Ubuntu 14.04 LTS : Ruby vulnerability (USN-2412-1)

high Nessus Plugin ID 79382

Synopsis

The remote Ubuntu host is missing a security update.

Description

Tomas Hoger discovered that Ruby incorrectly handled XML entity expansion. An attacker could use this flaw to cause Ruby to consume large amounts of resources, resulting in a denial of service.

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 packages.

See Also

https://ubuntu.com/security/notices/USN-2412-1

Plugin Details

Severity: High

ID: 79382

File Name: ubuntu_USN-2412-1.nasl

Version: 1.12

Type: local

Agent: unix

Published: 11/21/2014

Updated: 10/20/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2014-8090

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:libruby1.9.1, p-cpe:/a:canonical:ubuntu_linux:libruby2.0, p-cpe:/a:canonical:ubuntu_linux:libtcltk-ruby1.9.1, p-cpe:/a:canonical:ubuntu_linux:ri1.9.1, p-cpe:/a:canonical:ubuntu_linux:ruby1.9.1, p-cpe:/a:canonical:ubuntu_linux:ruby1.9.1-dev, p-cpe:/a:canonical:ubuntu_linux:ruby1.9.1-examples, p-cpe:/a:canonical:ubuntu_linux:ruby1.9.1-full, p-cpe:/a:canonical:ubuntu_linux:ruby1.9.3, p-cpe:/a:canonical:ubuntu_linux:ruby2.0, p-cpe:/a:canonical:ubuntu_linux:ruby2.0-dev, p-cpe:/a:canonical:ubuntu_linux:ruby2.0-tcltk, cpe:/o:canonical:ubuntu_linux:14.04:-:lts

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/20/2014

Vulnerability Publication Date: 11/21/2014

Reference Information

CVE: CVE-2014-8090

USN: 2412-1