Detections
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Amazon Linux 2022 : (ALAS2022-2023-262)

high Nessus Plugin ID 170585

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Synopsis

The remote Amazon Linux 2022 host is missing a security update.

Description

It is, therefore, affected by a vulnerability as referenced in the ALAS2022-2023-262 advisory.

 - The cgi gem before 0.1.0.2, 0.2.x before 0.2.2, and 0.3.x before 0.3.5 for Ruby allows HTTP response splitting. This is relevant to applications that use untrusted user input either to generate an HTTP response or to create a CGI::Cookie object. (CVE-2021-33621)

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

Solution

Run 'dnf update ruby3.1' to update your system.

See Also

https://alas.aws.amazon.com/AL2022/ALAS-2023-262.html

https://alas.aws.amazon.com/cve/html/CVE-2021-33621.html

Plugin Details

Severity: High

ID: 170585

File Name: al2022_ALAS2022-2023-262.nasl

Version: 1.1

Type: local

Agent: unix

Published: 1/25/2023

Updated: 9/6/2023

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 7

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

CVSS Score Source: CVE-2021-33621

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

Vector: CVSS:3.0/AV:N/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: p-cpe:/a:amazon:linux:ruby3.1, p-cpe:/a:amazon:linux:ruby3.1-bundled-gems, p-cpe:/a:amazon:linux:ruby3.1-bundled-gems-debuginfo, p-cpe:/a:amazon:linux:ruby3.1-debuginfo, p-cpe:/a:amazon:linux:ruby3.1-debugsource, p-cpe:/a:amazon:linux:ruby3.1-default-gems, p-cpe:/a:amazon:linux:ruby3.1-devel, p-cpe:/a:amazon:linux:ruby3.1-doc, p-cpe:/a:amazon:linux:ruby3.1-libs, p-cpe:/a:amazon:linux:ruby3.1-libs-debuginfo, p-cpe:/a:amazon:linux:ruby3.1-rubygem-bigdecimal, p-cpe:/a:amazon:linux:ruby3.1-rubygem-bigdecimal-debuginfo, p-cpe:/a:amazon:linux:ruby3.1-rubygem-bundler, p-cpe:/a:amazon:linux:ruby3.1-rubygem-io-console, p-cpe:/a:amazon:linux:ruby3.1-rubygem-io-console-debuginfo, p-cpe:/a:amazon:linux:ruby3.1-rubygem-irb, p-cpe:/a:amazon:linux:ruby3.1-rubygem-json, p-cpe:/a:amazon:linux:ruby3.1-rubygem-json-debuginfo, p-cpe:/a:amazon:linux:ruby3.1-rubygem-minitest, p-cpe:/a:amazon:linux:ruby3.1-rubygem-power_assert, p-cpe:/a:amazon:linux:ruby3.1-rubygem-psych, p-cpe:/a:amazon:linux:ruby3.1-rubygem-psych-debuginfo, p-cpe:/a:amazon:linux:ruby3.1-rubygem-rake, p-cpe:/a:amazon:linux:ruby3.1-rubygem-rbs, p-cpe:/a:amazon:linux:ruby3.1-rubygem-rbs-debuginfo, p-cpe:/a:amazon:linux:ruby3.1-rubygem-rdoc, p-cpe:/a:amazon:linux:ruby3.1-rubygem-rexml, p-cpe:/a:amazon:linux:ruby3.1-rubygem-rss, p-cpe:/a:amazon:linux:ruby3.1-rubygem-test-unit, p-cpe:/a:amazon:linux:ruby3.1-rubygem-typeprof, p-cpe:/a:amazon:linux:ruby3.1-rubygems, p-cpe:/a:amazon:linux:ruby3.1-rubygems-devel, cpe:/o:amazon:linux:2022

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 1/20/2023

Vulnerability Publication Date: 11/18/2022

Reference Information

CVE: CVE-2021-33621