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SUSE SLES11 Security Update : xorg-x11-server (SUSE-SU-2021:14690-1)

high Nessus Plugin ID 150678

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Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SLES11 host has packages installed that are affected by a vulnerability as referenced in the SUSE- SU-2021:14690-1 advisory.

 - A flaw was found in xorg-x11-server in versions before 1.20.11. An integer underflow can occur in xserver which can lead to a local privilege escalation. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. (CVE-2021-3472)

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 affected xorg-x11-Xvnc, xorg-x11-server and / or xorg-x11-server-extra packages.

See Also

https://bugzilla.suse.com/1180128

http://www.nessus.org/u?8edfb12a

https://www.suse.com/security/cve/CVE-2021-3472

Plugin Details

Severity: High

ID: 150678

File Name: suse_SU-2021-14690-1.nasl

Version: 1.2

Type: local

Agent: unix

Published: 6/10/2021

Updated: 6/10/2021

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2021-3472

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:novell:suse_linux:xorg-x11-xvnc, p-cpe:/a:novell:suse_linux:xorg-x11-server, p-cpe:/a:novell:suse_linux:xorg-x11-server-extra, cpe:/o:novell:suse_linux:11

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 4/13/2021

Vulnerability Publication Date: 4/14/2021

Reference Information

CVE: CVE-2021-3472

SuSE: SUSE-SU-2021:14690-1