A relative path traversal vulnerability has been reported to affect QNAP NAS running QTS and QuTS hero. If exploited, this vulnerability allows attackers to modify files that impact system integrity. QNAP have already fixed this vulnerability in the following versions: QTS 4.5.2.1630 Build 20210406 and later QTS 4.3.6.1663 Build 20210504 and later QTS 4.3.3.1624 Build 20210416 and later QuTS hero h4.5.2.1638 Build 20210414 and later QNAP NAS running QTS 4.5.3 are not affected.

Related CVEs

CVE-2021-28798

Key Information

GHSA ID

GHSA-hc4v-wrjp-6qpg

Published

May 24, 2022 7:02 PM

Last Modified

October 19, 2022 12:00 PM

CVSS Score

7.5 /10

Primary Ecosystem

Unknown

Primary Package

Unknown

GitHub Reviewed

✗ No

Dataset

Last updated: June 30, 2025 6:26 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.