CVE-2021-28800
Severity CVSS v4.0:
Pending analysis
Type:
CWE-78
OS Command Injections
Publication date:
24/06/2021
Last modified:
30/06/2021
Description
A command injection vulnerability has been reported to affect QNAP NAS running legacy versions of QTS. If exploited, this vulnerability allows attackers to execute arbitrary commands in a compromised application. This issue affects: QNAP Systems Inc. QTS versions prior to 4.3.6.1663 Build 20210504; versions prior to 4.3.3.1624 Build 20210416. This issue does not affect: QNAP Systems Inc. QTS 4.5.3. QNAP Systems Inc. QuTS hero h4.5.3. QNAP Systems Inc. QuTScloud c4.5.5.
Impact
Base Score 3.x
9.80
Severity 3.x
CRITICAL
Base Score 2.0
7.50
Severity 2.0
HIGH
Vulnerable products and versions
| CPE | From | Up to |
|---|---|---|
| cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:* | 4.3.3.1624 (excluding) | |
| cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:* | 4.3.4 (including) | 4.3.6.1663 (excluding) |
To consult the complete list of CPE names with products and versions, see this page



