RCE in QNAP Qts
CVE-2021-28812
A command injection vulnerability has been reported to affect certain versions of Video Station. If exploited, this vulnerability allows remote attackers to execute arbitrary commands. This issue affects: QNAP Systems Inc. Video Station versions prior to 5.5.4 on QTS 4.5.2; versions prior to 5.5.4 on QuTS hero h4.5.2; versions prior to 5.5.4 on QuTScloud c4.5.4. This issue does not affect: QNAP Systems Inc. Video Station on QTS 4.3.6; on QTS 4.3.3.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.016 (74.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000
Affected products
- QNAP Qts — versions 4.5.2
- QNAP Qutscloud — versions c4.5.4
- QNAP Quts Hero — versions h4.5.2
- QNAP Video Station
- QNAP Systems Inc. Video Station — versions unspecified, 5.3.x, 5.1.x
Weakness classification (CWE)
References
- www.qnap.com/zh-tw/security-advisory/qsa-21-21 (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-28812?
- CVE-2021-28812 is a high-severity vulnerability in QNAP Qts, classified under Command Injection. CVSS score: 8.8/10. Published 2021-06-03.
- How severe is CVE-2021-28812?
- High severity. CVSS v3 base score is 8.8 out of 10.