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5.8
CVSSv2

CVE-2014-2653

Published: 27/03/2014 Updated: 07/01/2017
CVSS v2 Base Score: 5.8 | Impact Score: 4.9 | Exploitability Score: 8.6
VMScore: 516
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N
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Vulnerability Summary

The verify_host_key function in sshconnect.c in the client in OpenSSH 6.6 and previous versions allows remote servers to trigger the skipping of SSHFP DNS RR checking by presenting an unacceptable HostCertificate.

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Vendor Advisories

Debian CVElist Bug Report Logs: If server offers certificate, doesn't fall back to checking SSHFP records (CVE-2014-2653)
Debian Bug report logs - #742513 If server offers certificate, doesn't fall back to checking SSHFP records (CVE-2014-2653) Package: openssh-client; Maintainer for openssh-client is Debian OpenSSH Maintainers <debian-ssh@listsdebianorg>; Source for openssh-client is src:openssh (PTS, buildd, popcon) Reported by: Matthew Ver ...
Ubuntu Security Notice: openssh vulnerability
A malicious server could bypass OpenSSH SSHFP DNS record checking ...
Debian Security Advisories: DSA-2894-1 openssh -- security update
Two vulnerabilities were discovered in OpenSSH, an implementation of the SSH protocol suite The Common Vulnerabilities and Exposures project identifies the following problems: CVE-2014-2532 Jann Horn discovered that OpenSSH incorrectly handled wildcards in AcceptEnv lines A remote attacker could use this issue to trick OpenSSH into a ...
Amazon Linux AMI: ALAS-2014-369
sshd in OpenSSH before 66 does not properly support wildcards on AcceptEnv lines in sshd_config, which allows remote attackers to bypass intended environment restrictions by using a substring located before a wildcard character The verify_host_key function in sshconnectc in the client in OpenSSH 66 and earlier allows remote servers to trigger t ...

References

CWE-20https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=742513http://openwall.com/lists/oss-security/2014/03/26/7http://www.ubuntu.com/usn/USN-2164-1http://www.debian.org/security/2014/dsa-2894http://lists.fedoraproject.org/pipermail/package-announce/2014-May/133537.htmlhttp://www.securityfocus.com/bid/66459http://lists.fedoraproject.org/pipermail/package-announce/2014-June/134026.htmlhttp://advisories.mageia.org/MGASA-2014-0166.htmlhttp://www.mandriva.com/security/advisories?name=MDVSA-2014:068http://aix.software.ibm.com/aix/efixes/security/openssh_advisory4.aschttp://rhn.redhat.com/errata/RHSA-2014-1552.htmlhttp://marc.info/?l=bugtraq&m=141576985122836&w=2http://rhn.redhat.com/errata/RHSA-2015-0425.htmlhttp://www.mandriva.com/security/advisories?name=MDVSA-2015:095http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.htmlhttp://secunia.com/advisories/59855https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=742513https://usn.ubuntu.com/2164-1/https://nvd.nist.gov
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