CVE-2025-42605

Improper Access Control Vulnerability in Meon Bidding Solutions

Published Apr 23, 2025 CVSS 4.0 · 9.3 Critical EPSS < 1% KEV · Not listed
Description
This vulnerability exists in Meon Bidding Solutions due to improper authorization controls on certain API endpoints for the initiation, modification, or cancellation operations. An authenticated remote attacker could exploit this vulnerability by manipulating parameter in the API request body to gain unauthorized access to other user accounts.

Successful exploitation of this vulnerability could allow remote attacker to perform authorized manipulation of data associated with other user accounts.

Remediation

Vendor Solution

Upgrade Bidding Solutions to version 1.3

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-12240 This vulnerability exists in Meon Bidding Solutions due to improper authorization controls on certain API endpoints for the initiation, modification, or cancellation operations. An authenticated remote attacker could exploit this vulnerability by manipulating parameter in the API request body to gain unauthorized access to other user accounts. Successful exploitation of this vulnerability could allow remote attacker to perform authorized manipulation of data associated with other user accounts.
History
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 This vulnerability exists in Meon Bidding Solutions due to improper authorization controls on certain API endpoints for the initiation, modification, or cancellation operations. An authenticated remote attacker could exploit this vulnerability by manipulating parameter in the API request body to gain unauthorized access to other user accounts. Successful exploitation of this vulnerability could allow remote attacker to perform authorized manipulation of data associated with other user accounts.
Title Improper Access Control Vulnerability in Meon Bidding Solutions
Weaknesses CWE-639
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:N/SC:L/SI:L/SA:N'}

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
CERT-In
Published
Updated
Apr 23, 2025, 2:26 PM
Reserved
Apr 16, 2025, 12:00 PM
Status
Deferred
Published
Apr 23, 2025, 11:15 AM
Modified
Jun 17, 2026, 9:23 AM