Vulnerability DatabaseCVE-2020-14323
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CVE-2020-14323
Published:October 29, 2020
Updated:July 21, 2026
A null pointer dereference flaw was found in samba's Winbind service in versions before 4.11.15, before 4.12.9 and before 4.13.1. A local user could use this flaw to crash the winbind service causing denial of service.
Related Resources (16)
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/W6HM73N4NEGFW5GIJJGGP6ZZBS6GTXPB/
https://bugzilla.redhat.com/show_bug.cgi?id=1891685
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00012.html
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00008.html
https://security-tracker.debian.org/tracker/CVE-2020-14323
https://security.netapp.com/advisory/ntap-20201103-0001/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JE2M4FE3N3EDXVG4UKSVFPL7SQUGFFDP/
https://lists.debian.org/debian-lts-announce/2024/04/msg00015.html
https://access.redhat.com/security/cve/CVE-2020-14323
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W6HM73N4NEGFW5GIJJGGP6ZZBS6GTXPB/
https://www.samba.org/samba/security/CVE-2020-14323.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-14323
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JE2M4FE3N3EDXVG4UKSVFPL7SQUGFFDP/
https://security.gentoo.org/glsa/202012-24
https://lists.debian.org/debian-lts-announce/2020/11/msg00041.html
https://security.alpinelinux.org/vuln/CVE-2020-14323
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CVSS v4
Base Score:
6.8
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.5
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Improper Null Termination
CWE-170
NULL Pointer Dereference
CWE-476
EPSS
Base Score:
0.61