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{"cveTags": [], "descriptions": [{"lang": "en", "value": "conda-forge-webservices is the web app deployed to run conda-forge admin commands and linting. In versions prior to 2025.4.10, a race condition vulnerability has been identified in the conda-forge-webservices component used within the shared build infrastructure. This vulnerability, categorized as a Time-of-Check to Time-of-Use (TOCTOU) issue, can be exploited to introduce unauthorized modifications to build artifacts stored in the cf-staging Anaconda channel. Exploitation may result in the unauthorized publication of malicious artifacts to the production conda-forge channel. The core vulnerability results from the absence of atomicity between the hash validation and the artifact copy operation. This gap allows an attacker, with access to the cf-staging token, to overwrite the validated artifact with a malicious version immediately after hash verification, but before the copy action is executed. As the cf-staging channel permits artifact overwrites, such an operation can be carried out using the anaconda upload --force command. This vulnerability is fixed in 2025.4.10."}, {"lang": "es", "value": "conda-forge-webservices es la aplicaci\u00f3n web implementada para ejecutar los comandos de administraci\u00f3n y el linting de conda-forge. En versiones anteriores a la 2025.4.10, se identific\u00f3 una vulnerabilidad de condici\u00f3n de ejecuci\u00f3n en el componente conda-forge-webservices, utilizado en la infraestructura de compilaci\u00f3n compartida. Esta vulnerabilidad, categorizada como un problema de tiempo de verificaci\u00f3n a tiempo de uso (TOCTOU), puede explotarse para introducir modificaciones no autorizadas en los artefactos de compilaci\u00f3n almacenados en el canal de Anaconda cf-staging. Su explotaci\u00f3n puede resultar en la publicaci\u00f3n no autorizada de artefactos maliciosos en el canal de producci\u00f3n de conda-forge. La vulnerabilidad principal se debe a la ausencia de atomicidad entre la validaci\u00f3n del hash y la operaci\u00f3n de copia del artefacto. Esta brecha permite a un atacante, con acceso al token de cf-staging, sobrescribir el artefacto validado con una versi\u00f3n maliciosa inmediatamente despu\u00e9s de la verificaci\u00f3n del hash, pero antes de que se ejecute la copia. Dado que el canal de cf-staging permite la sobrescritura de artefactos, dicha operaci\u00f3n puede llevarse a cabo mediante el comando anaconda upload --force. Esta vulnerabilidad se corrigi\u00f3 en 2025.4.10."}], "id": "CVE-2025-32784", "lastModified": "2025-04-16T13:25:37.340", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "HIGH", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "HIGH", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2025-04-15T22:15:28.157", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/conda-forge/conda-forge-webservices/commit/141ed27617068debd150956341551df3a5a3807d"}, {"source": "security-advisories@github.com", "url": "https://github.com/conda-forge/conda-forge-webservices/security/advisories/GHSA-28cx-74fp-g2g2"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-367"}], "source": "security-advisories@github.com", "type": "Primary"}]}

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