CVE-2020-2509 on CISA KEV

A command injection vulnerability has been reported to affect QTS and QuTS hero. If exploited, this vulnerability allows attackers to execute arbitrary commands in a compromised application. We have already fixed this vulnerability in the following versions: QTS 4.5.2.1566 Build

01What CISA says about this vulnerability

A command injection vulnerability has been reported to affect QTS and QuTS hero. If exploited, this vulnerability allows attackers to execute arbitrary commands in a compromised application. We have already fixed this vulnerability in the following versions: QTS 4.5.2.1566 Build 20210202 and later QTS 4.5.1.1495 Build 20201123 and later QTS 4.3.6.1620 Build 20210322 and later QTS 4.3.4.1632 Build…

02Required action — verbatim from CISA

Apply updates per vendor instructions.

03Notes & references

• www.qnap.com — https://www.qnap.com/en/security-advisory/qsa-21-05

04SARA's analyst layer — why this matters

This vulnerability is currently on the CISA KEV list, which CISA only adds CVEs to when there is reliable evidence of active exploitation in the wild. For federal civilian agencies, BOD 22-01 requires remediation by the due date above. For everyone else, KEV is the strongest "patch immediately" signal you can get from public threat intel.

05Affected products (summary)

Vendor	Product	Versions
QNAP Systems Inc.	QTS	unspecified, unspecified, unspecified, unspecified, unspecified, unspecified
QNAP Systems Inc.	QuTS hero	unspecified

06Detection

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection:

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