Debian DLA-2784-1 : icu - LTS security update

medium Nessus Plugin ID 154020

Synopsis

The remote Debian host is missing a security-related update.

Description

The remote Debian 9 host has packages installed that are affected by a vulnerability as referenced in the dla-2784 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

Upgrade the icu packages.

For Debian 9 Stretch, these problems have been fixed in version 57.1-6+deb9u5.

See Also

https://www.debian.org/lts/security/2021/dla-2784

https://security-tracker.debian.org/tracker/CVE-2020-21913

https://packages.debian.org/source/stretch/icu

Plugin Details

Severity: Medium

ID: 154020

File Name: debian_DLA-2784.nasl

Version: 1.3

Type: local

Agent: unix

Published: 10/12/2021

Updated: 11/28/2023

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, 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:debian:debian_linux:icu-devtools, p-cpe:/a:debian:debian_linux:icu-devtools-dbg, p-cpe:/a:debian:debian_linux:icu-doc, p-cpe:/a:debian:debian_linux:libicu-dev, p-cpe:/a:debian:debian_linux:libicu57, p-cpe:/a:debian:debian_linux:libicu57-dbg, cpe:/o:debian:debian_linux:9.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/12/2021

Vulnerability Publication Date: 9/20/2021

Reference Information

CVE: CVE-2020-21913