XSS in QNAP Qts
CVE-2020-2496
If exploited, this cross-site scripting vulnerability could allow remote attackers to inject malicious code in File Station. QANP have already fixed these vulnerabilities in the following versions of QTS and QuTS hero. QuTS hero h4.5.1.1472 build 20201031 and later QTS 4.5.1.1456 build 20201015 and later QTS 4.4.3.1354 build 20200702 and later QTS 4.3.6.1333 build 20200608 and later QTS 4.3.4.1368 build 20200703 and later QTS 4.3.3.1315 build 20200611 and later QTS 4.2.6 build 20200611 and later
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.010 (62.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.1% 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: 0.010 · change: +0.000
Affected products
- QNAP Qts
- QNAP Quts Hero
- QNAP Systems Inc. Qts — versions < 4.5.1.1456, < 4.4.3.1354, < 4.3.6.1333
- QNAP Systems Inc. Quts Hero — versions < h4.5.1.1472
Weakness classification (CWE)
References
- www.qnap.com/en/security-advisory/qsa-20-12 (Vendor Advisory)
Frequently asked questions
- What is CVE-2020-2496?
- CVE-2020-2496 is a medium-severity vulnerability in QNAP Qts, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-12-10.
- How severe is CVE-2020-2496?
- Medium severity. CVSS v3 base score is 6.1 out of 10.