CVE-2023-4503

MEDIUMNVD 6.86.8—
EchelonGraph scoreMEDIUM confidence

Score 6.8 from GitHub Security Advisory published 2024-02-06. NVD baseline CVSS 6.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
6.8
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 1%CVSS: 6.8Exploit: NoneExposed: 0

A fix is available — apply it.

An improper initialization vulnerability was found in Galleon. When using Galleon to provision custom EAP or EAP-XP servers, the servers are created unsecured. This issue could allow an attacker to access remote HTTP services available from the server.

CVSS v3
6.8
EG Score
6.8(medium)
EG Risk
31(Track)
EG Risk 31/100SSVC: 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
Severity68% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
50.1%
KEV
Not listed

Published

February 6, 2024

Last Modified

November 21, 2024

References (12)

Vendor Advisories for CVE-2023-4503(4)

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

Patch Availability(7)

Vendor / EcosystemFixed in / PatchReleasedSource
redhateap8-yasson-0:3.0.3-2.redhat_00001.1.el9eap2024-06-04redhat
redhatpatch2024-06-04redhat
redhateap8-yasson-0:3.0.3-2.redhat_00001.1.el8eap2024-06-04redhat
redhateap7-wildfly-0:7.4.14-5.GA_redhat_00002.1.el7eap2023-12-04redhat
redhateap7-wildfly-0:7.4.14-5.GA_redhat_00002.1.el9eap2023-12-04redhat
redhateap-galleon2023-12-04redhat
redhateap7-wildfly-0:7.4.14-5.GA_redhat_00002.1.el8eap2023-12-04redhat

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

(3)

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 12× in last 7d / 46× 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. 2026-07-23 02:27 UTCEG score recompute
  2. 2026-07-22 23:13 UTCEG score recompute
  3. 2026-07-22 14:06 UTCEPSS rescore
  4. 2026-07-21 15:23 UTCEPSS rescore
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  24. 2026-07-08 15:13 UTCEPSS rescore
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  1. 2026-07-07 13:44 UTCEPSS rescore
  2. 2026-07-06 16:26 UTCEPSS rescore
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  5. 2026-07-05 02:29 UTCEPSS rescore
  6. 2026-07-04 06:29 UTCEPSS rescore
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  8. 2026-07-02 16:59 UTCEPSS rescore
  9. 2026-07-01 15:05 UTCEPSS rescore
  10. 2026-06-30 23:21 UTCEPSS rescore
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  12. 2026-06-28 14:06 UTCEPSS rescore
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  16. 2026-06-25 13:48 UTCEPSS rescore
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  18. 2026-06-24 14:04 UTCEPSS rescore
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  20. 2026-06-23 21:31 UTCEPSS rescore
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  22. 2026-06-22 14:24 UTCEPSS rescore
  23. 2026-06-22 14:24 UTCEPSS rescore
  24. 2026-06-21 14:55 UTCEPSS rescore
  25. 2026-06-21 14:55 UTCEPSS rescore
  26. 2026-06-21 01:58 UTCEPSS rescore
  27. 2026-06-21 01:58 UTCEPSS rescore
  28. 2026-06-19 19:24 UTCEPSS rescore
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  30. 2026-06-18 17:51 UTCEPSS rescore
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  35. 2026-06-14 23:16 UTCEPSS rescore
  36. 2026-06-13 22:59 UTCEPSS rescore
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  38. 2026-06-12 23:11 UTCEPSS rescore
  39. 2026-06-12 23:10 UTCEPSS rescore
  40. 2026-06-11 13:59 UTCEPSS rescore
  41. 2026-06-10 22:17 UTCEPSS rescore
  42. 2026-06-10 13:21 UTCEPSS rescore
  43. 2026-06-08 14:16 UTCEPSS rescore
  44. 2026-06-08 14:16 UTCEPSS rescore
  45. 2026-06-07 15:24 UTCEPSS rescore
  46. 2026-06-07 15:23 UTCEPSS rescore
  47. 2026-06-06 13:46 UTCEPSS rescore
  48. 2026-06-06 13:46 UTCEPSS rescore
  49. 2026-06-05 22:46 UTCEPSS rescore
  50. 2026-06-05 22:46 UTCEPSS rescore
  51. 2026-06-05 06:09 UTCEPSS rescore
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  54. 2026-06-02 20:12 UTCEPSS rescore
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  56. 2026-06-01 13:51 UTCEPSS rescore
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  58. 2026-05-31 22:30 UTCEPSS rescore
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  62. 2026-05-29 13:43 UTCEPSS rescore
  63. 2026-05-28 13:44 UTCEPSS rescore
  64. 2026-05-27 13:39 UTCEPSS rescore
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  68. 2026-05-26 07:18 UTCEPSS rescore
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  70. 2026-05-26 07:18 UTCEPSS rescore
  71. 2026-05-24 09:04 UTCEG score recompute
  72. 2026-05-24 09:04 UTCVendor advisory
  73. 2026-05-24 09:04 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2023-4503?
CVE-2023-4503 is a medium vulnerability published on February 6, 2024. An improper initialization vulnerability was found in Galleon. When using Galleon to provision custom EAP or EAP-XP servers, the servers are created unsecured. This issue could allow an attacker to access remote HTTP services available from the server.
When was CVE-2023-4503 disclosed?
CVE-2023-4503 was first published in the National Vulnerability Database on February 6, 2024, 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-2023-4503 actively exploited?
CVE-2023-4503 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 50.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-4503?
CVE-2023-4503 has a CVSS v3 base score of 6.8 (NVD).
How do I remediate CVE-2023-4503?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-4503, 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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