Cyber Resilience

CVE-2021-22530

High

Published: 28 August 2024

Published
28 August 2024
Modified
13 September 2024
KEV Added
Patch
CVSS Score v3.1 8.2 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L
EPSS Score 0.0009 26.1th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-22530 is a high-severity Improper Locking (CWE-667) vulnerability in Microfocus Netiq Advanced Authentication. Its CVSS base score is 8.2 (High).

Operationally, ranked at the 26.1th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A vulnerability identified in NetIQ Advance Authentication that doesn't enforce account lockout when brute force attack is performed on API based login. This issue may lead to user account compromise if successful or may impact server performance. This issue impacts…

more

all NetIQ Advance Authentication before 6.3.5.1

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

microfocus
netiq advanced authentication
6.3 · ≤ 6.3

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