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Vulnerability record · CVE-2018-14629 · published 28 November 2018

CVE-2018-14629: Samba uncontrolled resource consumption vulnerability

Samba · Samba

A denial of service vulnerability was discovered in Samba's LDAP server before versions 4.7.12, 4.8.7, and 4.9.3. A CNAME loop could lead to infinite recursion in the server. An unprivileged local attacker could create such an entry, leading to denial of service.

6.5 CVSS 3.0 Medium EPSS 5.2% · top 7.8% CWE-400 · Uncontrolled resource consumptionCWE-835 · CWE-835
6.5CVSS 3.0 base score, v2 4.0
5.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
18References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

A denial of service vulnerability was discovered in Samba's LDAP server before versions 4.7.12, 4.8.7, and 4.9.3. A CNAME loop could lead to infinite recursion in the server. An unprivileged local attacker could create such an entry, leading to denial of service.

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/106022 Third Party AdvisoryVDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14629 ExploitIssue TrackingThird Party Advisory
https://lists.debian.org/debian-lts-announce/2018/12/msg00005.html Mailing ListThird Party Advisory
https://security.gentoo.org/glsa/202003-52
https://security.netapp.com/advisory/ntap-20181127-0001/ Third Party Advisory
https://usn.ubuntu.com/3827-1/ Third Party Advisory
https://usn.ubuntu.com/3827-2/ Third Party Advisory
https://www.debian.org/security/2018/dsa-4345 Third Party Advisory
https://www.samba.org/samba/security/CVE-2018-14629.html PatchVendor Advisory
http://www.securityfocus.com/bid/106022 Third Party AdvisoryVDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14629 ExploitIssue TrackingThird Party Advisory
https://lists.debian.org/debian-lts-announce/2018/12/msg00005.html Mailing ListThird Party Advisory
https://security.gentoo.org/glsa/202003-52
https://security.netapp.com/advisory/ntap-20181127-0001/ Third Party Advisory
https://usn.ubuntu.com/3827-1/ Third Party Advisory
https://usn.ubuntu.com/3827-2/ Third Party Advisory
https://www.debian.org/security/2018/dsa-4345 Third Party Advisory
https://www.samba.org/samba/security/CVE-2018-14629.html PatchVendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2018-14629), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.