{ "containers": { "cna": { "affected": [ { "product": "http4s", "vendor": "http4s", "versions": [ { "status": "affected", "version": "<= 0.21.28" }, { "status": "affected", "version": ">= 0.22.0, < 0.22.5" }, { "status": "affected", "version": ">= 0.23.0, < 0.23.4" }, { "status": "affected", "version": ">= 1.0.0-M1, < 1.0.0-M27" } ] } ], "descriptions": [ { "lang": "en", "value": "http4s is an open source scala interface for HTTP. In affected versions http4s is vulnerable to response-splitting or request-splitting attacks when untrusted user input is used to create any of the following fields: Header names (`Header.name`å), Header values (`Header.value`), Status reason phrases (`Status.reason`), URI paths (`Uri.Path`), URI authority registered names (`URI.RegName`) (through 0.21). This issue has been resolved in versions 0.21.30, 0.22.5, 0.23.4, and 1.0.0-M27 perform the following. As a matter of practice http4s services and client applications should sanitize any user input in the aforementioned fields before returning a request or response to the backend. The carriage return, newline, and null characters are the most threatening." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-918", "description": "CWE-918: Server-Side Request Forgery (SSRF)", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2021-09-21T17:20:14.000Z", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M" }, "references": [ { "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/http4s/http4s/security/advisories/GHSA-5vcm-3xc3-w7x3" }, { "tags": [ "x_refsource_MISC" ], "url": "https://github.com/http4s/http4s/commit/d02007db1da4f8f3df2dbf11f1db9ac7afc3f9d8" }, { "tags": [ "x_refsource_MISC" ], "url": "https://httpwg.org/http-core/draft-ietf-httpbis-semantics-latest.html#fields.values" }, { "tags": [ "x_refsource_MISC" ], "url": "https://owasp.org/www-community/attacks/HTTP_Response_Splitting" } ], "source": { "advisory": "GHSA-5vcm-3xc3-w7x3", "discovery": "UNKNOWN" }, "title": "Response Splitting from unsanitized headers in http4s", "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "security-advisories@github.com", "ID": "CVE-2021-41084", "STATE": "PUBLIC", "TITLE": "Response Splitting from unsanitized headers in http4s" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "http4s", "version": { "version_data": [ { "version_value": "<= 0.21.28" }, { "version_value": ">= 0.22.0, < 0.22.5" }, { "version_value": ">= 0.23.0, < 0.23.4" }, { "version_value": ">= 1.0.0-M1, < 1.0.0-M27" } ] } } ] }, "vendor_name": "http4s" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "http4s is an open source scala interface for HTTP. In affected versions http4s is vulnerable to response-splitting or request-splitting attacks when untrusted user input is used to create any of the following fields: Header names (`Header.name`å), Header values (`Header.value`), Status reason phrases (`Status.reason`), URI paths (`Uri.Path`), URI authority registered names (`URI.RegName`) (through 0.21). This issue has been resolved in versions 0.21.30, 0.22.5, 0.23.4, and 1.0.0-M27 perform the following. As a matter of practice http4s services and client applications should sanitize any user input in the aforementioned fields before returning a request or response to the backend. The carriage return, newline, and null characters are the most threatening." } ] }, "impact": { "cvss": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-918: Server-Side Request Forgery (SSRF)" } ] } ] }, "references": { "reference_data": [ { "name": "https://github.com/http4s/http4s/security/advisories/GHSA-5vcm-3xc3-w7x3", "refsource": "CONFIRM", "url": "https://github.com/http4s/http4s/security/advisories/GHSA-5vcm-3xc3-w7x3" }, { "name": "https://github.com/http4s/http4s/commit/d02007db1da4f8f3df2dbf11f1db9ac7afc3f9d8", "refsource": "MISC", "url": "https://github.com/http4s/http4s/commit/d02007db1da4f8f3df2dbf11f1db9ac7afc3f9d8" }, { "name": "https://httpwg.org/http-core/draft-ietf-httpbis-semantics-latest.html#fields.values", "refsource": "MISC", "url": "https://httpwg.org/http-core/draft-ietf-httpbis-semantics-latest.html#fields.values" }, { "name": "https://owasp.org/www-community/attacks/HTTP_Response_Splitting", "refsource": "MISC", "url": "https://owasp.org/www-community/attacks/HTTP_Response_Splitting" } ] }, "source": { "advisory": "GHSA-5vcm-3xc3-w7x3", "discovery": "UNKNOWN" } } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T02:59:31.504Z" }, "title": "CVE Program Container", "references": [ { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://github.com/http4s/http4s/security/advisories/GHSA-5vcm-3xc3-w7x3" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://github.com/http4s/http4s/commit/d02007db1da4f8f3df2dbf11f1db9ac7afc3f9d8" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://httpwg.org/http-core/draft-ietf-httpbis-semantics-latest.html#fields.values" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://owasp.org/www-community/attacks/HTTP_Response_Splitting" } ] } ] }, "cveMetadata": { "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2021-41084", "datePublished": "2021-09-21T17:20:14.000Z", "dateReserved": "2021-09-15T00:00:00.000Z", "dateUpdated": "2024-08-04T02:59:31.504Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }