Detections
Analytics
Amazon Linux AMI : xorg-x11-server (ALAS-2023-1702)
high Nessus Plugin ID 173272
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Synopsis
The remote Amazon Linux AMI host is missing a security update.Description
It is, therefore, affected by a vulnerability as referenced in the ALAS-2023-1702 advisory.- xorg-x11-server: DeepCopyPointerClasses use-after-free leads to privilege elevation (CVE-2023-0494)
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.
Solution
Run 'yum update xorg-x11-server' to update your system.See Also
https://alas.aws.amazon.com/ALAS-2023-1702.html
Plugin Details
Severity: High
ID: 173272
File Name: ala_ALAS-2023-1702.nasl
Version: 1.0
Type: local
Agent: unix
Published: 3/22/2023
Updated: 3/22/2023
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 6.7
CVSS v2
Risk Factor: Medium
Base Score: 6.8
Temporal Score: 5
Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C
CVSS Score Source: CVE-2023-0494
CVSS v3
Risk Factor: High
Base Score: 7.8
Temporal Score: 6.8
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:U/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:amazon:linux:xorg-x11-server-xephyr, p-cpe:/a:amazon:linux:xorg-x11-server-debuginfo, p-cpe:/a:amazon:linux:xorg-x11-server-common, p-cpe:/a:amazon:linux:xorg-x11-server-devel, p-cpe:/a:amazon:linux:xorg-x11-server-xdmx, p-cpe:/a:amazon:linux:xorg-x11-server-source, p-cpe:/a:amazon:linux:xorg-x11-server-xvfb, p-cpe:/a:amazon:linux:xorg-x11-server-xnest, cpe:/o:amazon:linux, p-cpe:/a:amazon:linux:xorg-x11-server-xorg
Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list
Exploit Ease: No known exploits are available
Patch Publication Date: 3/17/2023
Vulnerability Publication Date: 2/7/2023
Reference Information
CVE: CVE-2023-0494