CVE-2025-8760

CRITICAL

9.8

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published8/13/2025

Last Modified8/13/2025

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-119CWE-120

References

https://modzero.com/static/MZ-25-03_modzero_INSTAR.pdf(cna@vuldb.com)

https://vuldb.com/?ctiid.319863(cna@vuldb.com)

https://vuldb.com/?id.319863(cna@vuldb.com)

IOC Correlations

No correlations recorded

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