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

Medium Nessus Plugin ID 142485

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VPR Score: 5.9

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: Medium

ID: 142485

File Name: oraclelinux_ELSA-2020-4946.nasl

Version: 1.3

Type: local

Agent: unix

Published: 2020/11/06

Updated: 2020/11/06

Dependencies: 12634

Risk Information

Risk Factor: Medium

VPR Score: 5.9

CVSS Score Source: CVE-2020-14363

CVSS v2.0

Base Score: 4.6

Temporal Score: 3.4

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

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: cpe:/o:oracle:linux:6, p-cpe:/a:oracle:linux:libX11, p-cpe:/a:oracle:linux:libX11-common, p-cpe:/a:oracle:linux:libX11-devel

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2020/11/06

Vulnerability Publication Date: 2020/09/11

Reference Information

CVE: CVE-2020-14363