Cyber Resilience

CVE-2021-32522

Critical

Published: 07 July 2021

Published
07 July 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0024 47.6th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-32522 is a critical-severity Improper Restriction of Excessive Authentication Attempts (CWE-307) vulnerability in Qsan Sanos. Its CVSS base score is 9.8 (Critical).

Operationally, ranked at the 47.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Improper restriction of excessive authentication attempts vulnerability in QSAN Storage Manager, XEVO, SANOS allows remote attackers to discover users’ credentials and obtain access via a brute force attack. Suggest contacting with QSAN and refer to recommendations in QSAN Document.

CWE(s)

Related Threats

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

Affected Assets

qsan
sanos
≤ 2.0.0
qsan
storage manager
≤ 3.3.1
qsan
xevo
≤ 1.2.0

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