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Ubuntu 15.04 : cyrus-sasl2 vulnerability (USN-2755-1)

medium Nessus Plugin ID 86219

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Synopsis

The remote Ubuntu host is missing a security-related patch.

Description

It was discovered that Cyrus SASL incorrectly handled certain invalid password salts. An attacker could use this issue to cause Cyrus SASL to crash, 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 libsasl2-2 package.

See Also

https://usn.ubuntu.com/2755-1/

Plugin Details

Severity: Medium

ID: 86219

File Name: ubuntu_USN-2755-1.nasl

Version: 2.8

Type: local

Agent: unix

Published: 10/1/2015

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: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:libsasl2-2, cpe:/o:canonical:ubuntu_linux:15.04

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

Exploit Ease: No known exploits are available

Patch Publication Date: 9/30/2015

Vulnerability Publication Date: 10/26/2013

Reference Information

CVE: CVE-2013-4122

USN: 2755-1