CVE-2020-14323

medium

Description

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.

References

https://bugzilla.redhat.com/show_bug.cgi?id=1891685

https://www.samba.org/samba/security/CVE-2020-14323.html

http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00012.html

http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00008.html

https://lists.fedoraproject.org/archives/list/[email protected]/message/JE2M4FE3N3EDXVG4UKSVFPL7SQUGFFDP/

https://security.netapp.com/advisory/ntap-20201103-0001/

https://lists.fedoraproject.org/archives/list/[email protected]/message/W6HM73N4NEGFW5GIJJGGP6ZZBS6GTXPB/

https://lists.debian.org/debian-lts-announce/2020/11/msg00041.html

https://security.gentoo.org/glsa/202012-24

Details

Source: MITRE

Published: 2020-10-29

Updated: 2021-10-19

Type: CWE-476

Risk Information

CVSS v2

Base Score: 2.1

Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3

Base Score: 5.5

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM