CVE-2023-28342

HIGHNVD 7.58.9▲
EchelonGraph scoreHIGH confidence

Score elevated to 8.9 because EPSS predicts 80% probability of exploitation within the next 30 days (top 0.4% of all CVEs). NVD baseline CVSS 7.5 retained for reference. Confidence: see factors.

Triggered by: EPSS exploit prediction ≥85%
Sources: epss, ghsa, nvd
Elevated
7.5
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 80%
CISA-KEV: Not listedEPSS: 80%CVSS: 7.5Exploit: NoneExposed: 0

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

Zoho ManageEngine ADSelfService Plus before 6218 allows anyone to conduct a Denial-of-Service attack via the Mobile App Authentication API.

CVSS v3
7.5
EG Score
8.9(high)
EG Risk
87(Track)
EG Risk 87/100SSVC: 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
Severity89% × 45%
Exploitation80% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
99.6%
KEV
Not listed

Published

April 5, 2023

Last Modified

February 13, 2025

References (4)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 6× in last 7d / 15× 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. 2026-07-24 14:15 UTCEPSS rescore
  2. 2026-07-23 02:20 UTCEG score recompute▲ 1.40
  3. 2026-07-22 23:08 UTCEG score recompute
  4. 2026-07-22 14:06 UTCEPSS rescore
  5. 2026-07-22 14:06 UTCEPSS rescore
  6. 2026-07-20 17:06 UTCEPSS rescore
  7. 2026-07-15 16:56 UTCEPSS rescore
  8. 2026-07-15 16:56 UTCEPSS rescore
  9. 2026-07-12 05:45 UTCEPSS rescore
  10. 2026-07-08 15:13 UTCEPSS rescore
  11. 2026-07-04 06:29 UTCEPSS rescore
  12. 2026-07-01 15:04 UTCEPSS rescore
  13. 2026-06-28 04:54 UTCEPSS rescore
  14. 2026-06-25 13:48 UTCEPSS rescore
  15. 2026-06-25 13:48 UTCEPSS rescore
  16. 2026-06-24 14:03 UTCEPSS rescore
  17. 2026-06-24 14:03 UTCEPSS rescore
  18. 2026-06-23 21:31 UTCEPSS rescore
  19. 2026-06-23 21:31 UTCEPSS rescore
  20. 2026-06-18 17:51 UTCEPSS rescore
  21. 2026-06-18 17:51 UTCEPSS rescore
  22. 2026-06-16 17:51 UTCEPSS rescore
  23. 2026-06-16 17:51 UTCEPSS rescore
  24. 2026-06-15 17:47 UTCEPSS rescore
  25. 2026-06-13 22:59 UTCEPSS rescore
Show 31 more
  1. 2026-06-13 22:59 UTCEPSS rescore
  2. 2026-06-12 23:10 UTCEPSS rescore
  3. 2026-06-11 13:59 UTCEPSS rescore
  4. 2026-06-10 22:17 UTCEPSS rescore
  5. 2026-06-10 13:21 UTCEPSS rescore
  6. 2026-06-10 13:21 UTCEPSS rescore
  7. 2026-06-08 14:15 UTCEPSS rescore
  8. 2026-06-08 14:15 UTCEPSS rescore
  9. 2026-06-05 22:46 UTCEPSS rescore
  10. 2026-06-05 22:46 UTCEPSS rescore
  11. 2026-06-05 06:09 UTCEPSS rescore
  12. 2026-06-05 06:09 UTCEPSS rescore
  13. 2026-06-02 20:12 UTCEPSS rescore
  14. 2026-06-02 20:12 UTCEPSS rescore
  15. 2026-06-02 20:12 UTCEPSS rescore
  16. 2026-06-01 13:51 UTCEPSS rescore
  17. 2026-05-31 22:29 UTCEPSS rescore
  18. 2026-05-31 22:29 UTCEPSS rescore
  19. 2026-05-31 22:29 UTCEPSS rescore
  20. 2026-05-31 00:15 UTCEPSS rescore
  21. 2026-05-31 00:15 UTCEPSS rescore
  22. 2026-05-29 13:43 UTCEPSS rescore
  23. 2026-05-28 13:43 UTCEPSS rescore
  24. 2026-05-28 13:43 UTCEPSS rescore
  25. 2026-05-26 13:43 UTCEPSS rescore
  26. 2026-05-26 13:43 UTCEPSS rescore
  27. 2026-05-26 07:18 UTCEPSS rescore
  28. 2026-05-26 07:18 UTCEPSS rescore
  29. 2026-05-26 07:17 UTCEPSS rescore
  30. 2026-05-25 03:43 UTCEG score recompute
  31. 2026-05-25 03:43 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2023-28342?
CVE-2023-28342 is a high vulnerability published on April 5, 2023. Zoho ManageEngine ADSelfService Plus before 6218 allows anyone to conduct a Denial-of-Service attack via the Mobile App Authentication API.
When was CVE-2023-28342 disclosed?
CVE-2023-28342 was first published in the National Vulnerability Database on April 5, 2023, with the most recent update on February 13, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-28342 actively exploited?
CVE-2023-28342 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-28342?
CVE-2023-28342 has a CVSS v3 base score of 7.5 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 8.9.
How do I remediate CVE-2023-28342?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-28342, 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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