CVE-2015-5400

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*", "matchCriteriaId": "253C303A-E577-4488-93E6-68A8DD942C38", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA", "vulnerable": true}, {"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*", "matchCriteriaId": "D573DBDF-0CB4-438C-B0B0-11DFD3D8DF7A", "versionEndIncluding": "3.5.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Squid before 3.5.6 does not properly handle CONNECT method peer responses when configured with cache_peer, which allows remote attackers to bypass intended restrictions and gain access to a backend proxy via a CONNECT request."}, {"lang": "es", "value": "Vulnerabilidad en Squid en versiones anteriores a 3.5.6, no maneja adecuadamente las respuestas de pares del m\u00e9todo CONNECT cuando se configura con cache_peer, lo que permite a atacantes remotos eludir las restricciones previstas y obtener acceso a un proxy backend a trav\u00e9s de una solicitud CONNECT."}], "id": "CVE-2015-5400", "lastModified": "2026-06-17T00:29:04.243", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2015-09-28T20:59:03.280", "references": [{"source": "cve@mitre.org", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183598.html"}, {"source": "cve@mitre.org", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.html"}, {"source": "cve@mitre.org", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html"}, {"source": "cve@mitre.org", "url": "http://lists.opensuse.org/opensuse-updates/2016-08/msg00069.html"}, {"source": "cve@mitre.org", "url": "http://www.debian.org/security/2015/dsa-3327"}, {"source": "cve@mitre.org", "url": "http://www.openwall.com/lists/oss-security/2015/07/06/8"}, {"source": "cve@mitre.org", "url": "http://www.openwall.com/lists/oss-security/2015/07/09/12"}, {"source": "cve@mitre.org", "url": "http://www.openwall.com/lists/oss-security/2015/07/10/2"}, {"source": "cve@mitre.org", "tags": ["Exploit"], "url": "http://www.openwall.com/lists/oss-security/2015/07/17/14"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/75553"}, {"source": "cve@mitre.org", "url": "http://www.securitytracker.com/id/1032873"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://www.squid-cache.org/Advisories/SQUID-2015_2.txt"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Vendor Advisory"], "url": "http://www.squid-cache.org/Versions/v3/3.1/changesets/squid-3.1-10494.patch"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Vendor Advisory"], "url": "http://www.squid-cache.org/Versions/v3/3.4/changesets/squid-3.4-13225.patch"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Vendor Advisory"], "url": 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{"bugzilla": {"description": "squid: information disclosure due to incorrect handling of peer responses in tunnel.cc (SQUID-2015:2)", "id": "1240741", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1240741"}, "csaw": false, "cvss": {"cvss_base_score": "2.3", "cvss_scoring_vector": "AV:A/AC:M/Au:S/C:P/I:N/A:N", "status": "draft"}, "cwe": "CWE-200->CWE-391->CWE-392", "details": ["Squid before 3.5.6 does not properly handle CONNECT method peer responses when configured with cache_peer, which allows remote attackers to bypass intended restrictions and gain access to a backend proxy via a CONNECT request."], "name": "CVE-2015-5400", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "squid", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Will not fix", "package_name": "squid", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "package_name": "squid", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2015-07-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2015-5400\nhttps://nvd.nist.gov/vuln/detail/CVE-2015-5400\nhttp://www.squid-cache.org/Advisories/SQUID-2015_2.txt"], "threat_severity": "Low"}

{}