Oracle Linux 6 : libX11 (ELSA-2020-4946)

high Nessus Plugin ID 142485

Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 6 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2020-4946 advisory.

- An integer overflow vulnerability leading to a double-free was found in libX11. This flaw allows a local privileged attacker to cause an application compiled with libX11 to crash, or in some cases, result in arbitrary code execution. The highest threat from this flaw is to confidentiality, integrity as well as system availability. (CVE-2020-14363)

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 libX11, libX11-common and / or libX11-devel packages.

See Also

https://linux.oracle.com/errata/ELSA-2020-4946.html

Plugin Details

Severity: High

ID: 142485

File Name: oraclelinux_ELSA-2020-4946.nasl

Version: 1.4

Type: local

Agent: unix

Published: 11/6/2020

Updated: 2/9/2024

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

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: cpe:/o:oracle:linux:6, p-cpe:/a:oracle:linux:libx11-devel, p-cpe:/a:oracle:linux:libx11, p-cpe:/a:oracle:linux:libx11-common

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/OracleLinux

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/6/2020

Vulnerability Publication Date: 9/11/2020

Reference Information

CVE: CVE-2020-14363