CVE-2020-14344

MEDIUMMonitor

Published:Aug 5, 2020(5 years ago)

Modified:Nov 21, 2024

Local AccessNo InteractionLow Complexity

Vulnerability Description

An integer overflow leading to a heap-buffer overflow was found in The X Input Method (XIM) client was implemented in libX11 before version 1.6.10. As per upstream this is security relevant when setuid programs call XIM client functions while running with elevated privileges. No such programs are shipped with Red Hat Enterprise Linux.

Attack Characteristics

Local AccessLow ComplexityHigh PrivilegesNo User Interaction

🤖

AI analysis not yet available

Plain-English explanation, risk summary, and remediation steps will appear here once AI analysis is complete.

No Fix Known

No patch has been released yet. Apply workarounds or mitigations where available.

Affected Software

Vendor	Product	Versions	Fixed In
x.org	libx11	1.6.10	-
fedoraproject	fedora	-	-
fedoraproject	fedora	-

Timeline

Published
CVE disclosed publicly
Aug 5, 20205 years ago
Last Modified
Most recent update
Nov 21, 20241 year ago
Indexed to CVEInsight
Added to this platform
Mar 29, 20261 month ago

References

http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00014....Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00015....Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00024....Mailing List

CVSS Score

v3.1

6.7/ 10.0

MEDIUM

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

At a Glance

Affected Products

References

x.org / libx11

http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00031....Mailing List

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14344Issue Tracking

https://lists.fedoraproject.org/archives/list/package-announce%40lists...

https://lists.x.org/archives/xorg-announce/2020-July/003050.htmlMailing List

https://security.gentoo.org/glsa/202008-18Third Party Advisory

https://usn.ubuntu.com/4487-1/Third Party Advisory

https://usn.ubuntu.com/4487-2/Third Party Advisory

https://www.openwall.com/lists/oss-security/2020/07/31/1Mailing List

http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00014....Mailing List

http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00015....Mailing List

http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00024....Mailing List

http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00031....Mailing List

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14344Issue Tracking

https://lists.fedoraproject.org/archives/list/package-announce%40lists...

https://lists.x.org/archives/xorg-announce/2020-July/003050.htmlMailing List

https://security.gentoo.org/glsa/202008-18Third Party Advisory

https://usn.ubuntu.com/4487-1/Third Party Advisory

https://usn.ubuntu.com/4487-2/Third Party Advisory

https://www.openwall.com/lists/oss-security/2020/07/31/1Mailing List

CVSS v3 Vector

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

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

Impact

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

Impact Analysis

ConfidentialityHigh

NoneLowHigh

IntegrityHigh

NoneLowHigh

AvailabilityHigh

NoneLowHigh

CVE-2020-14344

✦ Vulnerability Description

Attack Characteristics

Affected Software

Timeline

References

CVSS Score

At a Glance

Official Sources

CVSS v3 Vector

Impact Analysis

Vulnerability Description