CVE-2023-5502

MEDIUMPre-NVD 5.95.9—
EchelonGraph scoreMEDIUM confidence

Score 5.9 from GitHub Security Advisory (severity: HIGH) published 2026-06-05. a secondary CVSS source baseline 5.9; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
5.9EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.9Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

On affected platforms running Arista EOS with 802.1x authentication configured on the access/trunk ports, and routing enabled on the access VLAN of the ports, a malicious supplicant may be able to bypass the requirement to perform 802.1x authentication.

CVSS v3
5.9
EG Score
5.9(medium)
EG Risk
27(Track)
EG Risk 27/100SSVC: 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
Severity59% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
24%
KEV
Not listed

Published

June 4, 2026

Last Modified

July 22, 2026

Advisory Details (1)

Auto-updated Jun 13, 2026
No patch confirmed yet.
generic

Security Advisory 0096 - Arista

https://www.arista.com/en/support/advisories-notices/security-advisory/19462-security-advisory-0096

Vendor Advisories for CVE-2023-5502(1)

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

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 13× in last 7d / 52× 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 116 total refreshes for this CVE.

  1. 2026-07-30 16:26 UTCEPSS rescore
  2. 2026-07-30 01:29 UTCEPSS rescore
  3. 2026-07-29 10:04 UTCEG score recompute
  4. 2026-07-29 10:04 UTCGHSA enrichment
  5. 2026-07-28 15:34 UTCEPSS rescore
  6. 2026-07-28 15:34 UTCEPSS rescore
  7. 2026-07-28 03:19 UTCEG score recompute
  8. 2026-07-28 03:19 UTCGHSA enrichment
  9. 2026-07-26 22:13 UTCEG score recompute
  10. 2026-07-26 22:13 UTCGHSA enrichment
  11. 2026-07-26 14:53 UTCEPSS rescore
  12. 2026-07-25 14:16 UTCEPSS rescore
  13. 2026-07-24 14:16 UTCEPSS rescore
  14. 2026-07-23 14:16 UTCEPSS rescore
  15. 2026-07-23 02:30 UTCEG score recompute
  16. 2026-07-22 23:16 UTCEG score recompute
  17. 2026-07-22 14:07 UTCEPSS rescore
  18. 2026-07-22 14:07 UTCEPSS rescore
  19. 2026-07-21 15:23 UTCEPSS rescore
  20. 2026-07-20 17:06 UTCEPSS rescore
  21. 2026-07-19 14:30 UTCEPSS rescore
  22. 2026-07-19 14:29 UTCEPSS rescore
  23. 2026-07-19 02:27 UTCEPSS rescore
  24. 2026-07-19 02:27 UTCEPSS rescore
  25. 2026-07-18 10:03 UTCEPSS rescore
Show 75 more
  1. 2026-07-18 10:03 UTCEPSS rescore
  2. 2026-07-16 17:01 UTCEPSS rescore
  3. 2026-07-16 00:09 UTCGHSA enrichment
  4. 2026-07-15 16:56 UTCEPSS rescore
  5. 2026-07-15 01:59 UTCEPSS rescore
  6. 2026-07-15 01:59 UTCEPSS rescore
  7. 2026-07-14 03:20 UTCGHSA enrichment
  8. 2026-07-13 22:28 UTCEPSS rescore
  9. 2026-07-13 22:28 UTCEPSS rescore
  10. 2026-07-13 06:11 UTCEPSS rescore
  11. 2026-07-12 05:45 UTCEPSS rescore
  12. 2026-07-12 05:45 UTCEPSS rescore
  13. 2026-07-11 11:39 UTCGHSA enrichment
  14. 2026-07-11 08:26 UTCEPSS rescore
  15. 2026-07-09 19:08 UTCEPSS rescore
  16. 2026-07-08 15:13 UTCEPSS rescore
  17. 2026-07-08 09:25 UTCGHSA enrichment
  18. 2026-07-06 16:26 UTCEPSS rescore
  19. 2026-07-06 16:26 UTCEPSS rescore
  20. 2026-07-06 02:22 UTCEPSS rescore
  21. 2026-07-06 02:22 UTCEPSS rescore
