CVE-2025-46326

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{"affected": [{"affectedData": [{"product": "snowflake-connector-net", "vendor": "snowflakedb", "versions": [{"status": "affected", "version": ">= 2.1.2, < 4.4.1"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:snowflake:snowflake_connector:*:*:*:*:*:.net:*:*", "matchCriteriaId": "1064762D-80AD-479D-8A3E-8B7564499F41", "versionEndExcluding": "4.4.1", "versionStartIncluding": "2.1.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "snowflake-connector-net is the Snowflake Connector for .NET. Versions starting from 2.1.2 to before 4.4.1, are vulnerable to a Time-of-Check to Time-of-Use (TOCTOU) race condition. When using the Easy Logging feature on Linux and macOS, the Connector reads logging configuration from a user-provided file. On Linux and macOS, the Connector verifies that the configuration file can be written to only by its owner. That check was vulnerable to a TOCTOU race condition and failed to verify that the file owner matches the user running the Connector. This could allow a local attacker with write access to the configuration file or the directory containing it to overwrite the configuration and gain control over logging level and output location. This issue has been patched in version 4.4.1."}, {"lang": "es", "value": "snowflake-connector-net es el conector Snowflake para .NET. Las versiones desde la 2.1.2 hasta la 4.4.1 son vulnerables a una condici\u00f3n de ejecuci\u00f3n TOCTOU (Time-of-Check to Time-of-Use). Al usar la funci\u00f3n Easy Logging en Linux y macOS, el conector lee la configuraci\u00f3n de registro de un archivo proporcionado por el usuario. En Linux y macOS, el conector verifica que solo su propietario pueda escribir en el archivo de configuraci\u00f3n. Esta comprobaci\u00f3n era vulnerable a una condici\u00f3n de ejecuci\u00f3n TOCTOU y no verificaba que el propietario del archivo coincidiera con el usuario que ejecuta el conector. Esto podr\u00eda permitir que un atacante local con acceso de escritura al archivo de configuraci\u00f3n o al directorio que lo contiene sobrescribiera la configuraci\u00f3n y obtuviera el control sobre el nivel de registro y la ubicaci\u00f3n de salida. Este problema se ha corregido en la versi\u00f3n 4.4.1."}], "id": "CVE-2025-46326", "lastModified": "2026-06-17T09:26:14.407", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 3.3, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 1.4, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-46326", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-04-29T13:42:00.946516Z", "version": "2.0.3"}}]}, "published": "2025-04-28T23:15:44.250", "references": [{"source": "security-advisories@github.com", "tags": ["Patch"], "url": "https://github.com/snowflakedb/snowflake-connector-net/commit/393aad3cfa81045a05dd488944db45256e861bff"}, {"source": "security-advisories@github.com", "tags": ["Release Notes"], "url": "https://github.com/snowflakedb/snowflake-connector-net/releases/tag/v4.4.1"}, {"source": "security-advisories@github.com", "tags": ["Vendor Advisory"], "url": "https://github.com/snowflakedb/snowflake-connector-net/security/advisories/GHSA-c82r-c9f7-f5mj"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-367"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

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