CVE-2025-70085

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:opensatkit:opensatkit:2.2.1:*:*:*:*:*:*:*", "matchCriteriaId": "05D04EF6-40EC-44CC-BF6A-05BD079D06A8", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in OpenSatKit 2.2.1. The EventErrStr buffer has a fixed size of 256 bytes. The code uses sprintf to format two filenames (Source1Filename and the string returned by FileUtil_FileStateStr) into this buffer without any length checking and without using bounded format specifiers such as %.*s. If the filename length approaches OS_MAX_PATH_LEN (commonly 64-256 bytes), the combined formatted string together with constant text can exceed 256 bytes, resulting in a stack buffer overflow. Such unsafe sprintf calls are scattered across multiple functions in file.c, including FILE_ConcatenateCmd() and ConcatenateFiles(), all of which fail to validate the output length."}, {"lang": "es", "value": "Se descubri\u00f3 un problema en OpenSatKit 2.2.1. El b\u00fafer EventErrStr tiene un tama\u00f1o fijo de 256 bytes. El c\u00f3digo utiliza sprintf para formatear dos nombres de archivo (Source1Filename y la cadena devuelta por FileUtil_FileStateStr) en este b\u00fafer sin ninguna comprobaci\u00f3n de longitud y sin utilizar especificadores de formato acotados como %.*s. Si la longitud del nombre de archivo se acerca a OS_MAX_PATH_LEN (com\u00fanmente 64-256 bytes), la cadena formateada combinada junto con el texto constante puede exceder los 256 bytes, lo que resulta en un desbordamiento de b\u00fafer de pila. Dichas llamadas inseguras a sprintf est\u00e1n dispersas en m\u00faltiples funciones en file.c, incluyendo FILE_ConcatenateCmd() y ConcatenateFiles(), todas las cuales no validan la longitud de la salida."}], "id": "CVE-2025-70085", "lastModified": "2026-06-17T10:03:07.327", "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-2025-70085", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-02-12T14:59:17.770981Z", "version": "2.0.3"}}]}, "published": "2026-02-11T18:16:06.600", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://gist.github.com/jonafk555"}, {"source": "cve@mitre.org", "tags": ["Product"], "url": "https://github.com/OpenSatKit/OpenSatKit"}, {"source": "cve@mitre.org", "tags": ["Release Notes"], "url": "https://github.com/OpenSatKit/OpenSatKit/releases/tag/v2.2.1"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://raw.githubusercontent.com/OpenSatKit/OpenSatKit/master/cfs/apps/filemgr/fsw/src/file.c"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-121"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"created": "2026-02-12T11:19:23.606400+00:00", "updated": "2026-02-12T11:19:23.606510+00:00", "vendors": ["opensatkit", "opensatkit$PRODUCT$opensatkit"]}