CVE-2022-31802

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-06-25. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 9.8Exploit: NoneExposed: 0

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

In CODESYS Gateway Server V2 for versions prior to V2.3.9.38 only a part of the the specified password is been compared to the real CODESYS Gateway password. An attacker may perform authentication by specifying a small password that matches the corresponding part of the longer real CODESYS Gateway password.

CVSS v3
9.8
EG Score
9.8(medium)
EPSS
63.9%
KEV
Not listed

Published

June 24, 2022

Last Modified

November 21, 2024

References (2)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 11× in last 7d / 45× 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. 2026-07-11 08:25 UTCEPSS rescore
  2. 2026-07-11 08:25 UTCEPSS rescore
  3. 2026-07-09 19:07 UTCEPSS rescore
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  15. 2026-06-30 23:20 UTCEPSS rescore
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  21. 2026-06-25 13:48 UTCEPSS rescore
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  1. 2026-06-23 21:31 UTCEPSS rescore
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  8. 2026-06-19 19:24 UTCEPSS rescore
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  10. 2026-06-18 17:51 UTCEPSS rescore
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  21. 2026-06-11 13:58 UTCEPSS rescore
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  23. 2026-06-10 22:16 UTCEPSS rescore
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  25. 2026-06-08 14:15 UTCEPSS rescore
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  43. 2026-05-31 22:29 UTCEPSS rescore
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  46. 2026-05-31 00:15 UTCEPSS rescore
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  48. 2026-05-29 13:43 UTCEPSS rescore
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  50. 2026-05-28 13:43 UTCEPSS rescore
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  56. 2026-05-26 07:17 UTCEPSS rescore
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  58. 2026-05-26 07:17 UTCEPSS rescore
  59. 2026-05-25 19:57 UTCEG score recompute
  60. 2026-05-25 19:57 UTCGHSA enrichment
  61. 2026-05-24 16:51 UTCEPSS rescore

Frequently asked(5)

What is CVE-2022-31802?
CVE-2022-31802 is a critical vulnerability published on June 24, 2022. In CODESYS Gateway Server V2 for versions prior to V2.3.9.38 only a part of the the specified password is been compared to the real CODESYS Gateway password. An attacker may perform authentication by specifying a small password that matches the corresponding part of the longer real CODESYS Gateway…
When was CVE-2022-31802 disclosed?
CVE-2022-31802 was first published in the National Vulnerability Database on June 24, 2022, 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-2022-31802 actively exploited?
CVE-2022-31802 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 63.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2022-31802?
CVE-2022-31802 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2022-31802?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-31802, 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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