Ubuntu 4.10 / 5.04 / 5.10 : ruby1.8 vulnerability (USN-273-1)

medium Nessus Plugin ID 21292

Synopsis

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

Description

Yukihiro Matsumoto reported that Ruby's HTTP module uses blocking sockets. By sending large amounts of data to a server application that uses this module, a remote attacker could exploit this to render this application unusable and not respond any more to other clients (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.

Plugin Details

Severity: Medium

ID: 21292

File Name: ubuntu_USN-273-1.nasl

Version: 1.16

Type: Local

Agent: unix

Published: 4/26/2006

Updated: 1/19/2021

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.18

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

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:4.10, cpe:/o:canonical:ubuntu_linux:5.04, cpe:/o:canonical:ubuntu_linux:5.10, p-cpe:/a:canonical:ubuntu_linux:irb1.8, p-cpe:/a:canonical:ubuntu_linux:libbigdecimal-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libcurses-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libdbm-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libdl-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libdrb-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:liberb-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libgdbm-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libiconv-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libopenssl-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libpty-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libracc-runtime-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libreadline-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:librexml-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libruby1.8, p-cpe:/a:canonical:ubuntu_linux:libruby1.8-dbg, p-cpe:/a:canonical:ubuntu_linux:libsdbm-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libsoap-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libstrscan-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libsyslog-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libtcltk-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libtest-unit-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libtk-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libwebrick-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libxmlrpc-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libyaml-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:libzlib-ruby1.8, p-cpe:/a:canonical:ubuntu_linux:rdoc1.8, p-cpe:/a:canonical:ubuntu_linux:ri1.8, p-cpe:/a:canonical:ubuntu_linux:ruby1.8, p-cpe:/a:canonical:ubuntu_linux:ruby1.8-dev, p-cpe:/a:canonical:ubuntu_linux:ruby1.8-elisp, p-cpe:/a:canonical:ubuntu_linux:ruby1.8-examples

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/24/2006

Vulnerability Publication Date: 11/21/2005

Reference Information

CVE: CVE-2006-1931

BID: 17645

USN: 273-1