Ubuntu 12.04 LTS / 14.04 LTS / 15.10 / 16.04 LTS : expat vulnerabilities (USN-3010-1)

High Nessus Plugin ID 91726

Synopsis

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

Description

It was discovered that Expat unexpectedly called srand in certain circumstances. This could reduce the security of calling applications.
(CVE-2012-6702)

It was discovered that Expat incorrectly handled seeding the random number generator. A remote attacker could possibly use this issue to cause a denial of service. (CVE-2016-5300).

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/3010-1/

Plugin Details

Severity: High

ID: 91726

File Name: ubuntu_USN-3010-1.nasl

Version: 2.7

Type: local

Agent: unix

Published: 2016/06/21

Updated: 2019/09/18

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 7.8

Temporal Score: 5.8

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

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:12.04:-:lts, cpe:/o:canonical:ubuntu_linux:14.04, cpe:/o:canonical:ubuntu_linux:15.10, cpe:/o:canonical:ubuntu_linux:16.04

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

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2016/06/20

Vulnerability Publication Date: 2016/06/16

Reference Information

CVE: CVE-2012-6702, CVE-2016-5300

USN: 3010-1