Vulnerabilities
Misconfiguration
Compliance
CVE Vulnerabilities

CVE-2020-14323

Improper Null Termination

Published: Oct 29, 2020 | Modified: Nov 21, 2024
CVSS 3.x
5.5
MEDIUM
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
2.1 LOW
AV:L/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
5 MODERATE
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
Ubuntu
MEDIUM
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Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2020-14323
CWEhttps://cwe.mitre.org/data/definitions/170.html

A null pointer dereference flaw was found in sambas 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.

Weakness

The product does not terminate or incorrectly terminates a string or array with a null character or equivalent terminator.

Affected Software

NameVendorStart VersionEnd Version
SambaSamba3.6.0 (including)4.11.15 (excluding)
SambaSamba4.12.0 (including)4.12.9 (excluding)
SambaSamba4.13.0 (including)4.13.1 (excluding)
Red Hat Enterprise Linux 7RedHatsamba-0:4.10.16-9.el7_9*
Red Hat Enterprise Linux 8RedHatopenchange-0:2.3-27.el8*
Red Hat Enterprise Linux 8RedHatsamba-0:4.13.3-3.el8*
Red Hat Enterprise Linux 8RedHatopenchange-0:2.3-27.el8*
Red Hat Enterprise Linux 8RedHatsamba-0:4.13.3-3.el8*
Red Hat Gluster Storage 3.5 for RHEL 7RedHatsamba-0:4.11.6-112.el7rhgs*
Red Hat Gluster Storage 3.5 for RHEL 8RedHatsamba-0:4.13.7-101.el8rhgs*
SambaUbuntubionic*
SambaUbuntudevel*
SambaUbuntuesm-infra-legacy/trusty*
SambaUbuntuesm-infra/bionic*
SambaUbuntuesm-infra/focal*
SambaUbuntuesm-infra/xenial*
SambaUbuntufocal*
SambaUbuntugroovy*
SambaUbuntuhirsute*
SambaUbuntuprecise/esm*
SambaUbuntutrusty*
SambaUbuntutrusty/esm*
SambaUbuntuupstream*
SambaUbuntuxenial*

Potential Mitigations

References

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