Cross-site scripting in QuTS hero and QNAP QTS - CVE-2020-36194

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Main Vulnerability Database Vulnerabilities #VU54485

Cross-site scripting in QuTS hero and QNAP QTS - CVE-2020-36194

Published: July 1, 2021


Vulnerability identifier: #VU54485
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2020-36194
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


Affected software

QuTS hero
QNAP QTS

How to mitigate CVE-2020-36194

Install updates from vendor's website.

QuTS hero - update to h4.5.2.1638 build 20210414
QNAP QTS - update to 4.5.2.1566 20210202

External References

Related Security Bulletins