Vulnerability Intelligence Report
Command Injection Vulnerability in QTS and QuTS hero
CVE-2020-2509
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
CISA KEV
SSVC: Active Exploitation
Automatable
CVSS Base Score
9.8
CRITICAL
Exploitability:3.9
Impact Score:5.9
EPSS Probability:34.17%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| QNAP Systems Inc. | QTS | unspecified < 4.5.2.1566 Build 20210202 (affected), unspecified < 4.5.1.1495 Build 20201123 (affected), unspecified < 4.3.6.1620 Build 20210322 (affected), unspecified < 4.3.4.1632 Build 20210324 (affected), unspecified < 4.3.3.1624 Build 20210416 (affected), unspecified < 4.2.6 Build 20210327 (affected) |
| QNAP Systems Inc. | QuTS hero | unspecified < h4.5.1.1491 build 20201119 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | QNAP Systems, Inc. · Vendor · Taiwan |
| Reserved | 2019-12-09T00:00:00 |
| Published | 2021-04-17T03:50:12 |
| Patch Date | 2021-04-16 |
| Last Updated | 2025-10-21T23:25:49 |
Community Chatter & Buzz