CVE-2013-2503

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"2ABA3C9F-4428-40E4-AF52-2AFD2697BB18", "vulnerable": true}, {"criteria": "cpe:2.3:a:privoxy:privoxy:3.0.15:beta:*:*:*:*:*:*", "matchCriteriaId": "6DECA040-228B-4482-AA40-68BBD86ED87E", "vulnerable": true}, {"criteria": "cpe:2.3:a:privoxy:privoxy:3.0.16:*:*:*:*:*:*:*", "matchCriteriaId": "C0B9FAB7-A1E6-4351-8D8C-21E7C376034A", "vulnerable": true}, {"criteria": "cpe:2.3:a:privoxy:privoxy:3.0.17:*:*:*:*:*:*:*", "matchCriteriaId": "4F8826FB-0302-4E5C-8C00-EBF1E1EBFBBF", "vulnerable": true}, {"criteria": "cpe:2.3:a:privoxy:privoxy:3.0.18:*:*:*:*:*:*:*", "matchCriteriaId": "9B5846DF-36AA-4A85-82DC-7450C3F8A8E5", "vulnerable": true}, {"criteria": "cpe:2.3:a:privoxy:privoxy:3.0.19:*:*:*:*:*:*:*", "matchCriteriaId": "6BCD9081-42B8-4E5D-8B03-76B1701C6EC0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "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)"}], "id": "CVE-2013-2503", "lastModified": "2026-06-16T23:53:35.440", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2013-03-11T17:55:01.830", "references": [{"source": "cve@mitre.org", "tags": ["Exploit"], "url": "http://blog.c22.cc/2013/03/11/privoxy-proxy-authentication-credential-exposure-cve-2013-2503/"}, {"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": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "http://blog.c22.cc/2013/03/11/privoxy-proxy-authentication-credential-exposure-cve-2013-2503/"}, {"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"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "privoxy: Proxy-Authentication response spoofing", "id": "920643", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=920643"}, "csaw": false, "cvss": {"cvss_base_score": "4.3", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "status": "draft"}, "details": ["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."], "name": "CVE-2013-2503", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "privoxy", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2013-03-11T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2013-2503\nhttps://nvd.nist.gov/vuln/detail/CVE-2013-2503"], "threat_severity": "Low"}

{}