Auth bypass in QNAP Video Station
CVE-2021-44055
An missing authorization vulnerability has been reported to affect QNAP device running Video Station. If exploited, this vulnerability allows remote attackers to access data or perform actions that they should not be allowed to perform. We have already fixed this vulnerability in the following versions of Video Station: Video Station 5.5.9 ( 2022/02/16 ) and later
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.011 (63.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 63.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.011 · change: +0.000
Affected products
- QNAP Video Station
- QNAP Systems Inc. Video Station — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.qnap.com/en/security-advisory/qsa-22-14 (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-44055?
- CVE-2021-44055 is a medium-severity vulnerability in QNAP Video Station, classified under Missing Authorization. CVSS score: 5.3/10. Published 2022-05-05.
- How severe is CVE-2021-44055?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2021-44055 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.