Show plain JSON{"id": "CVE-2013-2503", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 4.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2013-03-11T17:55:01.830", "references": [{"url": "http://blog.c22.cc/2013/03/11/privoxy-proxy-authentication-credential-exposure-cve-2013-2503/", "tags": ["Exploit"], "source": "cve@mitre.org"}, {"url": "http://ijbswa.cvs.sourceforge.net/viewvc/ijbswa/current/ChangeLog?revision=1.188&view=markup", "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-updates/2013-03/msg00118.html", "source": "cve@mitre.org"}, {"url": "http://blog.c22.cc/2013/03/11/privoxy-proxy-authentication-credential-exposure-cve-2013-2503/", "tags": ["Exploit"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://ijbswa.cvs.sourceforge.net/viewvc/ijbswa/current/ChangeLog?revision=1.188&view=markup", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://lists.opensuse.org/opensuse-updates/2013-03/msg00118.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "Privoxy before 3.0.21 does not properly handle Proxy-Authenticate and Proxy-Authorization headers in the client-server data stream, which makes it easier for remote HTTP servers to spoof the intended proxy service via a 407 (aka Proxy Authentication Required) HTTP status code."}, {"lang": "es", "value": "Privoxy anterior a v3.0.21 no maneja adecuadamente las cabeceras Proxy-Authenticate y Proxy-Authorization en el flujo de datos del cliente, lo que facilita a servidores remotoso HTTP suplantar el servicio proxy establecido a trav\u00e9s de un c\u00f3digo de estado 407 (Aka Proxy Authentication Required)"}], "lastModified": "2025-04-11T00:51:21.963", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:privoxy:privoxy:*:beta:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BD98E972-8A9D-4A66-BA5C-E3C72CA32047", "versionEndIncluding": "3.0.20"}, {"criteria": "cpe:2.3:a:privoxy:privoxy:2.9.0:pre-alpha:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CAEC484E-95D4-4948-AAB8-A69B5EAEA4B9"}, {"criteria": "cpe:2.3:a:privoxy:privoxy:2.9.1:pre-alpha:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A20A71E4-128E-4ACD-BBB6-43211CE4635D"}, {"criteria": 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