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Ubuntu 14.04 LTS : lxml vulnerability (USN-2217-1)

critical Nessus Plugin ID 74136

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Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 14.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-2217-1 advisory.

 It was discovered that the lxml.html.clean module incorrectly stripped control characters. An attacked could potentially exploit this to conduct cross-site scripting (XSS) attacks.

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 python-lxml and / or python3-lxml packages.

See Also

https://ubuntu.com/security/notices/USN-2217-1

Plugin Details

Severity: Critical

ID: 74136

File Name: ubuntu_USN-2217-1.nasl

Version: 1.8

Type: local

Agent: unix

Published: 5/22/2014

Updated: 8/27/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.4

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

CVSS Score Source: CVE-2014-3146

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:14.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:python3-lxml, p-cpe:/a:canonical:ubuntu_linux:python-lxml

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/21/2014

Vulnerability Publication Date: 5/14/2014

Reference Information

CVE: CVE-2014-3146

BID: 67159

USN: 2217-1