CVE-2011-2192

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{}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:haxx:libcurl:*:*:*:*:*:*:*:*", "matchCriteriaId": "B0E81972-6194-4EE4-89D4-9CEDF84BEAF3", "versionEndIncluding": "7.21.6", "versionStartIncluding": "7.10.6", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*", "matchCriteriaId": "22675032-282C-4F77-B590-46F3FAD615C3", "versionEndExcluding": "10.7.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:14:*:*:*:*:*:*:*", "matchCriteriaId": "BDE52846-24EC-4068-B788-EC7F915FFF11", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:15:*:*:*:*:*:*:*", "matchCriteriaId": "9396E005-22D8-4342-9323-C7DEA379191D", "vulnerable": true}], 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"vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:*", "matchCriteriaId": "EF49D26F-142E-468B-87C1-BABEA445255C", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The Curl_input_negotiate function in http_negotiate.c in libcurl 7.10.6 through 7.21.6, as used in curl and other products, always performs credential delegation during GSSAPI authentication, which allows remote servers to impersonate clients via GSSAPI requests."}, {"lang": "es", "value": "La funci\u00f3n Curl_input_negotiate en http_negotiate.c en libcurl v7.10.6 \r\na v7.21.6, tal y como se utiliza en curl y otras aplicaciones, siempre lleva a cabo \r\ndelegaci\u00f3n de credenciales durante la autenticaci\u00f3n GSSAPI, lo que permite a \r\nhacerse pasar por clientes legitimos a servidores remotos a trav\u00e9s de peticiones GSSAPI."}], "id": "CVE-2011-2192", "lastModified": "2026-06-16T23:30:53.620", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2011-07-07T21:55:02.320", "references": [{"source": "secalert@redhat.com", "tags": ["Broken Link"], "url": "http://curl.haxx.se/curl-gssapi-delegation.patch"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "http://curl.haxx.se/docs/adv_20110623.html"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Third Party Advisory"], "url": 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{"affected_release": [{"advisory": "RHSA-2011:0918", "cpe": "cpe:/o:redhat:enterprise_linux:4", "package": "curl-0:7.12.1-17.el4", "product_name": "Red Hat Enterprise Linux 4", "release_date": "2011-07-05T00:00:00Z"}, {"advisory": "RHSA-2011:0918", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "curl-0:7.15.5-9.el5_6.3", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2011-07-05T00:00:00Z"}, {"advisory": "RHSA-2011:0918", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "curl-0:7.19.7-26.el6_1.1", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2011-07-05T00:00:00Z"}], "bugzilla": {"description": "curl: Improper delegation of client credentials during GSS negotiation", "id": "711454", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=711454"}, "csaw": false, "cvss": {"cvss_base_score": "4.3", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "status": "verified"}, "details": ["The Curl_input_negotiate function in http_negotiate.c in libcurl 7.10.6 through 7.21.6, as used in curl and other products, always performs credential delegation during GSSAPI authentication, which allows remote servers to impersonate clients via GSSAPI requests."], "name": "CVE-2011-2192", "public_date": "2011-06-23T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-2192\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-2192"], "threat_severity": "Moderate"}

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