CVE-2025-50464

{"id": "CVE-2025-50464", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 3.9}]}, "published": "2025-07-30T19:15:48.790", "references": [{"url": "https://github.com/lafdrew/IOT/blob/main/iptime_nas_1.5.04/Buffer-Overflow-in-upload-cgi-of-iptime-nas-1-5-04.md", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://lafdrew.github.io/2025/04/25/Buffer-Overflow-in-upload-cgi-of-iptime-nas-1-5-04/", "tags": ["Broken Link"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-121"}]}], "descriptions": [{"lang": "en", "value": "A buffer overflow vulnerability exists in the upload.cgi module of the iptime NAS firmware v1.5.04. The vulnerability arises due to the unsafe use of the strcpy function to copy attacker-controlled data from the CONTENT_TYPE HTTP header into a fixed-size stack buffer (v8, allocated 8 bytes) without bounds checking. Since this operation occurs before authentication logic is executed, the vulnerability is exploitable pre-authentication."}, {"lang": "es", "value": "Existe una vulnerabilidad de desbordamiento de b\u00fafer en el m\u00f3dulo upload.cgi de iptime NAS firmware v1.5.04. Esta vulnerabilidad surge debido al uso inseguro de la funci\u00f3n strcpy para copiar datos controlados por el atacante desde el encabezado HTTP CONTENT_TYPE a un b\u00fafer de pila de tama\u00f1o fijo (v8, asignado a 8 bytes) sin verificaci\u00f3n de los l\u00edmites. Dado que esta operaci\u00f3n ocurre antes de que se ejecute la l\u00f3gica de autenticaci\u00f3n, la vulnerabilidad es explotable antes de la autenticaci\u00f3n."}], "lastModified": "2025-08-06T16:22:29.850", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:iptime:nas_firmware:1.5.04:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "893BBCAF-A24B-4FFD-A5A4-934139B32F33"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:iptime:nas:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "315FBE8A-8CAD-4DEB-9180-E3EB516C438A"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}