{ "containers": { "cna": { "affected": [ { "product": "http4s", "vendor": "http4s", "versions": [ { "status": "affected", "version": "< 0.21.27" }, { "status": "affected", "version": ">= 0.22.0, < 0.22.3" }, { "status": "affected", "version": ">= 0.23.0, < 0.23.2" }, { "status": "affected", "version": ">= 1.0.0-M1, <= 1.0.0-M24" } ] } ], "descriptions": [ { "lang": "en", "value": "Http4s is a minimal, idiomatic Scala interface for HTTP services. In http4s versions 0.21.26 and prior, 0.22.0 through 0.22.2, 0.23.0, 0.23.1, and 1.0.0-M1 through 1.0.0-M24, the default CORS configuration is vulnerable to an origin reflection attack. The middleware is also susceptible to a Null Origin Attack. The problem is fixed in 0.21.27, 0.22.3, 0.23.2, and 1.0.0-M25. The original `CORS` implementation and `CORSConfig` are deprecated. See the GitHub GHSA for more information, including code examples and workarounds." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 9.1, "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:N", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-346", "description": "CWE-346: Origin Validation Error", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2021-09-01T19:25:09.000Z", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M" }, "references": [ { "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/http4s/http4s/security/advisories/GHSA-52cf-226f-rhr6" }, { "tags": [ "x_refsource_MISC" ], "url": "https://github.com/http4s/http4s/releases/tag/v0.23.2" } ], "source": { "advisory": "GHSA-52cf-226f-rhr6", "discovery": "UNKNOWN" }, "title": "Default CORS config allows any origin with credentials", "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "security-advisories@github.com", "ID": "CVE-2021-39185", "STATE": "PUBLIC", "TITLE": "Default CORS config allows any origin with credentials" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "http4s", "version": { "version_data": [ { "version_value": "< 0.21.27" }, { "version_value": ">= 0.22.0, < 0.22.3" }, { "version_value": ">= 0.23.0, < 0.23.2" }, { "version_value": ">= 1.0.0-M1, <= 1.0.0-M24" } ] } } ] }, "vendor_name": "http4s" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "Http4s is a minimal, idiomatic Scala interface for HTTP services. In http4s versions 0.21.26 and prior, 0.22.0 through 0.22.2, 0.23.0, 0.23.1, and 1.0.0-M1 through 1.0.0-M24, the default CORS configuration is vulnerable to an origin reflection attack. The middleware is also susceptible to a Null Origin Attack. The problem is fixed in 0.21.27, 0.22.3, 0.23.2, and 1.0.0-M25. The original `CORS` implementation and `CORSConfig` are deprecated. See the GitHub GHSA for more information, including code examples and workarounds." } ] }, "impact": { "cvss": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 9.1, "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:N", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-346: Origin Validation Error" } ] } ] }, "references": { "reference_data": [ { "name": "https://github.com/http4s/http4s/security/advisories/GHSA-52cf-226f-rhr6", "refsource": "CONFIRM", "url": "https://github.com/http4s/http4s/security/advisories/GHSA-52cf-226f-rhr6" }, { "name": "https://github.com/http4s/http4s/releases/tag/v0.23.2", "refsource": "MISC", "url": "https://github.com/http4s/http4s/releases/tag/v0.23.2" } ] }, "source": { "advisory": "GHSA-52cf-226f-rhr6", "discovery": "UNKNOWN" } } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T01:58:18.235Z" }, "title": "CVE Program Container", "references": [ { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://github.com/http4s/http4s/security/advisories/GHSA-52cf-226f-rhr6" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://github.com/http4s/http4s/releases/tag/v0.23.2" } ] } ] }, "cveMetadata": { "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2021-39185", "datePublished": "2021-09-01T19:25:09.000Z", "dateReserved": "2021-08-16T00:00:00.000Z", "dateUpdated": "2024-08-04T01:58:18.235Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }