CVE-2016-2390

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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:a:squid-cache:squid:*:*:*:*:*:*:*:*", "matchCriteriaId": "9EBF17FC-0EA0-4489-8FC5-FD2CA5CED77E", "versionEndIncluding": "3.5.13", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:4.0.4:*:*:*:*:*:*:*", "matchCriteriaId": "6640F25F-CC8B-4B05-A97A-2186BD0B5ED8", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:4.0.5:*:*:*:*:*:*:*", "matchCriteriaId": "A037F780-6FC9-4130-908F-B5434FA0C7DE", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The FwdState::connectedToPeer method in FwdState.cc in Squid before 3.5.14 and 4.0.x before 4.0.6 does not properly handle SSL handshake errors when built with the --with-openssl option, which allows remote attackers to cause a denial of service (application crash) via a plaintext HTTP message."}, {"lang": "es", "value": "El m\u00e9todo FwdState::connectedToPeer en FwdState.cc en Squid en versiones anteriores a 3.5.14 y 4.0.x en versiones anteriores a 4.0.6 no maneja correctamente los errores de apretones de manos SSL cuando se construye con la opci\u00f3n --with-openssl, lo que permite a atacantes remotos causar una denegaci\u00f3n de servicio (ca\u00edda de aplicaci\u00f3n) a trav\u00e9s de un mensaje HTTP en texto plano."}], "id": "CVE-2016-2390", "lastModified": "2026-06-17T00:43:57.510", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary"}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 2.2, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2016-04-19T21:59:07.957", "references": [{"source": "cve@mitre.org", "url": "http://bugs.squid-cache.org/show_bug.cgi?id=4437"}, {"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", "tags": ["Vendor Advisory"], "url": "http://lists.squid-cache.org/pipermail/squid-announce/2016-February/000037.html"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://lists.squid-cache.org/pipermail/squid-announce/2016-February/000038.html"}, {"source": "cve@mitre.org", "url": "http://www.securitytracker.com/id/1035045"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://www.squid-cache.org/Advisories/SQUID-2016_1.txt"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://bugs.squid-cache.org/show_bug.cgi?id=4437"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://lists.squid-cache.org/pipermail/squid-announce/2016-February/000037.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://lists.squid-cache.org/pipermail/squid-announce/2016-February/000038.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id/1035045"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://www.squid-cache.org/Advisories/SQUID-2016_1.txt"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "squid: incorrect server error handling resulting in denial of service", "id": "1308865", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1308865"}, "csaw": false, "cvss": {"cvss_base_score": "4.3", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "status": "draft"}, "details": ["The FwdState::connectedToPeer method in FwdState.cc in Squid before 3.5.14 and 4.0.x before 4.0.6 does not properly handle SSL handshake errors when built with the --with-openssl option, which allows remote attackers to cause a denial of service (application crash) via a plaintext HTTP message."], "name": "CVE-2016-2390", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "squid", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "squid", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "squid", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2016-02-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2016-2390\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-2390"], "statement": "This issue did not affect the versions of squid as shipped with Red Hat Enterprise Linux versions 5, 6 and 7, as they are not shipped with a vulnerable version of squid, and no currently backported patch would introduce the bug.", "threat_severity": "Moderate"}

{}