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CVE-2014-2653

MEDIUMCVSS 6.5/10EPSS 1.99%

Last modified

CVE-2014-2653 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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.. EPSS estimates a 1.99% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
6.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

EPSS Probability
1.99%

78.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
OpenbsdOpenssh<= 6.6
OpenbsdOpenssh6.0
OpenbsdOpenssh6.1
OpenbsdOpenssh6.2
OpenbsdOpenssh6.3
OpenbsdOpenssh6.4
OpenbsdOpenssh6.5

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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.
How severe is CVE-2014-2653?
CVE-2014-2653 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.99% probability of exploitation in the next 30 days.
How do I fix CVE-2014-2653?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2014-2653?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST