On Mercku M6a devices through 2.1.0, the authentication system uses predictable session tokens based on timestamps.

Metrics

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation poc

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Mercku
  • M6a

No data.

No data.

References
Link Providers
https://blog.nullvoid.me/posts/mercku-exploits/ cve-icon cve-icon
https://seclists.org/fulldisclosure/2025/Oct/10 cve-icon cve-icon
History

Thu, 23 Oct 2025 10:30:00 +0000

Type Values Removed Values Added
First Time appeared Mercku
Mercku m6a
Vendors & Products Mercku
Mercku m6a

Wed, 22 Oct 2025 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 22 Oct 2025 03:30:00 +0000

Type Values Removed Values Added
Description On Mercku M6a devices through 2.1.0, the authentication system uses predictable session tokens based on timestamps.
Weaknesses CWE-331
References
Metrics cvssV3_1

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

Status: PUBLISHED

Assigner: mitre

Published: 2025-10-22T00:00:00.000Z

Updated: 2025-10-22T15:48:43.953Z

Reserved: 2025-10-22T00:00:00.000Z

Link: CVE-2025-62774

cve-icon Vulnrichment

Updated: 2025-10-22T15:48:39.725Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-10-22T04:16:09.623

Modified: 2025-10-22T21:12:48.953

Link: CVE-2025-62774

cve-icon Redhat

No data.