Ubuntu 4.10 / 5.04 / 5.10 : cyrus-sasl2 vulnerability (USN-272-1)

low Nessus Plugin ID 21291

Synopsis

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

Description

A Denial of Service vulnerability has been discovered in the SASL authentication library when using the DIGEST-MD5 plugin. By sending a specially crafted realm name, a malicious SASL server could exploit this to crash the application that uses SASL.

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: Low

ID: 21291

File Name: ubuntu_USN-272-1.nasl

Version: 1.15

Type: local

Agent: unix

Family: Ubuntu Local Security Checks

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, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Low

Base Score: 2.6

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:libsasl2-dev, cpe:/o:canonical:ubuntu_linux:5.04, p-cpe:/a:canonical:ubuntu_linux:sasl2-bin, p-cpe:/a:canonical:ubuntu_linux:libsasl2, cpe:/o:canonical:ubuntu_linux:4.10, p-cpe:/a:canonical:ubuntu_linux:libsasl2-modules-gssapi-heimdal, cpe:/o:canonical:ubuntu_linux:5.10, p-cpe:/a:canonical:ubuntu_linux:libsasl2-modules-sql, p-cpe:/a:canonical:ubuntu_linux:libsasl2-modules, p-cpe:/a:canonical:ubuntu_linux:libsasl2-modules-kerberos-heimdal

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

Patch Publication Date: 4/24/2006

Vulnerability Publication Date: 4/7/2006

Reference Information

CVE: CVE-2006-1721

USN: 272-1

Detections

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