{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2015-8852","sourceIdentifier":"cve@mitre.org","published":"2016-04-25T14:59:01.250","lastModified":"2026-06-17T00:35:22.033","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Varnish 3.x before 3.0.7, when used in certain stacked installations, allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via a header line terminated by a \\r (carriage return) character in conjunction with multiple Content-Length headers in an HTTP request."},{"lang":"es","value":"Varnish 3.x en versiones anteriores a 3.0.7, cuando se utiliza en ciertas instalaciones apiladas, permite a atacantes remotos inyectar cabeceras HTTP arbitrarias y llevar a cabo ataques de separación de respuesta HTTP a través de una línea de cabecera terminada por un carácter \\r (retorno de carro) en conjunción con múltiples cabeceras Content-Length en una petición HTTP."}],"affected":[{"source":"cve@mitre.org","affectedData":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}]}],"metrics":{"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:P/A:N","baseScore":5.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":2.9,"acInsufInfo":true,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-Other"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:varnish_cache_project:varnish_cache:3.0.0:beta1:*:*:*:*:*:*","matchCriteriaId":"49CC7329-F9C3-4CE4-8B10-BE9BAC24615D"},{"vulnerable":true,"criteria":"cpe:2.3:a:varnish_cache_project:varnish_cache:3.0.0:beta2:*:*:*:*:*:*","matchCriteriaId":"99769363-66C9-4059-AC07-726BCF541312"},{"vulnerable":true,"criteria":"cpe:2.3:a:varnish_cache_project:varnish_cache:3.0.1:*:*:*:*:*:*:*","matchCriteriaId":"2E8FFA83-A7B0-480B-BA50-4EE2D17C8D86"},{"vulnerable":true,"criteria":"cpe:2.3:a:varnish_cache_project:varnish_cache:3.0.2:*:*:*:*:*:*:*","matchCriteriaId":"2585ABA8-DB5A-4AB0-9A4E-E9705D1F1A4F"},{"vulnerable":true,"criteria":"cpe:2.3:a:varnish_cache_project:varnish_cache:3.0.3:*:*:*:*:*:*:*","matchCriteriaId":"0850185C-FA95-44F2-B4AF-454D053A811B"},{"vulnerable":true,"criteria":"cpe:2.3:a:varnish_cache_project:varnish_cache:3.0.4:*:*:*:*:*:*:*","matchCriteriaId":"D1B8877C-1231-46FD-8097-60D224380518"},{"vulnerable":true,"criteria":"cpe:2.3:a:varnish_cache_project:varnish_cache:3.0.5:*:*:*:*:*:*:*","matchCriteriaId":"4283CC51-18D7-4D1B-9144-D418C5802327"},{"vulnerable":true,"criteria":"cpe:2.3:a:varnish_cache_project:varnish_cache:3.0.6:*:*:*:*:*:*:*","matchCriteriaId":"3211DD31-9D09-41E6-B2E1-85A0EB8925AF"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*","matchCriteriaId":"16F59A04-14CF-49E2-9973-645477EA09DA"}]}]}],"references":[{"url":"http://lists.opensuse.org/opensuse-updates/2016-05/msg00064.html","source":"cve@mitre.org"},{"url":"http://www.debian.org/security/2016/dsa-3553","source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2016/04/16/1","source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2016/04/18/7","source":"cve@mitre.org"},{"url":"https://github.com/varnish/Varnish-Cache/commit/29870c8fe95e4e8a672f6f28c5fbe692bea09e9c","source":"cve@mitre.org"},{"url":"https://github.com/varnish/Varnish-Cache/commit/85e8468bec9416bd7e16b0d80cb820ecd2b330c3","source":"cve@mitre.org"},{"url":"https://security.gentoo.org/glsa/201607-10","source":"cve@mitre.org"},{"url":"https://www.varnish-cache.org/lists/pipermail/varnish-announce/2015-March/000701.html","source":"cve@mitre.org","tags":["Vendor Advisory"]},{"url":"http://lists.opensuse.org/opensuse-updates/2016-05/msg00064.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2016/dsa-3553","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2016/04/16/1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2016/04/18/7","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/varnish/Varnish-Cache/commit/29870c8fe95e4e8a672f6f28c5fbe692bea09e9c","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/varnish/Varnish-Cache/commit/85e8468bec9416bd7e16b0d80cb820ecd2b330c3","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201607-10","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.varnish-cache.org/lists/pipermail/varnish-announce/2015-March/000701.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]}],"evaluatorComment":"\u003ca href=\"http://cwe.mitre.org/data/definitions/113.html\"\u003eCWE-113: Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting')\u003c/a\u003e"}}