CVE-2021-34359: Stored XSS Vulnerability in Proxy Server

Published Feb 25, 2022
·
Updated

A cross-site scripting (XSS) vulnerability has been reported to affect QNAP device running Proxy Server. If exploited, this vulnerability allows remote attackers to inject malicious code. We have already fixed this vulnerability in the following versions of Proxy Server: QTS 4.5.x: Proxy Server 1.4.2 ( 2021/12/30 ) and later

Affected Software

2 affected components
QNAP Nas Proxy Server<1.4.2
QNAP QTS>=4.5.1<=4.5.4

Remediation

Information

We have already fixed this vulnerability in the following versions of Proxy Server: QTS 4.5.x: Proxy Server 1.4.2 ( 2021/12/30 ) and later

Event History

Feb 25, 2022
CVE Published
via MITRE·06:10 AM
Data Sourced
via MITRE·06:10 AM
RemedyDescriptionSeverityWeakness

Frequently Asked Questions

1

What is CVE-2021-34359?

CVE-2021-34359 is a cross-site scripting (XSS) vulnerability that affects QNAP devices running Proxy Server.

2

How does CVE-2021-34359 affect QNAP devices?

If exploited, CVE-2021-34359 allows remote attackers to inject malicious code into QNAP devices running Proxy Server.

3

Which versions of Proxy Server are affected by CVE-2021-34359?

Versions of Proxy Server up to and excluding 1.4.2 are affected by CVE-2021-34359.

4

Has this vulnerability been fixed?

Yes, this vulnerability has been fixed in the following versions of Proxy Server: QTS 4.5.x: Proxy Server 1.4.2.

5

What is the severity of CVE-2021-34359?

CVE-2021-34359 has a severity rating of medium, with a CVSS score of 5.4.

Contact

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