CVE-2025-42600
Published: 23 April 2025
Summary
CVE-2025-42600 is a high-severity Improper Restriction of Excessive Authentication Attempts (CWE-307) vulnerability in Org (inferred from references). Its CVSS base score is 8.2 (High).
Operationally, ranked in the top 27.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
This vulnerability affects Meon KYC solutions and stems from missing restrictions on the number of incorrect One-Time Password attempts through certain API endpoints in the login process. It is tracked as CWE-307 and carries a CVSS 4.0 score of 8.2.
A remote attacker with network access can exploit the flaw by repeatedly submitting guessed OTP values without rate limiting, enabling brute-force attacks that may result in unauthorized access to other user accounts.
The sole referenced advisory is CERT-In CIVN-2025-0082, which documents the issue but provides no further mitigation details in the available record.
EPSS for the CVE rose from a starting value of 0.0071 to a peak of 0.0137, indicating that exploitation interest emerged after disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-12233
Vulnerability details
This vulnerability exists in Meon KYC solutions due to missing restrictions on the number of incorrect One-Time Password (OTP) attempts through certain API endpoints of login process. A remote attacker could exploit this vulnerability by performing a brute force attack…
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on OTP, which could lead to gain unauthorized access to other user accounts.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
This control directly enforces limits on consecutive invalid logon attempts and automatic response (e.g., lockout) to prevent brute-force exploitation of authentication mechanisms.
Specific conditions can include excessive failed attempts, triggering stronger authentication that restricts brute-force exploitation.