ghsa-m2v2-w4f9-rmq6
Vulnerability from github
Published
2022-05-13 01:38
Modified
2022-05-13 01:38
Severity ?
Details
A flaw was found in samba versions 4.0.0 to 4.5.2. The Samba routine ndr_pull_dnsp_name contains an integer wrap problem, leading to an attacker-controlled memory overwrite. ndr_pull_dnsp_name parses data from the Samba Active Directory ldb database. Any user who can write to the dnsRecord attribute over LDAP can trigger this memory corruption. By default, all authenticated LDAP users can write to the dnsRecord attribute on new DNS objects. This makes the defect a remote privilege escalation.
{ "affected": [], "aliases": [ "CVE-2016-2123" ], "database_specific": { "cwe_ids": [ "CWE-119", "CWE-122" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2018-11-01T13:29:00Z", "severity": "HIGH" }, "details": "A flaw was found in samba versions 4.0.0 to 4.5.2. The Samba routine ndr_pull_dnsp_name contains an integer wrap problem, leading to an attacker-controlled memory overwrite. ndr_pull_dnsp_name parses data from the Samba Active Directory ldb database. Any user who can write to the dnsRecord attribute over LDAP can trigger this memory corruption. By default, all authenticated LDAP users can write to the dnsRecord attribute on new DNS objects. This makes the defect a remote privilege escalation.", "id": "GHSA-m2v2-w4f9-rmq6", "modified": "2022-05-13T01:38:49Z", "published": "2022-05-13T01:38:49Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-2123" }, { "type": "WEB", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-2123" }, { "type": "WEB", "url": "https://www.samba.org/samba/security/CVE-2016-2123.html" }, { "type": "WEB", "url": "http://www.securityfocus.com/bid/94970" }, { "type": "WEB", "url": "http://www.securitytracker.com/id/1037493" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "type": "CVSS_V3" } ] }
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Sightings
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Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.