Ubuntu 15.04 / 15.10 : lxcfs vulnerabilities (USN-2813-1)

high Nessus Plugin ID 86911

Synopsis

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

Description

It was discovered that LXCFS incorrectly enforced directory escapes. A local attacker could use this issue to possibly escalate privileges.
(CVE-2015-1342)

It was discovered that LXCFS incorrectly checked certain permissions.
A local attacker could use this issue t possibly escalate privileges.
(CVE-2015-1344).

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 lxcfs package.

See Also

https://usn.ubuntu.com/2813-1/

Plugin Details

Severity: High

ID: 86911

File Name: ubuntu_USN-2813-1.nasl

Version: 2.9

Type: local

Agent: unix

Published: 11/18/2015

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: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:lxcfs, cpe:/o:canonical:ubuntu_linux:15.04, cpe:/o:canonical:ubuntu_linux:15.10

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/17/2015

Vulnerability Publication Date: 12/7/2015

Reference Information

CVE: CVE-2015-1342, CVE-2015-1344

USN: 2813-1