VIR Vulnerability Intelligence Relay

CVE-2017-17033

critical
Published 2017-12-21 · Modified 2026-05-13
CVSS v3
9.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2
7.5
VIR risk
9.8

Description

A buffer overflow vulnerability in password function in QNAP QTS version 4.2.6 build 20171026, 4.3.3.0378 build 20171117, 4.3.4.0387 (Beta 2) build 20171116 and earlier could allow remote attackers to execute arbitrary code on NAS devices.

Predictions

Exploit likelihood
97%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: security@qnapsecurity.com.tw — https://www.qnap.com/zh-tw/security-advisory/nas-201712-15

References

CWEs

CWE-119

Verify integrity in audit chain (admin only). AS-IS.