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Ubuntu 12.04 LTS : xscreensaver vulnerability (USN-2789-1)

low Nessus Plugin ID 86720

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Synopsis

The remote Ubuntu host is missing a security-related patch.

Description

It was discovered that XScreenSaver incorrectly handled unplugging an external monitor. An attacker with physical access could use this flaw to gain access to a locked session.

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 xscreensaver package.

See Also

https://usn.ubuntu.com/2789-1/

Plugin Details

Severity: Low

ID: 86720

File Name: ubuntu_USN-2789-1.nasl

Version: 2.9

Type: local

Agent: unix

Published: 11/4/2015

Updated: 1/19/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.2

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:xscreensaver, cpe:/o:canonical:ubuntu_linux:12.04:-:lts

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/3/2015

Vulnerability Publication Date: 11/10/2015

Reference Information

CVE: CVE-2015-8025

USN: 2789-1