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Ubuntu 10.04 LTS / 11.10 / 12.04 LTS / 12.10 : libssh vulnerability (USN-1707-1)

medium Nessus Plugin ID 64285

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Synopsis

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

Description

Yong Chuan Koh discovered that libssh incorrectly handled certain negotiation requests. A remote attacker could use this to cause libssh 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 libssh-4 package.

See Also

https://usn.ubuntu.com/1707-1/

Plugin Details

Severity: Medium

ID: 64285

File Name: ubuntu_USN-1707-1.nasl

Version: 1.9

Type: local

Agent: unix

Published: 1/29/2013

Updated: 9/19/2019

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.3

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:libssh-4, cpe:/o:canonical:ubuntu_linux:10.04:-:lts, cpe:/o:canonical:ubuntu_linux:11.10, cpe:/o:canonical:ubuntu_linux:12.04:-:lts, cpe:/o:canonical:ubuntu_linux:12.10

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

Patch Publication Date: 1/28/2013

Vulnerability Publication Date: 2/5/2013

Reference Information

CVE: CVE-2013-0176

USN: 1707-1