PT-2025-35281 · Qnap · Qts +1

Coral · Published 2025-08-29 · Updated 2025-08-29 · CVE-2025-30273

Positive Technologies · (AI Summary)

CVSS v4.0

7.1

7.1

High

Base vector

AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Name of the Vulnerable Software and Affected Versions:

QNAP versions prior to QTS 5.2.5.3145 build 20250526

QNAP versions prior to QuTS hero h5.2.5.3138 build 20250519

Description:

An out-of-bounds write issue exists in QNAP operating systems. A remote attacker with a user account can exploit this issue to modify or corrupt memory.

Recommendations:

Update QTS to version 5.2.5.3145 build 20250526 or later.

Update QuTS hero to version h5.2.5.3138 build 20250519 or later.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2025-30273

Affected Products

Qts

Quts Hero

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2025-30273 · Security Note
• https://qnap.com/en/security-advisory/qsa-25-21 · Note
• https://twitter.com/CVEnew/status/1961484501357322240 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1961551394772500670 · Twitter Post