PT-2025-40570 · Qnap · Quts Hero+1

Coral · Published 2025-10-03 · Updated 2025-10-03 · CVE-2025-52432

Positive Technologies (AI Summary)

CVSS v4.0

5.1

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions QNAP versions prior to QTS 5.2.6.3195 build 20250715 QNAP versions prior to QuTS hero h5.2.6.3195 build 20250715 QNAP versions prior to QuTS hero h5.3.0.3192 build 20250716

Description A NULL pointer dereference issue exists in QNAP operating systems. A remote attacker gaining administrator access can exploit this to initiate a denial-of-service (DoS) attack. A NULL pointer dereference occurs when a program attempts to access a memory location that has a value of null, which can lead to a crash or other unexpected behavior.

Recommendations Update QTS to version 5.2.6.3195 build 20250715 or later. Update QuTS hero to version h5.2.6.3195 build 20250715 or later. Update QuTS hero to version h5.3.0.3192 build 20250716 or later.

Fix

DoS

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2025-52432

Affected Products

Qts

Quts Hero

References · 5

• https://qnap.com/en/security-advisory/qsa-25-36 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-52432 · Security Note
• https://osv.dev/vulnerability/CVE-2025-52432 · Vendor Advisory
• https://twitter.com/VulmonFeeds/status/1974233976609947648 · Twitter Post
• https://twitter.com/CVEnew/status/1974177830905762297 · Twitter Post