Executive Summary

Summary
Title libssh vulnerability
Informations
Name USN-2478-1 First vendor Publication 2015-01-19
Vendor Ubuntu Last vendor Modification 2015-01-19
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 14.10 - Ubuntu 14.04 LTS - Ubuntu 12.04 LTS

Summary:

libssh could be made to crash if it received specially crafted network traffic.

Software Description: - libssh: A tiny C SSH library

Details:

It was discovered that libssh incorrectly handled certain kexinit packets. A remote attacker could possibly use this issue to cause libssh to crash, resulting in a denial of service.

Update instructions:

The problem can be corrected by updating your system to the following package versions:

Ubuntu 14.10:
libssh-4 0.6.3-2ubuntu1.1

Ubuntu 14.04 LTS:
libssh-4 0.6.1-0ubuntu3.1

Ubuntu 12.04 LTS:
libssh-4 0.5.2-1ubuntu0.12.04.4

In general, a standard system update will make all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-2478-1
CVE-2014-8132

Package Information:
https://launchpad.net/ubuntu/+source/libssh/0.6.3-2ubuntu1.1
https://launchpad.net/ubuntu/+source/libssh/0.6.1-0ubuntu3.1
https://launchpad.net/ubuntu/+source/libssh/0.5.2-1ubuntu0.12.04.4

Original Source

Url : http://www.ubuntu.com/usn/USN-2478-1

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 9
Os 3
Os 2
Os 3
Os 3

Nessus® Vulnerability Scanner

Date Description
2016-06-27 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201606-12.nasl - Type : ACT_GATHER_INFO
2016-02-24 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-3488.nasl - Type : ACT_GATHER_INFO
2015-05-20 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2014-1731-1.nasl - Type : ACT_GATHER_INFO
2015-04-22 Name : The remote Slackware host is missing a security update.
File : Slackware_SSA_2015-111-04.nasl - Type : ACT_GATHER_INFO
2015-03-30 Name : The remote Mandriva Linux host is missing one or more security updates.
File : mandriva_MDVSA-2015-086.nasl - Type : ACT_GATHER_INFO
2015-01-20 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-2478-1.nasl - Type : ACT_GATHER_INFO
2015-01-16 Name : The remote SSH service is affected by a remote denial of service vulnerability.
File : libssh_cve-2014-8132.nasl - Type : ACT_GATHER_INFO
2015-01-13 Name : The remote Mandriva Linux host is missing one or more security updates.
File : mandriva_MDVSA-2015-020.nasl - Type : ACT_GATHER_INFO
2015-01-09 Name : The remote openSUSE host is missing a security update.
File : openSUSE-2015-7.nasl - Type : ACT_GATHER_INFO
2015-01-05 Name : The remote Fedora host is missing a security update.
File : fedora_2014-17303.nasl - Type : ACT_GATHER_INFO
2015-01-05 Name : The remote Fedora host is missing a security update.
File : fedora_2014-17324.nasl - Type : ACT_GATHER_INFO
2015-01-05 Name : The remote Fedora host is missing a security update.
File : fedora_2014-17354.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
Date Informations
2015-01-21 13:27:16
  • Multiple Updates
2015-01-19 17:22:23
  • First insertion