CVE-2025-40670 - CVE House
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Status published High CVE-2025-40670

Incorrect Authorization vulnerability in TCMAN GIM

Vulnerability Description

Incorrect authorization vulnerability in TCMAN's GIM v11. This vulnerability allows an unprivileged attacker to create a user and assign it many privileges by sending a POST request to /PC/frmGestionUser.aspx/updateUser.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Jorge Riopedre Vega

References

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CVE-2025-40669
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Affected Vendor

Affected Software

GIM
Vulnerable Versions:
11

Timeline

Official Publish: June 9th, 2025
Last Modified: June 9th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

Weaknesses (CWE)

CWE-863

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1078 Valid Accounts
Persistence
T1548 Abuse Elevation Control Mechanism
Privilege Escalation
T1021 Remote Services
Lateral Movement
T1098 Account Manipulation
Defense Evasion