CVE-2025-22940

CRITICALNVD 9.19.1—Elevated

9.1

Incorrect access control in Adtran 411 ONT L80.00.0011.M2 allows unauthorized attackers to arbitrarily set the admin password.

CVSS v3: 9.1
EG Score: 9.1(medium)
EPSS: 53.1%
KEV: Not listed

Published

March 31, 2025

Last Modified

August 18, 2025

References (3)

cve@mitrehttps://drive.google.com/file/d/1levaZk5aC6g6a2zPW8xlOIVAu9MFYvAz/view
cve@mitrehttps://lanrat.com/posts/adtran-isp-hacking/
134c704f-9b21-4f2e-91b3-4a467353bcc0https://drive.google.com/file/d/1levaZk5aC6g6a2zPW8xlOIVAu9MFYvAz/view

Weakness Classification(1)

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

CWE-284Improper Access Control

Data Freshness Timeline

(refreshed 14× in last 7d / 19× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-06 13:47 UTCepss_batch
2026-06-06 13:47 UTCepss_batch
2026-06-05 22:46 UTCepss_batch
2026-06-05 22:46 UTCepss_batch
2026-06-05 06:10 UTCepss_batch
2026-06-05 06:10 UTCepss_batch
2026-06-04 13:11 UTCepss_batch
2026-06-04 13:11 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-30 08:33 UTCEG score recompute
2026-05-30 08:33 UTCGHSA enrichment
2026-05-29 13:44 UTCepss_batch

Frequently asked(5)

What is CVE-2025-22940?

CVE-2025-22940 is a critical vulnerability published on March 31, 2025. Incorrect access control in Adtran 411 ONT L80.00.0011.M2 allows unauthorized attackers to arbitrarily set the admin password.

When was CVE-2025-22940 disclosed?

CVE-2025-22940 was first published in the National Vulnerability Database on March 31, 2025, with the most recent update on August 18, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-22940 actively exploited?

CVE-2025-22940 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 53.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-22940?

CVE-2025-22940 has a CVSS v3 base score of 9.1 (NVD).

How do I remediate CVE-2025-22940?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-22940, 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.

Dependency Blast Radius

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CVE-2025-22940

📅 Published

🔄 Last Modified

🔗 References (3)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-22940?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (3)

Frequently asked(5)

Related CVEs(same CWE)