{ "id": "CVE-2022-42898", "sourceIdentifier": "cve@mitre.org", "published": "2022-12-25T06:15:09.427", "lastModified": "2024-11-21T07:25:33.423", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "PAC parsing in MIT Kerberos 5 (aka krb5) before 1.19.4 and 1.20.x before 1.20.1 has integer overflows that may lead to remote code execution (in KDC, kadmind, or a GSS or Kerberos application server) on 32-bit platforms (which have a resultant heap-based buffer overflow), and cause a denial of service on other platforms. This occurs in krb5_pac_parse in lib/krb5/krb/pac.c. Heimdal before 7.7.1 has \"a similar bug.\"" }, { "lang": "es", "value": "El an\u00e1lisis sint\u00e1ctico de PAC en MIT Kerberos 5 (tambi\u00e9n conocido como krb5) antes de 1.19.4 y 1.20.x antes de 1.20.1 tiene desbordamientos de enteros que pueden conducir a la ejecuci\u00f3n remota de c\u00f3digo (en KDC, kadmind, o un servidor de aplicaciones GSS o Kerberos) en plataformas de 32 bits (que tienen un desbordamiento de b\u00fafer resultante), y causar una denegaci\u00f3n de servicio en otras plataformas. Esto ocurre en krb5_pac_parse en lib/krb5/krb/pac.c. Heimdal antes de 7.7.1 tiene \"un bug similar\"." } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH" }, "exploitabilityScore": 2.8, "impactScore": 5.9 } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-190" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:*", "versionStartIncluding": "1.8", "versionEndExcluding": "1.19.4", "matchCriteriaId": "7DDDCA5D-623C-47CD-A5D3-BD16A066BEBC" }, { "vulnerable": true, "criteria": "cpe:2.3:a:mit:kerberos_5:1.20:-:*:*:*:*:*:*", "matchCriteriaId": "C4D88C23-3917-4891-B9D0-694FCC55B6A5" }, { "vulnerable": true, "criteria": "cpe:2.3:a:mit:kerberos_5:1.20:beta1:*:*:*:*:*:*", "matchCriteriaId": "BEDE8B47-EBE0-487C-A52A-8D5F0F5AD851" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:heimdal_project:heimdal:*:*:*:*:*:*:*:*", "versionEndExcluding": "7.7.1", "matchCriteriaId": "537FE65E-6E3F-4441-8B35-7B48214EA04D" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.15.12", "matchCriteriaId": "659BA682-BA94-493F-8EE1-235661CC958D" }, { "vulnerable": true, "criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.16.0", "versionEndExcluding": "4.16.7", "matchCriteriaId": "5D8363DE-B7A3-409B-A485-29B4FA053BFB" }, { "vulnerable": true, "criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.17.0", "versionEndExcluding": "4.17.3", "matchCriteriaId": "663B7A0D-CCBB-4EDC-A0E3-97F03E636BD2" } ] } ] } ], "references": [ { "url": "https://bugzilla.samba.org/show_bug.cgi?id=15203", "source": "cve@mitre.org", "tags": [ "Exploit", "Issue Tracking", "Patch", "Third Party Advisory" ] }, { "url": "https://github.com/heimdal/heimdal/security/advisories/GHSA-64mq-fvfj-5x3c", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://github.com/krb5/krb5/commit/ea92d2f0fcceb54a70910fa32e9a0d7a5afc3583", "source": "cve@mitre.org", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://security.gentoo.org/glsa/202309-06", "source": "cve@mitre.org" }, { "url": "https://security.gentoo.org/glsa/202310-06", "source": "cve@mitre.org" }, { "url": "https://security.netapp.com/advisory/ntap-20230216-0008/", "source": "cve@mitre.org" }, { "url": "https://security.netapp.com/advisory/ntap-20230223-0001/", "source": "cve@mitre.org" }, { "url": "https://web.mit.edu/kerberos/advisories/", "source": "cve@mitre.org", "tags": [ "Vendor Advisory" ] }, { "url": "https://web.mit.edu/kerberos/krb5-1.19/", "source": "cve@mitre.org", "tags": [ "Release Notes", "Vendor Advisory" ] }, { "url": "https://web.mit.edu/kerberos/krb5-1.20/README-1.20.1.txt", "source": "cve@mitre.org", "tags": [ "Vendor Advisory" ] }, { "url": "https://www.samba.org/samba/security/CVE-2022-42898.html", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://bugzilla.samba.org/show_bug.cgi?id=15203", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Exploit", "Issue Tracking", "Patch", "Third Party Advisory" ] }, { "url": "https://github.com/heimdal/heimdal/security/advisories/GHSA-64mq-fvfj-5x3c", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] }, { "url": "https://github.com/krb5/krb5/commit/ea92d2f0fcceb54a70910fa32e9a0d7a5afc3583", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://security.gentoo.org/glsa/202309-06", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://security.gentoo.org/glsa/202310-06", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://security.netapp.com/advisory/ntap-20230216-0008/", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://security.netapp.com/advisory/ntap-20230223-0001/", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://web.mit.edu/kerberos/advisories/", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ] }, { "url": "https://web.mit.edu/kerberos/krb5-1.19/", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Release Notes", "Vendor Advisory" ] }, { "url": "https://web.mit.edu/kerberos/krb5-1.20/README-1.20.1.txt", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ] }, { "url": "https://www.samba.org/samba/security/CVE-2022-42898.html", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] } ] }