CVE-2020-14323
MEDIUM severity · CVSS 5.5 · CWE-170
5.5CVSS MEDIUM
Summary
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.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)1%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00008.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00012.htmlAdvisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1891685Advisory
- https://lists.debian.org/debian-lts-announce/2020/11/msg00041.htmlAdvisory
- https://lists.debian.org/debian-lts-announce/2024/04/msg00015.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JE2M4FE3N3EDXVG4UKSVFPL7SQUGFFDP/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W6HM73N4NEGFW5GIJJGGP6ZZBS6GTXPB/
- https://security.gentoo.org/glsa/202012-24Advisory