{"containers": {"cna": {"affected": [{"product": "policy-controller", "vendor": "sigstore", "versions": [{"status": "affected", "version": "< 0.2.1"}]}], "descriptions": [{"lang": "en", "value": "PolicyController is a utility used to enforce supply chain policy in Kubernetes clusters. In versions prior to 0.2.1 PolicyController will report a false positive, resulting in an admission when it should not be admitted when there is at least one attestation with a valid signature and there are NO attestations of the type being verified (--type defaults to \"custom\"). An example image that can be used to test this is `ghcr.io/distroless/static@sha256:dd7614b5a12bc4d617b223c588b4e0c833402b8f4991fb5702ea83afad1986e2`. Users should upgrade to version 0.2.1 to resolve this issue. There are no workarounds for users unable to upgrade."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-347", "description": "CWE-347: Improper Verification of Cryptographic Signature", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-08-04T21:15:15", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/sigstore/policy-controller/security/advisories/GHSA-739f-hw6h-7wq8"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/sigstore/policy-controller/commit/e852af36fb7d42678b21d7e97503c25bd1fd05c8"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/sigstore/policy-controller/releases/tag/v0.2.1"}], "source": {"advisory": "GHSA-739f-hw6h-7wq8", "discovery": "UNKNOWN"}, "title": "Ability to bypass attestation verification in sigstore PolicyController", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security-advisories@github.com", "ID": "CVE-2022-35930", "STATE": "PUBLIC", "TITLE": "Ability to bypass attestation verification in sigstore PolicyController"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "policy-controller", "version": {"version_data": [{"version_value": "< 0.2.1"}]}}]}, "vendor_name": "sigstore"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "PolicyController is a utility used to enforce supply chain policy in Kubernetes clusters. In versions prior to 0.2.1 PolicyController will report a false positive, resulting in an admission when it should not be admitted when there is at least one attestation with a valid signature and there are NO attestations of the type being verified (--type defaults to \"custom\"). An example image that can be used to test this is `ghcr.io/distroless/static@sha256:dd7614b5a12bc4d617b223c588b4e0c833402b8f4991fb5702ea83afad1986e2`. Users should upgrade to version 0.2.1 to resolve this issue. There are no workarounds for users unable to upgrade."}]}, "impact": {"cvss": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-347: Improper Verification of Cryptographic Signature"}]}]}, "references": {"reference_data": [{"name": "https://github.com/sigstore/policy-controller/security/advisories/GHSA-739f-hw6h-7wq8", "refsource": "CONFIRM", "url": "https://github.com/sigstore/policy-controller/security/advisories/GHSA-739f-hw6h-7wq8"}, {"name": "https://github.com/sigstore/policy-controller/commit/e852af36fb7d42678b21d7e97503c25bd1fd05c8", "refsource": "MISC", "url": "https://github.com/sigstore/policy-controller/commit/e852af36fb7d42678b21d7e97503c25bd1fd05c8"}, {"name": "https://github.com/sigstore/policy-controller/releases/tag/v0.2.1", "refsource": "MISC", "url": "https://github.com/sigstore/policy-controller/releases/tag/v0.2.1"}]}, "source": {"advisory": "GHSA-739f-hw6h-7wq8", "discovery": "UNKNOWN"}}}}, "cveMetadata": {"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2022-35930", "datePublished": "2022-08-04T21:15:15", "dateReserved": "2022-07-15T00:00:00", "dateUpdated": "2022-08-04T21:15:15", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.0"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:sigstore:policy_controller:*:*:*:*:*:*:*:*", "matchCriteriaId": "2094DD15-32F7-460A-B4C7-2F2505CE44B7", "versionEndExcluding": "0.2.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "PolicyController is a utility used to enforce supply chain policy in Kubernetes clusters. In versions prior to 0.2.1 PolicyController will report a false positive, resulting in an admission when it should not be admitted when there is at least one attestation with a valid signature and there are NO attestations of the type being verified (--type defaults to \"custom\"). An example image that can be used to test this is `ghcr.io/distroless/static@sha256:dd7614b5a12bc4d617b223c588b4e0c833402b8f4991fb5702ea83afad1986e2`. Users should upgrade to version 0.2.1 to resolve this issue. There are no workarounds for users unable to upgrade."}, {"lang": "es", "value": "PolicyController es una utilidad usada para hacer cumplir la pol\u00edtica de la cadena de suministro en los cl\u00fasteres de Kubernetes. En versiones anteriores a 0.2.1 PolicyController informar\u00e1 de un falso positivo, resultando en una admisi\u00f3n cuando no deber\u00eda ser admitida cuando se presenta al menos un atestado con una firma v\u00e1lida y NO se presentan atestados del tipo que est\u00e1 siendo verificado (--type por defecto es \"custom\"). Una imagen de ejemplo que puede usarse para probar esto es \"ghcr.io/distroless/static@sha256:dd7614b5a12bc4d617b223c588b4e0c833402b8f4991fb5702ea83afad1986e2\". Los usuarios deben actualizar a versi\u00f3n 0.2.1 para resolver este problema. No se presentan mitigaciones para usuarios que no puedan actualizar"}], "id": "CVE-2022-35930", "lastModified": "2022-08-11T18:14:30.573", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 5.9, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2022-08-04T22:15:08.070", "references": [{"source": "security-advisories@github.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/sigstore/policy-controller/commit/e852af36fb7d42678b21d7e97503c25bd1fd05c8"}, {"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://github.com/sigstore/policy-controller/releases/tag/v0.2.1"}, {"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://github.com/sigstore/policy-controller/security/advisories/GHSA-739f-hw6h-7wq8"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-347"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}