CVE-2018-0721

7.7 highEPSS 1.6%

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.

Severity

CVSS 3.1

7.7 high

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:H/A:L

EPSS: 1.6% chance of exploitation in the next 30 days; higher than 75% of CVEs (scores of 2026-10-31)
CWEs: CWE-119, CWE-120
Published: 2018-11-27
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

qnap:qts

References

https://www.qnap.com/zh-tw/security-advisory/nas-201809-20
https://www.qnap.com/zh-tw/security-advisory/nas-201809-20

Check your stack JSON