Executive Summary

Informations
Name CVE-2012-4561 First vendor Publication 2012-11-30
Vendor Cve Last vendor Modification 2017-08-29

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

The (1) publickey_make_dss, (2) publickey_make_rsa, (3) signature_from_string, (4) ssh_do_sign, and (5) ssh_sign_session_id functions in keys.c in libssh before 0.5.3 free "an invalid pointer on an error path," which might allow remote attackers to cause a denial of service (crash) via unspecified vectors.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-4561

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 7

OpenVAS Exploits

Date Description
2012-12-10 Name : Fedora Update for libssh FEDORA-2012-18687
File : nvt/gb_fedora_2012_18687_libssh_fc16.nasl
2012-12-04 Name : Debian Security Advisory DSA 2577-1 (libssh)
File : nvt/deb_2577_1.nasl
2012-12-04 Name : Mandriva Update for libssh MDVSA-2012:175 (libssh)
File : nvt/gb_mandriva_MDVSA_2012_175.nasl
2012-11-29 Name : Fedora Update for libssh FEDORA-2012-18677
File : nvt/gb_fedora_2012_18677_libssh_fc17.nasl
2012-11-29 Name : Ubuntu Update for libssh USN-1640-1
File : nvt/gb_ubuntu_USN_1640_1.nasl

Nessus® Vulnerability Scanner

Date Description
2014-06-13 Name : The remote openSUSE host is missing a security update.
File : openSUSE-2012-836.nasl - Type : ACT_GATHER_INFO
2014-06-13 Name : The remote openSUSE host is missing a security update.
File : openSUSE-2012-840.nasl - Type : ACT_GATHER_INFO
2014-02-23 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201402-26.nasl - Type : ACT_GATHER_INFO
2013-04-20 Name : The remote Mandriva Linux host is missing one or more security updates.
File : mandriva_MDVSA-2013-045.nasl - Type : ACT_GATHER_INFO
2012-12-07 Name : The remote Slackware host is missing a security update.
File : Slackware_SSA_2012-341-02.nasl - Type : ACT_GATHER_INFO
2012-12-07 Name : The remote Fedora host is missing a security update.
File : fedora_2012-18687.nasl - Type : ACT_GATHER_INFO
2012-12-03 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-2577.nasl - Type : ACT_GATHER_INFO
2012-11-30 Name : The remote Mandriva Linux host is missing one or more security updates.
File : mandriva_MDVSA-2012-175.nasl - Type : ACT_GATHER_INFO
2012-11-29 Name : The remote Fedora host is missing a security update.
File : fedora_2012-18677.nasl - Type : ACT_GATHER_INFO
2012-11-27 Name : The remote Fedora host is missing a security update.
File : fedora_2012-18610.nasl - Type : ACT_GATHER_INFO
2012-11-27 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-1640-1.nasl - Type : ACT_GATHER_INFO

Sources (Detail)

Source Url
BID http://www.securityfocus.com/bid/56604
CONFIRM http://www.libssh.org/2012/11/20/libssh-0-5-3-security-release/
DEBIAN http://www.debian.org/security/2012/dsa-2577
FEDORA http://lists.fedoraproject.org/pipermail/package-announce/2012-November/09331...
http://lists.fedoraproject.org/pipermail/package-announce/2012-November/09347...
MANDRIVA http://www.mandriva.com/security/advisories?name=MDVSA-2012:175
MISC https://bugzilla.redhat.com/show_bug.cgi?id=871617
MLIST http://www.openwall.com/lists/oss-security/2012/11/20/3
SUSE http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00002.html
http://lists.opensuse.org/opensuse-updates/2012-12/msg00016.html
http://lists.opensuse.org/opensuse-updates/2013-01/msg00021.html
UBUNTU http://www.ubuntu.com/usn/USN-1640-1
XF https://exchange.xforce.ibmcloud.com/vulnerabilities/80220

Alert History

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Date Informations
2021-05-05 01:11:15
  • Multiple Updates
2021-05-04 12:21:38
  • Multiple Updates
2021-04-22 01:25:47
  • Multiple Updates
2020-05-23 01:49:43
  • Multiple Updates
2020-05-23 00:34:41
  • Multiple Updates
2017-08-29 09:24:01
  • Multiple Updates
2016-05-19 00:24:16
  • Multiple Updates
2016-05-17 09:27:48
  • Multiple Updates
2016-04-26 22:15:44
  • Multiple Updates
2014-06-14 13:33:42
  • Multiple Updates
2014-02-23 13:21:05
  • Multiple Updates
2014-02-17 11:13:25
  • Multiple Updates
2013-08-27 13:20:09
  • Multiple Updates
2013-05-10 22:46:25
  • Multiple Updates
2013-03-02 13:19:17
  • Multiple Updates
2013-02-07 13:20:43
  • Multiple Updates
2012-12-19 13:25:41
  • Multiple Updates
2012-12-04 00:19:06
  • Multiple Updates
2012-12-01 13:25:40
  • First insertion