Cyber Resilience

CVE-2024-24721

Medium

Published: 27 February 2024

Published
27 February 2024
Modified
18 September 2025
KEV Added
Patch
CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
EPSS Score 0.0021 42.9th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-24721 is a medium-severity Improper Restriction of Excessive Authentication Attempts (CWE-307) vulnerability in Innovaphone Innovaphone Pbx. Its CVSS base score is 6.5 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Brute Force (T1110); ranked at the 42.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An issue was discovered on Innovaphone PBX before 14r1 devices. The password form, used to authenticate, allows a Brute Force Attack through which an attacker may be able to access the administration panel

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1110 Brute Force Credential Access
Adversaries may use brute force techniques to gain access to accounts when passwords are unknown or when password hashes are obtained.
T1110.001 Password Guessing Credential Access
Adversaries with no prior knowledge of legitimate credentials within the system or environment may guess passwords to attempt access to accounts.
Why these techniques?

The vulnerability in the password authentication form on Innovaphone PBX enables brute force attacks (T1110), specifically password guessing (T1110.001), allowing unauthenticated remote attackers to gain access to the administration panel.

Affected Assets

innovaphone
innovaphone pbx
≤ 14r1

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.

addresses: CWE-307

This control directly enforces limits on consecutive invalid logon attempts and automatic response (e.g., lockout) to prevent brute-force exploitation of authentication mechanisms.

addresses: CWE-307

Specific conditions can include excessive failed attempts, triggering stronger authentication that restricts brute-force exploitation.

References