CVE-2023-33759
Published: 25 January 2024
Summary
CVE-2023-33759 is a critical-severity Improper Restriction of Excessive Authentication Attempts (CWE-307) vulnerability in Splicecom Maximiser Soft Pbx. Its CVSS base score is 9.8 (Critical).
Operationally, ranked at the 12.1th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-37911
Vulnerability details
SpliceCom Maximiser Soft PBX v1.5 and before does not restrict excessive authentication attempts, allowing attackers to bypass authentication via a brute force attack.
- 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.