CVE-2021-42544
Published: 30 November 2021
Summary
CVE-2021-42544 is a high-severity Improper Restriction of Excessive Authentication Attempts (CWE-307) vulnerability in Businessdnasolutions Topease. Its CVSS base score is 7.5 (High).
Operationally, ranked in the top 22.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-29513
Vulnerability details
Missing Rate Limiting in Web Applications operating on Business-DNA Solutions GmbH’s TopEase® Platform Version <= 7.1.27 on the Login Form allows an unauthenticated remote attacker to perform multiple login attempts, which facilitates gaining privileges.
- 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.