  22. 2026-07-06 02:16 UTCGHSA enrichment
  23. 2026-07-05 02:29 UTCEPSS rescore
  24. 2026-07-04 06:29 UTCEPSS rescore
  25. 2026-07-03 03:26 UTCGHSA enrichment
  26. 2026-07-02 01:08 UTCGHSA enrichment
  27. 2026-07-01 15:05 UTCEPSS rescore
  28. 2026-06-30 23:21 UTCEPSS rescore
  29. 2026-06-30 23:21 UTCEPSS rescore
  30. 2026-06-30 22:51 UTCGHSA enrichment
  31. 2026-06-29 20:54 UTCGHSA enrichment
  32. 2026-06-29 14:05 UTCEPSS rescore
  33. 2026-06-28 18:57 UTCGHSA enrichment
  34. 2026-06-28 14:06 UTCEPSS rescore
  35. 2026-06-28 14:06 UTCEPSS rescore
  36. 2026-06-28 04:55 UTCEPSS rescore
  37. 2026-06-27 17:00 UTCGHSA enrichment
  38. 2026-06-27 03:07 UTCEPSS rescore
  39. 2026-06-26 14:54 UTCGHSA enrichment
  40. 2026-06-25 13:48 UTCEPSS rescore
  41. 2026-06-25 13:48 UTCEPSS rescore
  42. 2026-06-25 10:54 UTCGHSA enrichment
  43. 2026-06-24 14:04 UTCEPSS rescore
  44. 2026-06-24 14:04 UTCEPSS rescore
  45. 2026-06-24 08:58 UTCGHSA enrichment
  46. 2026-06-23 21:31 UTCEPSS rescore
  47. 2026-06-23 21:31 UTCEPSS rescore
  48. 2026-06-23 01:51 UTCGHSA enrichment
  49. 2026-06-22 14:24 UTCEPSS rescore
  50. 2026-06-22 14:24 UTCEPSS rescore
  51. 2026-06-21 14:55 UTCEPSS rescore
  52. 2026-06-21 14:55 UTCEPSS rescore
  53. 2026-06-21 01:58 UTCEPSS rescore
  54. 2026-06-21 01:58 UTCEPSS rescore
  55. 2026-06-20 12:04 UTCGHSA enrichment
  56. 2026-06-19 19:24 UTCEPSS rescore
  57. 2026-06-19 19:24 UTCEPSS rescore
  58. 2026-06-19 02:32 UTCGHSA enrichment
  59. 2026-06-18 17:51 UTCEPSS rescore
  60. 2026-06-17 22:47 UTCGHSA enrichment
  61. 2026-06-17 17:51 UTCEPSS rescore
  62. 2026-06-16 20:50 UTCGHSA enrichment
  63. 2026-06-16 17:51 UTCEPSS rescore
  64. 2026-06-16 17:51 UTCEPSS rescore
  65. 2026-06-15 18:52 UTCGHSA enrichment
  66. 2026-06-15 17:47 UTCEPSS rescore
  67. 2026-06-14 23:16 UTCEPSS rescore
  68. 2026-06-14 16:16 UTCGHSA enrichment
  69. 2026-06-13 22:59 UTCEPSS rescore
  70. 2026-06-13 22:59 UTCEPSS rescore
  71. 2026-06-13 14:19 UTCGHSA enrichment
  72. 2026-06-12 23:11 UTCEPSS rescore
  73. 2026-06-12 12:21 UTCGHSA enrichment
  74. 2026-06-11 13:59 UTCEPSS rescore
  75. 2026-06-11 10:24 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2023-5502?
CVE-2023-5502 is a medium vulnerability published on June 4, 2026. On affected platforms running Arista EOS with 802.1x authentication configured on the access/trunk ports, and routing enabled on the access VLAN of the ports, a malicious supplicant may be able to bypass the requirement to perform 802.1x authentication.
When was CVE-2023-5502 disclosed?
CVE-2023-5502 was first published in the National Vulnerability Database on June 4, 2026, with the most recent update on July 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-5502 actively exploited?
CVE-2023-5502 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 75.8% of all scored CVEs.
What is the CVSS score of CVE-2023-5502?
CVE-2023-5502 has a CVSS v3 base score of 5.9 (NVD).
How do I remediate CVE-2023-5502?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-5502, 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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