Amazon Linux AMI : xmlrpc-c (ALAS-2022-1585)

critical Nessus Plugin ID 161492

Synopsis

The remote Amazon Linux AMI host is missing a security update.

Description

The version of xmlrpc-c installed on the remote host is prior to 1.22.04-r1934.7. It is, therefore, affected by a vulnerability as referenced in the ALAS-2022-1585 advisory.

- xmltok_impl.c in Expat (aka libexpat) before 2.4.5 lacks certain validation of encoding, such as checks for whether a UTF-8 character is valid in a certain context. (CVE-2022-25235)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Run 'yum update xmlrpc-c' to update your system.

See Also

https://alas.aws.amazon.com/ALAS-2022-1585.html

https://alas.aws.amazon.com/cve/html/CVE-2022-25235.html

Plugin Details

Severity: Critical

ID: 161492

File Name: ala_ALAS-2022-1585.nasl

Version: 1.2

Type: local

Agent: unix

Published: 5/24/2022

Updated: 5/24/2022

Supported Sensors: Frictionless Assessment AWS, 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: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2022-25235

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/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:amazon:linux:xmlrpc-c-client%2b%2b, p-cpe:/a:amazon:linux:xmlrpc-c-c%2b%2b, p-cpe:/a:amazon:linux:xmlrpc-c-devel, p-cpe:/a:amazon:linux:xmlrpc-c-debuginfo, p-cpe:/a:amazon:linux:xmlrpc-c-apps, p-cpe:/a:amazon:linux:xmlrpc-c, p-cpe:/a:amazon:linux:xmlrpc-c-client, cpe:/o:amazon:linux

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/20/2022

Vulnerability Publication Date: 2/16/2022

Reference Information

CVE: CVE-2022-25235