Vulnerability Database

308,926

Total vulnerabilities in the database

CVE-2018-0721

Buffer Overflow vulnerability in NAS devices. QTS allows attackers to run arbitrary code. This issue affects: QNAP Systems Inc. QTS version 4.2.6 and prior versions on build 20180711; version 4.3.3 and prior versions on build 20180725; version 4.3.4 and prior versions on build 20180710.

  • Published: Nov 27, 2018
  • Updated: Nov 9, 2025
  • CVE: CVE-2018-0721
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.7
  • AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:H/A:L

CVSS v2:

  • Severity: High
  • Score: 10
  • AV:N/AC:L/Au:N/C:C/I:C/A:C

CWEs:

Software From Fixed in
qnap / qts 4.3.3 4.3.3.x
qnap / qts 4.3.4 4.3.4.x
qnap / qts 4.2.6 4.2.6.x