CVE-2018-16860 (GCVE-0-2018-16860)
Vulnerability from cvelistv5
Published
2019-07-31 14:38
Modified
2024-08-05 10:32
Severity ?
7.5 (High) - CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
Summary
A flaw was found in samba's Heimdal KDC implementation, versions 4.8.x up to, excluding 4.8.12, 4.9.x up to, excluding 4.9.8 and 4.10.x up to, excluding 4.10.3, when used in AD DC mode. A man in the middle attacker could use this flaw to intercept the request to the KDC and replace the user name (principal) in the request with any desired user name (principal) that exists in the KDC effectively obtaining a ticket for that principal.
References
secalert@redhat.com http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00026.html
secalert@redhat.com http://seclists.org/fulldisclosure/2019/Aug/11
secalert@redhat.com http://seclists.org/fulldisclosure/2019/Aug/13
secalert@redhat.com http://seclists.org/fulldisclosure/2019/Aug/14
secalert@redhat.com http://seclists.org/fulldisclosure/2019/Aug/15
secalert@redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16860 Issue Tracking, Third Party Advisory
secalert@redhat.com https://seclists.org/bugtraq/2019/Aug/21
secalert@redhat.com https://seclists.org/bugtraq/2019/Aug/22
secalert@redhat.com https://seclists.org/bugtraq/2019/Aug/23
secalert@redhat.com https://seclists.org/bugtraq/2019/Aug/25
secalert@redhat.com https://security.gentoo.org/glsa/202003-52
secalert@redhat.com https://support.apple.com/HT210346
secalert@redhat.com https://support.apple.com/HT210348
secalert@redhat.com https://support.apple.com/HT210351
secalert@redhat.com https://support.apple.com/HT210353
secalert@redhat.com https://www.samba.org/samba/security/CVE-2018-16860.html Mitigation, Vendor Advisory
secalert@redhat.com https://www.synology.com/security/advisory/Synology_SA_19_23
af854a3a-2127-422b-91ae-364da2661108 http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00026.html
af854a3a-2127-422b-91ae-364da2661108 http://seclists.org/fulldisclosure/2019/Aug/11
af854a3a-2127-422b-91ae-364da2661108 http://seclists.org/fulldisclosure/2019/Aug/13
af854a3a-2127-422b-91ae-364da2661108 http://seclists.org/fulldisclosure/2019/Aug/14
af854a3a-2127-422b-91ae-364da2661108 http://seclists.org/fulldisclosure/2019/Aug/15
af854a3a-2127-422b-91ae-364da2661108 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16860 Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 https://seclists.org/bugtraq/2019/Aug/21
af854a3a-2127-422b-91ae-364da2661108 https://seclists.org/bugtraq/2019/Aug/22
af854a3a-2127-422b-91ae-364da2661108 https://seclists.org/bugtraq/2019/Aug/23
af854a3a-2127-422b-91ae-364da2661108 https://seclists.org/bugtraq/2019/Aug/25
af854a3a-2127-422b-91ae-364da2661108 https://security.gentoo.org/glsa/202003-52
af854a3a-2127-422b-91ae-364da2661108 https://support.apple.com/HT210346
af854a3a-2127-422b-91ae-364da2661108 https://support.apple.com/HT210348
af854a3a-2127-422b-91ae-364da2661108 https://support.apple.com/HT210351
af854a3a-2127-422b-91ae-364da2661108 https://support.apple.com/HT210353
af854a3a-2127-422b-91ae-364da2661108 https://www.samba.org/samba/security/CVE-2018-16860.html Mitigation, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 https://www.synology.com/security/advisory/Synology_SA_19_23
Impacted products
Vendor Product Version
SAMBA samba Version: 4.8.x up to, excluding 4.8.12
Version: 4.9.x up to, excluding 4.9.8
Version: 4.10.x up to, excluding 4.10.3
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Un atacante de tipo man in the middle podr\u00eda usar este fallo para interceptar la petici\u00f3n al KDC y reemplazar el nombre de usuario (principal) en la petici\u00f3n con cualquier nombre de usuario (principal) deseado que exista en el KDC obteniendo efectivamente un ticket para este principal.\"}],\"metrics\":{\"cvssMetricV30\":[{\"source\":\"secalert@redhat.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.6,\"impactScore\":5.9},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.6,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:S/C:P/I:P/A:P\",\"baseScore\":6.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":6.8,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"secalert@redhat.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-358\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-358\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.8.0\",\"versionEndExcluding\":\"4.8.12\",\"matchCriteriaId\":\"04E9BEFE-FF93-4C6F-B76D-6B8CFE1E5BDD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.9.0\",\"versionEndExcluding\":\"4.9.8\",\"matchCriteriaId\":\"35DB3E08-0131-4AF2-AB27-D51B401D7D45\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.10.0\",\"versionEndExcluding\":\"4.10.3\",\"matchCriteriaId\":\"895BEC8B-ADBC-4575-B07E-3149A613C4ED\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:heimdal_project:heimdal:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"0.8\",\"versionEndIncluding\":\"7.5.0\",\"matchCriteriaId\":\"683A4E25-64AF-46AC-BAA8-E56BD9C9840F\"}]}]}],\"references\":[{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00026.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://seclists.org/fulldisclosure/2019/Aug/11\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://seclists.org/fulldisclosure/2019/Aug/13\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://seclists.org/fulldisclosure/2019/Aug/14\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://seclists.org/fulldisclosure/2019/Aug/15\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16860\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Issue 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Advisory\"]},{\"url\":\"https://www.synology.com/security/advisory/Synology_SA_19_23\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00026.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://seclists.org/fulldisclosure/2019/Aug/11\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://seclists.org/fulldisclosure/2019/Aug/13\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://seclists.org/fulldisclosure/2019/Aug/14\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://seclists.org/fulldisclosure/2019/Aug/15\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16860\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Issue Tracking\",\"Third Party 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Advisory\"]},{\"url\":\"https://www.synology.com/security/advisory/Synology_SA_19_23\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
  }
}


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