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GLSA-201402-26 : libssh: Arbitrary code execution

high Nessus Plugin ID 72640

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Synopsis

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

Description

The remote host is affected by the vulnerability described in GLSA-201402-26 (libssh: Arbitrary code execution)

 Multiple buffer overflow, double free, and integer overflow vulnerabilities have been discovered in libssh.
 Impact :

 A remote attacker could possibly execute arbitrary code with the privileges of the process or cause a Denial of Service condition.
 Workaround :

 There is no known workaround at this time.

Solution

All libssh users should upgrade to the latest version:
 # emerge --sync # emerge --ask --oneshot --verbose '>=net-libs/libssh-0.5.3'

See Also

https://security.gentoo.org/glsa/201402-26

Plugin Details

Severity: High

ID: 72640

File Name: gentoo_GLSA-201402-26.nasl

Version: 1.7

Type: local

Published: 2/23/2014

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:libssh, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Ease: No known exploits are available

Patch Publication Date: 2/21/2014

Reference Information

CVE: CVE-2012-4559, CVE-2012-4560, CVE-2012-4561, CVE-2012-4562, CVE-2012-6063

BID: 56604, 56848

GLSA: 201402-26