CVE-2025-8760 Information

Aug 14, 2025 cve

Description

A vulnerability was identified in INSTAR 2K+ and 4K 3.11.1 Build 1124. This affects the function base64_decode of the component fcgi_server. The manipulation of the argument Authorization leads to buffer overflow. It is possible to initiate the attack remotely.

CVSS Vector

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

Reference

https://modzero.com/static/MZ-25-03_modzero_INSTAR.pdf https://vuldb.com/?ctiid.319863 https://vuldb.com/?id.319863

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8

CNNVD-202508-1355 (Published: 2025-08-13)

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