CVE-2011-2766

{"id": "CVE-2011-2766", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2011-09-23T10:55:03.240", "references": [{"url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=607479", "tags": ["Exploit", "Issue Tracking", "Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.debian.org/security/2011/dsa-2327", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2012:001", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.openwall.com/lists/oss-security/2011/09/08/1", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.openwall.com/lists/oss-security/2011/09/08/2", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/49549", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=736604", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/69709", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "https://hermes.opensuse.org/messages/13154637", "tags": ["Broken Link"], "source": "cve@mitre.org"}, {"url": "https://hermes.opensuse.org/messages/13155253", "tags": ["Broken Link"], "source": "cve@mitre.org"}, {"url": "https://rt.cpan.org/Public/Bug/Display.html?id=68380", "tags": ["Exploit", "Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=607479", "tags": ["Exploit", "Issue Tracking", "Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.debian.org/security/2011/dsa-2327", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2012:001", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2011/09/08/1", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2011/09/08/2", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/49549", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=736604", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/69709", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://hermes.opensuse.org/messages/13154637", "tags": ["Broken Link"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://hermes.opensuse.org/messages/13155253", "tags": ["Broken Link"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://rt.cpan.org/Public/Bug/Display.html?id=68380", "tags": ["Exploit", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-287"}]}], "descriptions": [{"lang": "en", "value": "The FCGI (aka Fast CGI) module 0.70 through 0.73 for Perl, as used by CGI::Fast, uses environment variable values from one request during processing of a later request, which allows remote attackers to bypass authentication via crafted HTTP headers."}, {"lang": "es", "value": "El m\u00f3dulo FCGI (tambi\u00e9n conocido como Fast CGI) v0.70 hasta v0.73 para Perl, como se usa en CGI::Fast, usa valores de variables de entorno para una peticni\u00f3n durante el procesado de una petici\u00f3n posterior, lo que permite a atacantes remotos eludir la autenticaci\u00f3n a trav\u00e9s de cabeceras HTTP modificadas."}], "lastModified": "2025-04-11T00:51:21.963", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:fast_cgi_project:fast_cgi:*:*:*:*:*:perl:*:*", "vulnerable": true, "matchCriteriaId": "16AEBF10-D97B-4BC0-AF31-892ECA37EB06", "versionEndIncluding": "0.73", "versionStartIncluding": "0.70"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8C757774-08E7-40AA-B532-6F705C8F7639"}, {"criteria": "cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "036E8A89-7A16-411F-9D31-676313BB7244"}, {"criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}