CVE-2025-55398

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in mouse07410 asn1c thru 0.9.29 (2025-03-20) - a fork of vlm asn1c. In UPER (Unaligned Packed Encoding Rules), asn1c-generated decoders fail to enforce INTEGER constraints when the bound is positive and exceeds 32 bits in length, potentially allowing incorrect or malicious input to be processed."}, {"lang": "es", "value": "Se detect\u00f3 un problema en mouse07410 asn1c hasta la versi\u00f3n 0.9.29 (20/03/2025), una bifurcaci\u00f3n de vlm asn1c. En UPER (Reglas de Codificaci\u00f3n Empaquetada No Alineada), los decodificadores generados por asn1c no aplican las restricciones INTEGER cuando el l\u00edmite es positivo y supera los 32 bits, lo que podr\u00eda permitir el procesamiento de entradas incorrectas o maliciosas."}], "id": "CVE-2025-55398", "lastModified": "2026-06-17T09:41:43.650", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-55398", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-08-26T13:11:50.778776Z", "version": "2.0.3"}}]}, "published": "2025-08-22T17:15:32.570", "references": [{"source": "cve@mitre.org", "url": "https://github.com/mouse07410/asn1c/issues/222"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-1284"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"created": "2025-08-23T17:27:26.983438+00:00", "updated": "2025-08-23T17:27:26.983505+00:00", "vendors": ["asn1c_project", "asn1c_project$PRODUCT$asn1c"]}