Improper input validation in Openbsd Openssh

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.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.020 (78.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2014-2653?
CVE-2014-2653 is a medium-severity vulnerability in Openbsd Openssh, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2014-03-27.
How severe is CVE-2014-2653?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2014-2653 known to be exploited?
5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.