Executive Summary

Informations
Name CVE-2012-4559 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:M/Au:N/C:P/I:P/A:P)
Cvss Base Score 6.8 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Multiple double free vulnerabilities in the (1) agent_sign_data function in agent.c, (2) channel_request function in channels.c, (3) ssh_userauth_pubkey function in auth.c, (4) sftp_parse_attr_3 function in sftp.c, and (5) try_publickey_from_file function in keyfiles.c in libssh before 0.5.3 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-4559

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-399 Resource Management Errors

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 8

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=871612
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/80218

Alert History

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Date Informations
2023-08-02 01:16:34
  • Multiple Updates
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
2016-04-26 22:15:43
  • Multiple Updates
2014-06-14 13:33:41
  • Multiple Updates
2014-02-23 13:21:05
  • Multiple Updates
2014-02-17 11:13:25
  • Multiple Updates
2013-08-27 13:20:08
  • 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 13:25:39
  • Multiple Updates
2012-12-04 00:19:05
  • Multiple Updates
2012-12-01 13:25:40
  • First insertion