": "secalert@redhat.com"}, {"url": "https://security.gentoo.org/glsa/202309-06", "source": "secalert@redhat.com"}, {"url": "https://security.gentoo.org/glsa/202310-06", "source": "secalert@redhat.com"}, {"url": "https://security.netapp.com/advisory/ntap-20230216-0008/", "source": "secalert@redhat.com"}, {"url": "https://www.samba.org/samba/security/CVE-2022-3437.html", "tags": ["Vendor Advisory"], "source": "secalert@redhat.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-122"}]}], "descriptions": [{"lang": "en", "value": "A heap-based buffer overflow vulnerability was found in Samba within the GSSAPI unwrap_des() and unwrap_des3() routines of Heimdal. The DES and Triple-DES decryption routines in the Heimdal GSSAPI library allow a length-limited write buffer overflow on malloc() allocated memory when presented with a maliciously small packet. This flaw allows a remote user to send specially crafted malicious data to the application, possibly resulting in a denial of service (DoS) attack."}, {"lang": "es", "value": "Se encontr\u00f3 una vulnerabilidad de desbordamiento de b\u00fafer en Samba dentro de las rutinas GSSAPI unwrap_des() y unwrap_des3() de Heimdal. Las rutinas de descifrado DES y Triple-DES de la biblioteca GSSAPI de Heimdal permiten un desbordamiento del b\u00fafer de escritura de longitud limitada en la memoria asignada a malloc() cuando se presenta un paquete maliciosamente peque\u00f1o. Este fallo permite a un usuario remoto enviar datos maliciosos especialmente manipulados a la aplicaci\u00f3n, lo que puede provocar un ataque de denegaci\u00f3n de servicio (DoS)."}], "lastModified": "2024-04-22T16:15:12.370", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5DEC17A1-7D7E-438F-A7BF-6FA34AD63EC7", "versionEndExcluding": "4.15.11", "versionStartIncluding": "4.0.0"}, {"criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6601140E-E676-40C8-9700-9B7F9ACEC63C", "versionEndExcluding": "4.16.6", "versionStartIncluding": "4.16.0"}, {"criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9CD07976-E402-4282-B52A-AC9A6FD27FB5", "versionEndExcluding": "4.17.2", "versionStartIncluding": "4.17.0"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5C675112-476C-4D7C-BCB9-A2FB2D0BC9FD"}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E30D0E6F-4AE8-4284-8716-991DFA48CC5D"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}