CVE-2025-40668

Incorrect Authorization vulnerability in TCMAN GIM

Published Jun 9, 2025 CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed
Description
Incorrect authorization vulnerability in TCMAN's GIM v11. This vulnerability allows an attacker, with low privilege level, to change the password of other users through a POST request using the parameters idUser, PasswordActual, PasswordNew and PasswordNewRepeat in /PC/WebService.aspx/validateChangePassword%C3%B1a. To exploit the vulnerability the PasswordActual parameter must be empty.

Remediation

Vendor Solution

The vulnerability has been fixed by the TCMAN team. The manufacturer has reported that the vulnerability is not found in the latest version of GIM Web version 20250128.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-17458 Incorrect authorization vulnerability in TCMAN's GIM v11. This vulnerability allows an attacker, with low privilege level, to change the password of other users through a POST request using the parameters idUser, PasswordActual, PasswordNew and PasswordNewRepeat in /PC/WebService.aspx/validateChangePassword%C3%B1a. To exploit the vulnerability the PasswordActual parameter must be empty.
History
Type Values Removed Values Added
CPEs cpe:2.3:a:tcman:gim:11.0:*:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N'}

Type Values Removed Values Added
Metrics epss

{'score': 0.00043}

epss

{'score': 0.0005}

Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description Incorrect authorization vulnerability in TCMAN's GIM v11. This vulnerability allows an attacker, with low privilege level, to change the password of other users through a POST request using the parameters idUser, PasswordActual, PasswordNew and PasswordNewRepeat in /PC/WebService.aspx/validateChangePassword%C3%B1a. To exploit the vulnerability the PasswordActual parameter must be empty.
Title Incorrect Authorization vulnerability in TCMAN GIM
Weaknesses CWE-863
References
Metrics cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
INCIBE
Published
Updated
Jun 9, 2025, 1:03 PM
Reserved
Apr 16, 2025, 8:38 AM
Status
Analyzed
Published
Jun 9, 2025, 1:15 PM
Modified
Jun 17, 2026, 9:21 AM