What’s Vulnerable › Vulnerabilities

CVE-2021-32522: QSAN Storage Manager, XEVO, SANOS - Improper Restriction of Excessive Authentication Attempts

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-07-07 · updated 2026-06-17
• Weakness: CWE-307

Description

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.

Affected products

• QSAN SANOS: through 2.0.0
• QSAN Storage Manager: through 3.3.1
• QSAN XEVO: before 1.2.0 — fixed in 1.2.0

How to fix

Upgrade to a fixed version: QSAN XEVO 1.2.0. Check the vendor advisory for mitigations.

References

• https://www.twcert.org.tw/tw/cp-132-4878-0a279-1.html
• https://www.twcert.org.tw/tw/cp-132-4878-0a279-1.html

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