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Ubuntu 16.04 ESM / 18.04 LTS : ICU vulnerability (USN-5133-1)

medium Nessus Plugin ID 154903

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Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 16.04 ESM / 18.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-5133-1 advisory.

 It was discovered that ICU contains a use after free issue. An attacker could use this issue to cause a denial of service with crafted input.

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

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 packages.

See Also

https://ubuntu.com/security/notices/USN-5133-1

Plugin Details

Severity: Medium

ID: 154903

File Name: ubuntu_USN-5133-1.nasl

Version: 1.5

Type: local

Agent: unix

Published: 11/5/2021

Updated: 8/28/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous 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:canonical:ubuntu_linux:libicu60, p-cpe:/a:canonical:ubuntu_linux:libicu-dev, p-cpe:/a:canonical:ubuntu_linux:libicu52, p-cpe:/a:canonical:ubuntu_linux:icu-devtools, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libicu55, p-cpe:/a:canonical:ubuntu_linux:libiculx60, cpe:/o:canonical:ubuntu_linux:16.04:-:esm

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/4/2021

Vulnerability Publication Date: 9/20/2021

Reference Information

CVE: CVE-2020-21913

USN: 5133-1