Actively exploited in the wild
QNAP Network-Attached Storage (NAS) Command Injection Vulnerability
QNAP - QNAP Network-Attached Storage (NAS) · Listed in the CISA KEV since 2022-04-11. This indicates confirmed attacks in production environments.
Required action: Apply updates per vendor instructions.
CVE-2020-2509
CriticalCVSS 9.8KEVSummary
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.
Risk Assessment
An attacker can take control of the NAS device by executing arbitrary system commands, potentially leading to data theft, malware installation, or using the device as an entry point into the internal network.
Recommendation
Update QTS to version 4.5.2.1566 Build 20210202 or later (or the appropriate earlier branch indicated by the vendor) and QuTS hero to h4.5.1.1491 build 20201119 or later. Limit exposure of NAS administrative interfaces to the Internet.
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Original NVD description (English source)
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 20210324 and later QTS 4.3.3.1624 Build 20210416 and later QTS 4.2.6 Build 20210327 and later QuTS hero h4.5.1.1491 build 20201119 and later