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Ubuntu 16.04 LTS / 18.04 LTS / 19.04 : Expat vulnerability (USN-4132-1)

high Nessus Plugin ID 128874

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Synopsis

The remote Ubuntu host is missing one or more security-related patches.

Description

It was discovered that Expat incorrectly handled certain XML files. An attacker could possibly use this issue to expose sensitive information.

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected lib64expat1 and / or libexpat1 packages.

See Also

https://usn.ubuntu.com/4132-1/

Plugin Details

Severity: High

ID: 128874

File Name: ubuntu_USN-4132-1.nasl

Version: 1.6

Type: local

Agent: unix

Published: 9/16/2019

Updated: 5/11/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:lib64expat1, p-cpe:/a:canonical:ubuntu_linux:libexpat1, cpe:/o:canonical:ubuntu_linux:16.04, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, cpe:/o:canonical:ubuntu_linux:19.04

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

Exploit Ease: No known exploits are available

Patch Publication Date: 9/12/2019

Vulnerability Publication Date: 9/4/2019

Reference Information

CVE: CVE-2019-15903

USN: 4132-1