CVE-2025-41064

Incorrect authentication in GTT´s group OpenSIAC

Published Oct 2, 2025 CVSS 4.0 · 9.3 Critical EPSS < 1% KEV · Not listed
Description
Incorrect authentication vulnerability in OpenSIAC, which could allow an attacker to impersonate a person using Cl@ve as an authentication method.

Remediation

Vendor Solution

The vulnerability has been fixed by the GTT group in version 1.2.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-32100 Incorrect authentication vulnerability in OpenSIAC, which could allow an attacker to impersonate a person using Cl@ve as an authentication method.
History
Type Values Removed Values Added
First Time appeared Gtt
Gtt opensiac
Vendors & Products Gtt
Gtt opensiac
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Incorrect authentication vulnerability in OpenSIAC, which could allow an attacker to impersonate a person using Cl@ve as an authentication method.
Title Incorrect authentication in GTT´s group OpenSIAC
Weaknesses CWE-287
References
Metrics cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
INCIBE
Published
Updated
Oct 2, 2025, 3:52 PM
Reserved
Apr 16, 2025, 9:09 AM
Status
Deferred
Published
Oct 2, 2025, 12:15 PM
Modified
Oct 12, 2026, 3:10 PM