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Vulnerability Details : CVE-2014-2653

The verify_host_key function in sshconnect.c in the client in OpenSSH 6.6 and earlier allows remote servers to trigger the skipping of SSHFP DNS RR checking by presenting an unacceptable HostCertificate.
Publish Date : 2014-03-27 Last Update Date : 2017-01-06
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)

- Related OVAL Definitions

Title Definition Id Class Family
AIX OpenSSH Vulnerability oval:org.mitre.oval:def:24911 unix
DSA-2894-1 openssh - security update oval:org.mitre.oval:def:24470 unix
ELSA-2014-1552 -- openssh security, bug fix, and enhancement update oval:org.mitre.oval:def:27085 unix
HP-UX running HP Secure Shell, Remote Denial of Service (DoS) and other Vulnerabilities oval:org.mitre.oval:def:28274 unix
RHSA-2014:1552: openssh security, bug fix, and enhancement update (Moderate) oval:com.redhat.rhsa:def:20141552 unix
RHSA-2014:1552: openssh security, bug fix, and enhancement update (Moderate) oval:org.mitre.oval:def:26805 unix
RHSA-2015:0425: openssh security, bug fix and enhancement update (Moderate) oval:com.redhat.rhsa:def:20150425 unix
SUSE-SU-2014:0818-1 -- Security update for openssh oval:org.mitre.oval:def:26117 unix
USN-2164-1 -- openssh vulnerability oval:org.mitre.oval:def:24663 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2014-2653

# Product Type Vendor Product Version Update Edition Language
1 Application Openbsd Openssh 6.0 Version Details Vulnerabilities
2 Application Openbsd Openssh 6.1 Version Details Vulnerabilities
3 Application Openbsd Openssh 6.2 Version Details Vulnerabilities
4 Application Openbsd Openssh 6.3 Version Details Vulnerabilities
5 Application Openbsd Openssh 6.4 Version Details Vulnerabilities
6 Application Openbsd Openssh 6.5 Version Details Vulnerabilities
7 Application Openbsd Openssh 6.6 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Openbsd Openssh 7

- References For CVE-2014-2653
BID 66459 OpenSSH Certificate Validation Security Bypass Vulnerability Release Date:2015-05-22 CONFIRM
MLIST [oss-security] 20140326 CVE request: openssh client does not check SSHFP if server offers certificate
REDHAT RHSA-2014:1552
HP SSRT101487

- Metasploit Modules Related To CVE-2014-2653

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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