CentOS 7 : log4j (CESA-2021:5206)

high Nessus Plugin ID 156240

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-2021:5206 advisory.

- log4j: Remote code execution in Log4j 1.x when application is configured to use JMSAppender (CVE-2021-4104)

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 log4j, log4j-javadoc and / or log4j-manual packages.

See Also

http://www.nessus.org/u?9af60aa0

http://www.nessus.org/u?f2f1129b

https://cwe.mitre.org/data/definitions/20.html

Plugin Details

Severity: High

ID: 156240

File Name: centos_RHSA-2021-5206.nasl

Version: 1.3

Type: local

Agent: unix

Published: 12/21/2021

Updated: 1/7/2022

Supported Sensors: Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure

Risk Information

CVSS Score Source: CVE-2021-4104

VPR

Risk Factor: High

Score: 8.4

CVSS v2

Risk Factor: Medium

Base Score: 6

Temporal Score: 4.4

Vector: AV:N/AC:M/Au:S/C:P/I:P/A:P

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

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:centos:centos:log4j, p-cpe:/a:centos:centos:log4j-javadoc, p-cpe:/a:centos:centos:log4j-manual, cpe:/o:centos:centos:7

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

Exploit Ease: No known exploits are available

Patch Publication Date: 12/21/2021

Vulnerability Publication Date: 12/10/2021

Reference Information

CVE: CVE-2021-4104

IAVA: 2021-A-0573

RHSA: 2021:5206

CWE: 20