What’s Vulnerable › Vulnerabilities

CVE-2020-2490

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-11-16 · updated 2026-06-17
• Weakness: CWE-77

Description

If exploited, the command injection vulnerability could allow remote attackers to execute arbitrary commands. This issue affects: QNAP Systems Inc. QTS versions prior to 4.4.3.1421 on build 20200907.

Affected products

• QNAP QTS: before 4.4.3.1421 — fixed in 4.4.3.1421

How to fix

Upgrade to a fixed version: QNAP QTS 4.4.3.1421. Check the vendor advisory for mitigations.

References

• https://www.qnap.com/en/security-advisory/qsa-20-09
• https://www.qnap.com/en/security-advisory/qsa-20-09

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