Detections
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Ubuntu 6.06 LTS / 8.04 LTS / 8.10 / 9.04 : ruby1.8, ruby1.9 vulnerabilities (USN-805-1)

medium Nessus Plugin ID 40329

Synopsis

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

Description

It was discovered that Ruby did not properly validate certificates. An attacker could exploit this and present invalid or revoked X.509 certificates. (CVE-2009-0642)

It was discovered that Ruby did not properly handle string arguments that represent large numbers. An attacker could exploit this and cause a denial of service. (CVE-2009-1904).

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://usn.ubuntu.com/805-1/

Plugin Details

Severity: Medium

ID: 40329

File Name: ubuntu_USN-805-1.nasl

Version: 1.16

Type: local

Agent: unix

Published: 7/21/2009

Updated: 1/19/2021

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: 6.8

Temporal Score: 5

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:ruby1.9-dev, p-cpe:/a:canonical:ubuntu_linux:libgdbm-ruby1.9, p-cpe:/a:canonical:ubuntu_linux:ri1.9, p-cpe:/a:canonical:ubuntu_linux:libreadline-ruby1.8, cpe:/o:canonical:ubuntu_linux:9.04, p-cpe:/a:canonical:ubuntu_linux:ruby1.8-elisp, p-cpe:/a:canonical:ubuntu_linux:libdbm-ruby1.9, p-cpe:/a:canonical:ubuntu_linux:libopenssl-ruby1.8, cpe:/o:canonical:ubuntu_linux:6.06:-:lts, p-cpe:/a:canonical:ubuntu_linux:ruby1.9-elisp, p-cpe:/a:canonical:ubuntu_linux:libdbm-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:ruby1.8-dev, cpe:/o:canonical:ubuntu_linux:8.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:ruby1.8-examples, p-cpe:/a:canonical:ubuntu_linux:libopenssl-ruby1.9, p-cpe:/a:canonical:ubuntu_linux:ruby1.9, p-cpe:/a:canonical:ubuntu_linux:irb1.8, p-cpe:/a:canonical:ubuntu_linux:rdoc1.8, p-cpe:/a:canonical:ubuntu_linux:libruby1.8-dbg, p-cpe:/a:canonical:ubuntu_linux:ruby1.9-examples, p-cpe:/a:canonical:ubuntu_linux:ri1.8, p-cpe:/a:canonical:ubuntu_linux:libreadline-ruby1.9, p-cpe:/a:canonical:ubuntu_linux:libgdbm-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libtcltk-ruby1.9, cpe:/o:canonical:ubuntu_linux:8.10, p-cpe:/a:canonical:ubuntu_linux:libruby1.9, p-cpe:/a:canonical:ubuntu_linux:irb1.9, p-cpe:/a:canonical:ubuntu_linux:ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libtcltk-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:rdoc1.9, p-cpe:/a:canonical:ubuntu_linux:libruby1.9-dbg, p-cpe:/a:canonical:ubuntu_linux:libruby1.8

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

Exploit Ease: No known exploits are available

Patch Publication Date: 7/20/2009

Reference Information

CVE: CVE-2009-0642, CVE-2009-1904

BID: 35278

CWE: 189, 287

USN: 805-1