CVE-2024-50396

high

Description

A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow remote attackers to obtain secret data or modify memory. We have already fixed the vulnerability in the following versions: QTS 5.2.1.2930 build 20241025 and later QuTS hero h5.2.1.2929 build 20241025 and later

References

https://www.bleepingcomputer.com/news/security/qnap-addresses-critical-flaws-across-nas-router-software/

https://www.qnap.com/en/security-advisory/qsa-24-43

Details

Source: Mitre, NVD

Published: 2024-11-22

Updated: 2025-09-23

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 8.8

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

Severity: High

CVSS v4

Base Score: 7.7

Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Severity: High

EPSS

EPSS: 0.00198