Vulnerability Database

289,697

Total vulnerabilities in the database

CVE-2021-28798

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.

  • Published: May 21, 2021
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-28798
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:N/I:P/A:N
Software From Fixed in
qnap / quts_hero - h4.5.2.1638
qnap / qts 4.3.2.0144 4.3.3.1624
qnap / qts 4.3.4.0000 4.3.6.1663
qnap / qts 4.4.0000 4.5.2.1630