fkie_cve-2016-3739
Vulnerability from fkie_nvd
Published
2016-05-20 14:59
Modified
2025-04-12 10:46
Severity ?
Summary
The (1) mbed_connect_step1 function in lib/vtls/mbedtls.c and (2) polarssl_connect_step1 function in lib/vtls/polarssl.c in cURL and libcurl before 7.49.0, when using SSLv3 or making a TLS connection to a URL that uses a numerical IP address, allow remote attackers to spoof servers via an arbitrary valid certificate.
References
Impacted products
Vendor | Product | Version | |
---|---|---|---|
haxx | curl | 7.21.0 | |
haxx | curl | 7.21.1 | |
haxx | curl | 7.21.2 | |
haxx | curl | 7.21.3 | |
haxx | curl | 7.21.4 | |
haxx | curl | 7.21.5 | |
haxx | curl | 7.21.6 | |
haxx | curl | 7.21.7 | |
haxx | curl | 7.22.0 | |
haxx | curl | 7.23.0 | |
haxx | curl | 7.23.1 | |
haxx | curl | 7.24.0 | |
haxx | curl | 7.25.0 | |
haxx | curl | 7.26.0 | |
haxx | curl | 7.27.0 | |
haxx | curl | 7.28.0 | |
haxx | curl | 7.28.1 | |
haxx | curl | 7.29.0 | |
haxx | curl | 7.30.0 | |
haxx | curl | 7.31.0 | |
haxx | curl | 7.32.0 | |
haxx | curl | 7.33.0 | |
haxx | curl | 7.34.0 | |
haxx | curl | 7.35.0 | |
haxx | curl | 7.36.0 | |
haxx | curl | 7.38.0 | |
haxx | curl | 7.39.0 | |
haxx | curl | 7.40.0 | |
haxx | curl | 7.41.0 | |
haxx | curl | 7.42.0 | |
haxx | curl | 7.42.1 | |
haxx | curl | 7.43.0 | |
haxx | curl | 7.44.0 | |
haxx | curl | 7.45.0 | |
haxx | curl | 7.46.0 | |
haxx | curl | 7.47.0 | |
haxx | curl | 7.48.0 |
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"5DEBBFCA-6A18-4F8F-B841-50255C952FA0", "vulnerable": true }, { "criteria": "cpe:2.3:a:haxx:curl:7.41.0:*:*:*:*:*:*:*", "matchCriteriaId": "FEEAE437-A645-468B-B283-44799658F534", "vulnerable": true }, { "criteria": "cpe:2.3:a:haxx:curl:7.42.0:*:*:*:*:*:*:*", "matchCriteriaId": "03F7EE95-4EBE-4306-ADFE-A1A92CAD5F24", "vulnerable": true }, { "criteria": "cpe:2.3:a:haxx:curl:7.42.1:*:*:*:*:*:*:*", "matchCriteriaId": "79F7AE71-7A18-4737-9C02-0A3343B3AD4C", "vulnerable": true }, { "criteria": "cpe:2.3:a:haxx:curl:7.43.0:*:*:*:*:*:*:*", "matchCriteriaId": "BC589DE6-773A-43E8-9393-3083DB545671", "vulnerable": true }, { "criteria": "cpe:2.3:a:haxx:curl:7.44.0:*:*:*:*:*:*:*", "matchCriteriaId": "24D735EA-04E3-47E7-A859-3CC1ED887E10", "vulnerable": true }, { "criteria": "cpe:2.3:a:haxx:curl:7.45.0:*:*:*:*:*:*:*", "matchCriteriaId": "063C1A70-0869-4933-88D7-ECE7ACCF0F99", "vulnerable": true }, { "criteria": "cpe:2.3:a:haxx:curl:7.46.0:*:*:*:*:*:*:*", "matchCriteriaId": "70B0A020-3DA1-4753-B810-C60E7CA06839", "vulnerable": true }, { "criteria": "cpe:2.3:a:haxx:curl:7.47.0:*:*:*:*:*:*:*", "matchCriteriaId": "63A18050-0DA7-400A-B564-AC9A020D57CD", "vulnerable": true }, { "criteria": "cpe:2.3:a:haxx:curl:7.48.0:*:*:*:*:*:*:*", "matchCriteriaId": "11D8B02D-5A97-4F9A-8EE8-D60D621E0B0D", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "The (1) mbed_connect_step1 function in lib/vtls/mbedtls.c and (2) polarssl_connect_step1 function in lib/vtls/polarssl.c in cURL and libcurl before 7.49.0, when using SSLv3 or making a TLS connection to a URL that uses a numerical IP address, allow remote attackers to spoof servers via an arbitrary valid certificate." }, { "lang": "es", "value": "Las funciones (1) mbed_connect_step1 en lib/vtls/mbedtls.c y (2) polarssl_connect_step1 en lib/vtls/polarssl.c en cURL y libcurl en versiones anteriores 7.49.0, cuando usan SSLv3 o hacen una conexi\u00f3n TSL a una URL que usa una direcci\u00f3n IP num\u00e9rica, permiten a atacantes remotos enga\u00f1ar a los servidores a trav\u00e9s de un certificado arbitrario v\u00e1lido." } ], "id": "CVE-2016-3739", "lastModified": "2025-04-12T10:46:40.837", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "LOW", "cvssData": { "accessComplexity": "HIGH", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 2.6, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:H/Au:N/C:N/I:P/A:N", "version": "2.0" }, "exploitabilityScore": 4.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true } ], "cvssMetricV30": [ { "cvssData": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N", "version": "3.0" }, "exploitabilityScore": 1.6, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary" } ] }, "published": "2016-05-20T14:59:05.450", "references": [ { "source": "secalert@redhat.com", "url": "http://www.openwall.com/lists/oss-security/2024/03/27/4" }, { "source": "secalert@redhat.com", "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html" }, { "source": "secalert@redhat.com", "url": "http://www.securityfocus.com/bid/90726" }, { "source": "secalert@redhat.com", "url": "http://www.securitytracker.com/id/1035907" }, { "source": "secalert@redhat.com", "url": "http://www.slackware.com/security/viewer.php?l=slackware-security\u0026y=2016\u0026m=slackware-security.495349" }, { "source": "secalert@redhat.com", "tags": [ "Vendor Advisory" ], "url": "https://curl.haxx.se/CVE-2016-3739.patch" }, { "source": "secalert@redhat.com", "url": "https://curl.haxx.se/changes.html#7_49_0" }, { "source": "secalert@redhat.com", "tags": [ "Vendor Advisory" ], "url": "https://curl.haxx.se/docs/adv_20160518.html" }, { "source": "secalert@redhat.com", "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149" }, { "source": "secalert@redhat.com", "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722" }, { "source": "secalert@redhat.com", "url": "https://security.gentoo.org/glsa/201701-47" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2024/03/27/4" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/90726" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id/1035907" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.slackware.com/security/viewer.php?l=slackware-security\u0026y=2016\u0026m=slackware-security.495349" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ], "url": "https://curl.haxx.se/CVE-2016-3739.patch" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://curl.haxx.se/changes.html#7_49_0" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ], "url": "https://curl.haxx.se/docs/adv_20160518.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/201701-47" } ], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Deferred", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-20" } ], "source": "nvd@nist.gov", "type": "Primary" } ] }
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Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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