CentOS 7 : xorg-x11-server (CESA-2021:2033)

high Nessus Plugin ID 150774

Synopsis

The remote CentOS Linux host is missing a security update.

Description

The remote CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the CESA-2021:2033 advisory.

- xorg-x11-server: XChangeFeedbackControl integer underflow leads to privilege escalation (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 packages.

See Also

http://www.nessus.org/u?c1409346

https://cwe.mitre.org/data/definitions/191.html

Plugin Details

Severity: High

ID: 150774

File Name: centos_RHSA-2021-2033.nasl

Version: 1.2

Type: local

Agent: unix

Published: 6/14/2021

Updated: 6/14/2021

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Agentless 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:centos:centos:xorg-x11-server-xdmx, p-cpe:/a:centos:centos:xorg-x11-server-xephyr, p-cpe:/a:centos:centos:xorg-x11-server-xnest, p-cpe:/a:centos:centos:xorg-x11-server-xorg, p-cpe:/a:centos:centos:xorg-x11-server-xvfb, p-cpe:/a:centos:centos:xorg-x11-server-xwayland, p-cpe:/a:centos:centos:xorg-x11-server-common, p-cpe:/a:centos:centos:xorg-x11-server-devel, p-cpe:/a:centos:centos:xorg-x11-server-source, cpe:/o:centos:centos:7

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/14/2021

Vulnerability Publication Date: 4/14/2021

Reference Information

CVE: CVE-2021-3472

CWE: 191

RHSA: 2021:2033