CVE-2020-14307

MEDIUMNVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

Score 6.5 from GitHub Security Advisory published 2022-05-24. NVD baseline CVSS 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
6.5
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 1%CVSS: 6.5Exploit: NoneExposed: 0

A fix is available — apply it.

A vulnerability was found in Wildfly's Enterprise Java Beans (EJB) versions shipped with Red Hat JBoss EAP 7, where SessionOpenInvocations are never removed from the remote InvocationTracker after a response is received in the EJB Client, as well as the server. This flaw allows an attacker to craft a denial of service attack to make the service unavailable.

CVSS v3
6.5
EG Score
6.5(medium)
EPSS
64.8%
KEV
Not listed

Published

July 24, 2020

Last Modified

November 21, 2024

References (2)

Vendor Advisories for CVE-2020-14307(6)

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

Patch Availability(10)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatqpid-proton-0:0.32.0-2.el82020-09-23redhat
redhatjboss-ejb-client2020-09-07redhat
redhateap7-wildfly-transaction-client-0:1.1.11-1.Final_redhat_00001.1.el8eap2020-09-07redhat
redhateap7-wildfly-transaction-client-0:1.1.11-1.Final_redhat_00001.1.el6eap2020-09-07redhat
redhateap7-wildfly-transaction-client-0:1.1.11-1.Final_redhat_00001.1.el7eap2020-09-07redhat
redhatpatch2020-09-02redhat
redhateap7-wildfly-http-client-0:1.0.22-1.Final_redhat_00001.1.el6eap2020-08-17redhat
redhateap7-wildfly-http-client-0:1.0.22-1.Final_redhat_00001.1.el8eap2020-08-17redhat
redhateap7-wildfly-http-client-0:1.0.22-1.Final_redhat_00001.1.el7eap2020-08-17redhat
redhateap7-wildfly-naming-client-0:1.0.13-1.Final_redhat_00001.1.el8eap2020-07-23redhat

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(1)

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

Additional Vendor Advisories

(9)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 9× in last 7d / 39× 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. 2026-07-20 17:04 UTCEPSS rescore
  2. 2026-07-19 14:28 UTCEPSS rescore
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  10. 2026-07-13 22:27 UTCEPSS rescore
  11. 2026-07-12 05:44 UTCEPSS rescore
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  14. 2026-07-08 15:11 UTCEPSS rescore
  15. 2026-07-07 13:43 UTCEPSS rescore
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  1. 2026-06-29 14:04 UTCEPSS rescore
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  4. 2026-06-27 03:06 UTCEPSS rescore
  5. 2026-06-25 13:47 UTCEPSS rescore
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  7. 2026-06-24 14:03 UTCEPSS rescore
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  9. 2026-06-23 21:31 UTCEPSS rescore
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  11. 2026-06-22 14:23 UTCEPSS rescore
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  17. 2026-06-19 19:23 UTCEPSS rescore
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  19. 2026-06-18 17:50 UTCEPSS rescore
  20. 2026-06-18 17:50 UTCEPSS rescore
  21. 2026-06-17 17:50 UTCEPSS rescore
  22. 2026-06-17 17:50 UTCEPSS rescore
  23. 2026-06-16 17:50 UTCEPSS rescore
  24. 2026-06-16 17:50 UTCEPSS rescore
  25. 2026-06-15 17:46 UTCEPSS rescore
  26. 2026-06-14 23:15 UTCEPSS rescore
  27. 2026-06-14 23:15 UTCEPSS rescore
  28. 2026-06-13 22:58 UTCEPSS rescore
  29. 2026-06-13 22:58 UTCEPSS rescore
  30. 2026-06-12 23:09 UTCEPSS rescore
  31. 2026-06-11 13:58 UTCEPSS rescore
  32. 2026-06-10 22:16 UTCEPSS rescore
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  35. 2026-06-08 14:15 UTCEPSS rescore
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  37. 2026-06-07 15:23 UTCEPSS rescore
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  39. 2026-06-06 13:45 UTCEPSS rescore
  40. 2026-06-06 13:45 UTCEPSS rescore
  41. 2026-06-06 13:45 UTCEPSS rescore
  42. 2026-06-05 22:45 UTCEPSS rescore
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  44. 2026-06-05 06:08 UTCEPSS rescore
  45. 2026-06-04 13:10 UTCEPSS rescore
  46. 2026-06-04 13:10 UTCEPSS rescore
  47. 2026-06-02 20:11 UTCEPSS rescore
  48. 2026-06-02 20:11 UTCEPSS rescore
  49. 2026-06-01 13:50 UTCEPSS rescore
  50. 2026-05-31 22:29 UTCEPSS rescore
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  52. 2026-05-31 00:15 UTCEPSS rescore
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  54. 2026-05-29 13:42 UTCEPSS rescore
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  56. 2026-05-28 13:43 UTCEPSS rescore
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  58. 2026-05-27 13:39 UTCEPSS rescore
  59. 2026-05-27 00:50 UTCEG score recompute
  60. 2026-05-27 00:50 UTCVendor advisory
  61. 2026-05-27 00:50 UTCGHSA enrichment
  62. 2026-05-26 13:42 UTCEPSS rescore
  63. 2026-05-26 13:42 UTCEPSS rescore
  64. 2026-05-26 07:17 UTCEPSS rescore
  65. 2026-05-26 07:17 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2020-14307?
CVE-2020-14307 is a medium vulnerability published on July 24, 2020. A vulnerability was found in Wildfly's Enterprise Java Beans (EJB) versions shipped with Red Hat JBoss EAP 7, where SessionOpenInvocations are never removed from the remote InvocationTracker after a response is received in the EJB Client, as well as the server. This flaw allows an attacker to craft…
When was CVE-2020-14307 disclosed?
CVE-2020-14307 was first published in the National Vulnerability Database on July 24, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2020-14307 actively exploited?
CVE-2020-14307 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 64.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2020-14307?
CVE-2020-14307 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2020-14307?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-14307, 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.

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