Show plain JSON{"containers": {"cna": {"affected": [{"product": "symfony", "vendor": "symfony", "versions": [{"status": "affected", "version": ">= 4.4.0 and < 4.4.7"}, {"status": "affected", "version": ">= 5.0.0 and < 5.0.7"}]}], "descriptions": [{"lang": "en", "value": "In Symfony before versions 4.4.7 and 5.0.7, when a `Response` does not contain a `Content-Type` header, affected versions of Symfony can fallback to the format defined in the `Accept` header of the request, leading to a possible mismatch between the response's content and `Content-Type` header. When the response is cached, this can prevent the use of the website by other users. This has been patched in versions 4.4.7 and 5.0.7."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 2.6, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:L", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-435", "description": "CWE-435 Improper Interaction Between Multiple Correctly-Behaving Entities", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2020-04-09T16:06:00", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/symfony/symfony/security/advisories/GHSA-mcx4-f5f5-4859"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/symfony/symfony/commit/dca343442e6a954f96a2609e7b4e9c21ed6d74e6"}, {"tags": ["x_refsource_MISC"], "url": "https://symfony.com/blog/cve-2020-5255-prevent-cache-poisoning-via-a-response-content-type-header"}, {"name": "FEDORA-2020-fade6a8df7", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C36JLPHUPKDFAX6D5WYFC4ALO2K7RDUQ/"}], "source": {"advisory": "GHSA-mcx4-f5f5-4859", "discovery": "UNKNOWN"}, "title": "Prevent cache poisoning via a Response Content-Type header", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security-advisories@github.com", "ID": "CVE-2020-5255", "STATE": "PUBLIC", "TITLE": "Prevent cache poisoning via a Response Content-Type header"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "symfony", "version": {"version_data": [{"version_value": ">= 4.4.0 and < 4.4.7"}, {"version_value": ">= 5.0.0 and < 5.0.7"}]}}]}, "vendor_name": "symfony"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "In Symfony before versions 4.4.7 and 5.0.7, when a `Response` does not contain a `Content-Type` header, affected versions of Symfony can fallback to the format defined in the `Accept` header of the request, leading to a possible mismatch between the response's content and `Content-Type` header. When the response is cached, this can prevent the use of the website by other users. This has been patched in versions 4.4.7 and 5.0.7."}]}, "impact": {"cvss": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 2.6, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:L", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-435 Improper Interaction Between Multiple Correctly-Behaving Entities"}]}]}, "references": {"reference_data": [{"name": "https://github.com/symfony/symfony/security/advisories/GHSA-mcx4-f5f5-4859", "refsource": "CONFIRM", "url": "https://github.com/symfony/symfony/security/advisories/GHSA-mcx4-f5f5-4859"}, {"name": "https://github.com/symfony/symfony/commit/dca343442e6a954f96a2609e7b4e9c21ed6d74e6", "refsource": "MISC", "url": "https://github.com/symfony/symfony/commit/dca343442e6a954f96a2609e7b4e9c21ed6d74e6"}, {"name": "https://symfony.com/blog/cve-2020-5255-prevent-cache-poisoning-via-a-response-content-type-header", "refsource": "MISC", "url": "https://symfony.com/blog/cve-2020-5255-prevent-cache-poisoning-via-a-response-content-type-header"}, {"name": "FEDORA-2020-fade6a8df7", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/C36JLPHUPKDFAX6D5WYFC4ALO2K7RDUQ/"}]}, "source": {"advisory": "GHSA-mcx4-f5f5-4859", "discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T08:22:09.086Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/symfony/symfony/security/advisories/GHSA-mcx4-f5f5-4859"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/symfony/symfony/commit/dca343442e6a954f96a2609e7b4e9c21ed6d74e6"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://symfony.com/blog/cve-2020-5255-prevent-cache-poisoning-via-a-response-content-type-header"}, {"name": "FEDORA-2020-fade6a8df7", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C36JLPHUPKDFAX6D5WYFC4ALO2K7RDUQ/"}]}]}, "cveMetadata": {"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2020-5255", "datePublished": "2020-03-30T19:30:15", "dateReserved": "2020-01-02T00:00:00", "dateUpdated": "2024-08-04T08:22:09.086Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}