CVE-2014-3566

LOWNVD 3.49.0
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because EPSS predicts 94% probability of exploitation within the next 30 days (top 0.1% of all CVEs). NVD baseline CVSS 3.4 retained for reference. Confidence: see factors.

Triggered by: EPSS exploit prediction ≥85%
Sources: epss, ghsa, nvd
Weaponized
3.4
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 100%
CISA-KEV: Not listedEPSS: 100%CVSS: 3.4Exploit: NoneExposed: 0

A fix is available — apply it.

The SSL protocol 3.0, as used in OpenSSL through 1.0.1i and other products, uses nondeterministic CBC padding, which makes it easier for man-in-the-middle attackers to obtain cleartext data via a padding-oracle attack, aka the "POODLE" issue.

CVSS v3
3.4
EG Score
9.0(high)
EPSS
100.0%
KEV
Not listed

Published

October 15, 2014

Last Modified

May 28, 2026

Patch Availability(22)

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.

Weakness Classification(2)

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

Additional Vendor Advisories

(9)

Data Freshness Timeline

(refreshed 0× in last 7d / 4× 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.

  1. 2026-07-04 20:26 UTCOSV refresh
  2. 2026-06-23 21:30 UTCEPSS rescore
  3. 2026-06-23 21:30 UTCEPSS rescore
  4. 2026-06-16 08:09 UTCOSV refresh
  5. 2026-06-12 23:08 UTCEPSS rescore
  6. 2026-06-08 14:14 UTCEPSS rescore
  7. 2026-06-07 15:22 UTCEPSS rescore
  8. 2026-06-05 06:08 UTCEPSS rescore
  9. 2026-06-05 06:08 UTCEPSS rescore
  10. 2026-05-29 13:41 UTCEPSS rescore
  11. 2026-05-28 16:11 UTCEG score recompute
  12. 2026-05-28 16:11 UTCVendor advisory
  13. 2026-05-28 16:11 UTCGHSA enrichment
  14. 2026-05-28 13:42 UTCEPSS rescore
  15. 2026-05-28 13:42 UTCEPSS rescore
  16. 2026-05-28 13:42 UTCEPSS rescore
  17. 2026-05-26 07:16 UTCEPSS rescore
  18. 2026-05-24 16:43 UTCEPSS rescore
  19. 2026-05-22 21:15 UTCEPSS rescore
  20. 2026-05-22 21:15 UTCEPSS rescore
  21. 2026-05-22 21:15 UTCEPSS rescore
  22. 2026-05-19 14:03 UTCOSV refresh
  23. 2026-05-18 21:29 UTCEPSS rescore

Publicly available exploits

(3 references)

Working exploit code is in the public domain (1 Metasploit module) (2 GitHub PoCs). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoCmpgn/poodle-PoC
    First seen Feb 3, 2015

    :poodle: Poodle (Padding Oracle On Downgraded Legacy Encryption) attack CVE-2014-3566 :poodle:

    Open source ↗
  • GitHub PoCmikesplain/CVE-2014-3566-poodle-cookbook
    First seen Oct 16, 2014
    Open source ↗
  • Metasploitauxiliary/scanner/ssl/ssl_version✓ verified
    First seen Oct 14, 2014

    SSL/TLS Version Detection

    Open source ↗

Frequently asked(5)

What is CVE-2014-3566?
CVE-2014-3566 is a low vulnerability published on October 15, 2014. The SSL protocol 3.0, as used in OpenSSL through 1.0.1i and other products, uses nondeterministic CBC padding, which makes it easier for man-in-the-middle attackers to obtain cleartext data via a padding-oracle attack, aka the "POODLE" issue.
When was CVE-2014-3566 disclosed?
CVE-2014-3566 was first published in the National Vulnerability Database on October 15, 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-2014-3566 actively exploited?
CVE-2014-3566 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 100.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2014-3566?
CVE-2014-3566 has a CVSS v3 base score of 3.4 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
How do I remediate CVE-2014-3566?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2014-3566, 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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