Detections
Analytics
RHEL 6 : libX11 (RHSA-2020:4946)
high Nessus Plugin ID 142475
Language:
Synopsis
The remote Red Hat host is missing a security update for libX11.Description
The remote Redhat Enterprise Linux 6 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:4946 advisory.The libX11 packages contain the core X11 protocol client library.
Security Fix(es):
* libX11: integer overflow leads to double free in locale handling (CVE-2020-14363)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.
Solution
Update the RHEL libX11 package based on the guidance in RHSA-2020:4946.See Also
http://www.nessus.org/u?cfe84e0f
https://access.redhat.com/security/updates/classification/#important
Plugin Details
Severity: High
ID: 142475
File Name: redhat-RHSA-2020-4946.nasl
Version: 1.12
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 11/5/2020
Updated: 11/7/2024
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 6.7
Vendor
Vendor Severity: Important
CVSS v2
Risk Factor: Medium
Base Score: 4.6
Temporal Score: 3.6
Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P
CVSS Score Source: CVE-2020-14363
CVSS v3
Risk Factor: High
Base Score: 7.8
Temporal Score: 7
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:redhat:enterprise_linux:libx11, p-cpe:/a:redhat:enterprise_linux:libx11-devel, cpe:/o:redhat:enterprise_linux:6, p-cpe:/a:redhat:enterprise_linux:libx11-common
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 11/5/2020
Vulnerability Publication Date: 8/26/2020
Reference Information
CVE: CVE-2020-14363