{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-4166", "assignerOrgId": "67fedba0-ff2e-4543-ba5b-aa93e87718cc", "state": "PUBLISHED", "assignerShortName": "HashiCorp", "dateReserved": "2025-04-30T21:43:10.413Z", "datePublished": "2025-05-02T14:57:58.710Z", "dateUpdated": "2025-05-02T14:57:58.710Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "platforms": ["64 bit", "32 bit", "x86", "ARM", "MacOS", "Windows", "Linux"], "product": "Vault", "repo": "https://github.com/hashicorp/vault", "vendor": "HashiCorp", "versions": [{"lessThan": "1.19.2", "status": "affected", "version": "0.3.0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "platforms": ["64 bit", "32 bit", "x86", "ARM", "MacOS", "Windows", "Linux"], "product": "Vault Enterprise", "repo": "https://github.com/hashicorp/vault", "vendor": "HashiCorp", "versions": [{"changes": [{"at": "1.18.9", "status": "unaffected"}, {"at": "1.17.16", "status": "unaffected"}, {"at": "1.16.20", "status": "unaffected"}], "lessThan": "1.19.2", "status": "affected", "version": "0.10.0", "versionType": "semver"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Vault Community and Vault Enterprise Key/Value (kv) Version 2 plugin may unintentionally expose sensitive information in server and audit logs when users submit malformed payloads during secret creation or update operations via the Vault REST API. This vulnerability, identified as CVE-2025-4166, is fixed in Vault Community 1.19.3 and Vault Enterprise 1.19.3, 1.18.9, 1.17.16, 1.16.20.</p><br/>"}], "value": "Vault Community and Vault Enterprise Key/Value (kv) Version 2 plugin may unintentionally expose sensitive information in server and audit logs when users submit malformed payloads during secret creation or update operations via the Vault REST API. This vulnerability, identified as CVE-2025-4166, is fixed in Vault Community 1.19.3 and Vault Enterprise 1.19.3, 1.18.9, 1.17.16, 1.16.20."}], "impacts": [{"capecId": "CAPEC-215", "descriptions": [{"lang": "en", "value": "CAPEC-215: Fuzzing for application mapping"}]}], "metrics": [{"cvssV3_1": {"baseScore": 4.5, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-209", "description": "CWE-209: Generation of Error Message Containing Sensitive Information", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "67fedba0-ff2e-4543-ba5b-aa93e87718cc", "shortName": "HashiCorp", "dateUpdated": "2025-05-02T14:57:58.710Z"}, "references": [{"url": "https://discuss.hashicorp.com/t/hcsec-2025-09-vault-may-expose-sensitive-information-in-error-logs-when-processing-malformed-data-with-the-kv-v2-plugin"}], "source": {"advisory": "HCSEC-2025-09", "discovery": "EXTERNAL"}, "title": "Vault May Include Sensitive Data in Error Logs When Using the KV v2 Plugin"}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Vault Community and Vault Enterprise Key/Value (kv) Version 2 plugin may unintentionally expose sensitive information in server and audit logs when users submit malformed payloads during secret creation or update operations via the Vault REST API. This vulnerability, identified as CVE-2025-4166, is fixed in Vault Community 1.19.3 and Vault Enterprise 1.19.3, 1.18.9, 1.17.16, 1.16.20."}, {"lang": "es", "value": "El complemento Clave/Valor (kv) versi\u00f3n 2 de Vault Community y Vault Enterprise podr\u00eda exponer involuntariamente informaci\u00f3n confidencial en los registros del servidor y de auditor\u00eda cuando los usuarios env\u00edan payloads malformadas durante la creaci\u00f3n o actualizaci\u00f3n de secretos mediante la API REST de Vault. Esta vulnerabilidad, identificada como CVE-2025-4166, est\u00e1 corregida en Vault Community 1.19.3 y Vault Enterprise 1.19.3, 1.18.9, 1.17.16 y 1.16.20."}], "id": "CVE-2025-4166", "lastModified": "2025-05-05T20:54:45.973", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 0.9, "impactScore": 3.6, "source": "security@hashicorp.com", "type": "Secondary"}]}, "published": "2025-05-02T15:15:50.313", "references": [{"source": "security@hashicorp.com", "url": "https://discuss.hashicorp.com/t/hcsec-2025-09-vault-may-expose-sensitive-information-in-error-logs-when-processing-malformed-data-with-the-kv-v2-plugin"}], "sourceIdentifier": "security@hashicorp.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-209"}], "source": "security@hashicorp.com", "type": "Secondary"}]}

{"bugzilla": {"description": "vault: Vault May Include Sensitive Data in Error Logs When Using the KV v2 Plugin", "id": "2363669", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2363669"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N", "status": "draft"}, "cwe": "CWE-209", "details": ["Vault Community and Vault Enterprise Key/Value (kv) Version 2 plugin may unintentionally expose sensitive information in server and audit logs when users submit malformed payloads during secret creation or update operations via the Vault REST API. This vulnerability, identified as CVE-2025-4166, is fixed in Vault Community 1.19.3 and Vault Enterprise 1.19.3, 1.18.9, 1.17.16, 1.16.20."], "mitigation": {"lang": "en:us", "value": "Customers with the capability to search through server and audit logs for any possible exposed secrets can refer to the following snippets to aid in searching. More information on viewing audit and server logs can be found at: https://developer.hashicorp.com/vault/tutorials/monitoring/troubleshooting-vault#vault-logs"}, "name": "CVE-2025-4166", "package_state": [{"cpe": "cpe:/a:redhat:openshift_data_foundation:4", "fix_state": "Fix deferred", "package_name": "odf4/cephcsi-rhel9", "product_name": "Red Hat Openshift Data Foundation 4"}, {"cpe": "cpe:/a:redhat:openshift_data_foundation:4", "fix_state": "Fix deferred", "package_name": "odf4/mcg-cli-rhel9", "product_name": "Red Hat Openshift Data Foundation 4"}, {"cpe": "cpe:/a:redhat:openshift_data_foundation:4", "fix_state": "Fix deferred", "package_name": "odf4/mcg-rhel9-operator", "product_name": "Red Hat Openshift Data Foundation 4"}, {"cpe": "cpe:/a:redhat:openshift_data_foundation:4", "fix_state": "Fix deferred", "package_name": "odf4/odf-cli-rhel9", "product_name": "Red Hat Openshift Data Foundation 4"}], "public_date": "2025-05-02T14:57:58Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-4166\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-4166\nhttps://discuss.hashicorp.com/t/hcsec-2025-09-vault-may-expose-sensitive-information-in-error-logs-when-processing-malformed-data-with-the-kv-v2-plugin"], "threat_severity": "Moderate"}