CVE-2020-36194 : Exploit Details and Defense Strategies

An XSS vulnerability has been reported to affect QNAP NAS running QTS and QuTS hero. This vulnerability allows attackers to inject malicious code. Learn about the impact, technical details, and mitigation steps.

Understanding CVE-2020-36194

This CVE involves an XSS vulnerability affecting QNAP NAS devices running QTS and QuTS hero.

What is CVE-2020-36194?

CVE-2020-36194 is an XSS vulnerability that allows attackers to inject malicious code into QNAP NAS devices.

The Impact of CVE-2020-36194

CVSS Base Score: 6.1 (Medium Severity)
Attack Vector: Network
Attack Complexity: Low
User Interaction: Required
Confidentiality Impact: Low
Integrity Impact: Low
Privileges Required: None
Scope: Changed
Availability Impact: None

Technical Details of CVE-2020-36194

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability allows for cross-site scripting (XSS) attacks on QNAP NAS devices.

Affected Systems and Versions

Affected Products: QTS, QuTS hero
Vendor: QNAP Systems Inc.
Vulnerable Versions:
QTS versions prior to 4.5.2.1566 Build 20210202
QuTS hero versions prior to h4.5.2.1638 build 20210414
Unaffected Version: QNAP Systems Inc. QTS 4.5.3

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious code into the affected QNAP NAS devices.

Mitigation and Prevention

Protect your systems from CVE-2020-36194 with the following steps:

Immediate Steps to Take

Update QTS to version 4.5.2.1566 Build 20210202 or later
Update QuTS hero to version h4.5.2.1638 build 20210414 or later

Long-Term Security Practices

Regularly monitor for security advisories from QNAP Systems Inc.
Implement network security measures to prevent XSS attacks

Patching and Updates

QNAP has released fixes for this vulnerability in the following versions:
QTS 4.5.2.1566 Build 20210202 and later
QuTS hero h4.5.2.1638 build 20210414 and later