Detections
Analytics
Amazon Linux 2 : icu (ALAS-2023-2171)
medium Nessus Plugin ID 178834
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Synopsis
The remote Amazon Linux 2 host is missing a security update.Description
The version of icu installed on the remote host is prior to 50.2-4. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2023-2171 advisory.- International Components for Unicode (ICU-20850) v66.1 was discovered to contain a use after free bug in the pkg_createWithAssemblyCode function in the file tools/pkgdata/pkgdata.cpp. (CVE-2020-21913)
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 icu' to update your system.See Also
https://alas.aws.amazon.com/AL2/ALAS-2023-2171.html
Plugin Details
Severity: Medium
ID: 178834
File Name: al2_ALAS-2023-2171.nasl
Version: 1.1
Type: local
Agent: unix
Published: 7/26/2023
Updated: 7/27/2023
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.4
CVSS v2
Risk Factor: Medium
Base Score: 4.3
Temporal Score: 3.4
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P
CVSS Score Source: CVE-2020-21913
CVSS v3
Risk Factor: Medium
Base Score: 5.5
Temporal Score: 5
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:amazon:linux:icu-debuginfo, p-cpe:/a:amazon:linux:icu, p-cpe:/a:amazon:linux:libicu-doc, cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:libicu, p-cpe:/a:amazon:linux:libicu-devel
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: 7/20/2023
Vulnerability Publication Date: 9/20/2021
Reference Information
CVE: CVE-2020-21913