{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2025-62774", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2025-10-22T03:01:09.790Z", "dateReserved": "2025-10-22T00:00:00.000Z", "datePublished": "2025-10-22T00:00:00.000Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unknown", "product": "M6a", "vendor": "Mercku", "versions": [{"lessThanOrEqual": "2.1.0", "status": "affected", "version": "0", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "On Mercku M6a devices through 2.1.0, the authentication system uses predictable session tokens based on timestamps."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-331", "description": "CWE-331 Insufficient Entropy", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2025-10-22T03:01:09.790Z"}, "references": [{"url": "https://seclists.org/fulldisclosure/2025/Oct/10"}, {"url": "https://blog.nullvoid.me/posts/mercku-exploits/"}], "x_generator": {"engine": "enrichogram 0.0.1"}, "metrics": [{"cvssV3_1": {"version": "3.1", "baseScore": 3.1, "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N"}}]}}, "dataVersion": "5.1"}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "On Mercku M6a devices through 2.1.0, the authentication system uses predictable session tokens based on timestamps."}], "id": "CVE-2025-62774", "lastModified": "2025-10-22T04:16:09.623", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "NONE", "baseScore": 3.1, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 1.4, "source": "cve@mitre.org", "type": "Secondary"}]}, "published": "2025-10-22T04:16:09.623", "references": [{"source": "cve@mitre.org", "url": "https://blog.nullvoid.me/posts/mercku-exploits/"}, {"source": "cve@mitre.org", "url": "https://seclists.org/fulldisclosure/2025/Oct/10"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-331"}], "source": "cve@mitre.org", "type": "Primary"}]}

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