CVE-2014-2653

MEDIUMNVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

Score 6.5 from GitHub Security Advisory published 2022-05-17. NVD baseline CVSS 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 2%CVSS: 6.5Exploit: None knownExposed: 0

A fix is available — apply it.

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.

CVSS v3
6.5
EG Score
6.5(medium)
EG Risk
30(Track)
EG Risk 30/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity65% × 45%
Exploitation2% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
2%
EPSS %ILE
79%
KEV
Not listed

Published

March 27, 2014

Last Modified

May 28, 2026

References (32)

Vendor Advisories for CVE-2014-2653(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(3)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntuopenssh-client (1:6.2p2-6ubuntu0.3) @ saucy2026-05-28ubuntu
redhatopenssh-0:6.6.1p1-11.el72015-03-05redhat
redhatopenssh-0:5.3p1-104.el62014-10-13redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(6 across 6 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
openssh—1:6.6p1-1—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
openssh—1:6.6p1-1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
openssh—1:6.6p1-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
openssh—1:6.6p1-1—
Debian:6.0(1)
PackageVulnerable rangeFixed inDependents
openssh1:5.5p1-6, 1:5.5p1-6+squeeze1, 1:5.5p1-6+squeeze2, 1:5.5p1-6+squeeze3, 1:5.5p1-6+squeeze41:5.5p1-6+squeeze5—
Debian:7(1)
PackageVulnerable rangeFixed inDependents
openssh1:6.0p1-41:6.0p1-4+deb7u1—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(3)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 6× in last 7d / 19× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 124 total refreshes for this CVE.

  1. 2026-08-21 23:44 UTCEPSS rescore
  2. 2026-08-20 22:50 UTCEPSS rescore
  3. 2026-08-19 16:59 UTCEPSS rescore
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  11. 2026-08-07 13:57 UTCOSV refresh
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  20. 2026-07-23 01:12 UTCEG score recompute
  21. 2026-07-23 00:16 UTCEG score recompute
  22. 2026-07-22 21:54 UTCEG score recompute
  23. 2026-07-22 14:04 UTCEPSS rescore
  24. 2026-07-22 06:48 UTCOSV refresh
  25. 2026-07-21 15:21 UTCEPSS rescore
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  20. 2026-07-05 02:26 UTCEPSS rescore
  21. 2026-07-05 01:26 UTCOSV refresh
  22. 2026-07-04 06:27 UTCEPSS rescore
  23. 2026-07-02 15:21 UTCEPSS rescore
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  25. 2026-06-30 23:19 UTCEPSS rescore
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  27. 2026-06-28 14:03 UTCEPSS rescore
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  48. 2026-06-16 17:49 UTCEPSS rescore
  49. 2026-06-16 13:13 UTCOSV refresh
  50. 2026-06-15 17:44 UTCEPSS rescore
  51. 2026-06-14 23:14 UTCEPSS rescore
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  75. 2026-05-29 13:41 UTCEPSS rescore

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2014-2653?
CVE-2014-2653 is a medium vulnerability published on March 27, 2014. The verifyhostkey 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.
When was CVE-2014-2653 disclosed?
CVE-2014-2653 was first published in the National Vulnerability Database on March 27, 2014, with the most recent update on May 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2014-2653 actively exploited?
CVE-2014-2653 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2% probability of exploitation in the next 30 days, which ranks it in the top 20.9% of all scored CVEs.
What is the CVSS score of CVE-2014-2653?
CVE-2014-2653 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2014-2653?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2014-2653, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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