{"api_version":"1","generated_at":"2026-07-23T18:57:45+00:00","cve":"CVE-2016-2521","urls":{"html":"https://cve.report/CVE-2016-2521","api":"https://cve.report/api/cve/CVE-2016-2521.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2016-2521","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-2521"},"summary":{"title":"CVE-2016-2521","description":"Untrusted search path vulnerability in the WiresharkApplication class in ui/qt/wireshark_application.cpp in Wireshark 1.12.x before 1.12.10 and 2.0.x before 2.0.2 on Windows allows local users to gain privileges via a Trojan horse riched20.dll.dll file in the current working directory, related to use of QLibrary.","state":"PUBLISHED","assigner":"mitre","published_at":"2016-02-28 04:59:00","updated_at":"2026-05-06 22:30:45"},"problem_types":["CWE-264","n/a"],"metrics":[{"version":"3.0","source":"nvd@nist.gov","type":"Primary","score":"7.8","severity":"HIGH","vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.0","vectorString":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"7.2","severity":"","vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","data":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:C/I:C/A:C","baseScore":7.2,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE"}}],"references":[{"url":"https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=4a79cf2e1ab056faaddd252aa56520435b318a56","name":"https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=4a79cf2e1ab056faaddd252aa56520435b318a56","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"code.wireshark Code Review - wireshark.git/commit","mime":"text/xml","httpstatus":"-1","archivestatus":"200"},{"url":"http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html","name":"http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Oracle Solaris Bulletin - July 2016","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"http://www.wireshark.org/security/wnpa-sec-2016-01.html","name":"http://www.wireshark.org/security/wnpa-sec-2016-01.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"title":"Wireshark · wnpa-sec-2016-01 · DLL hijacking vulnerability in Wireshark","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://security.gentoo.org/glsa/201604-05","name":"https://security.gentoo.org/glsa/201604-05","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Wireshark: Multiple vulnerabilities (GLSA 201604-05) — Gentoo security","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securitytracker.com/id/1035118","name":"http://www.securitytracker.com/id/1035118","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Wireshark Multiple Dissector/Parser Bugs Let Remote Users Deny Service and Let Local Users Gain Elevated Privileges - SecurityTracker","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=4a79cf2e1ab056faaddd252aa56520435b318a56","name":"CONFIRM:https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=4a79cf2e1ab056faaddd252aa56520435b318a56","refsource":"MITRE","tags":[],"title":"code.wireshark Code Review - wireshark.git/commit","mime":"text/xml","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2016-2521","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-2521","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"n/a","product":"n/a","version":"affected n/a","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2016","cve_id":"2521","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"wireshark","cpe5":"wireshark","cpe6":"1.12.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"2521","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"wireshark","cpe5":"wireshark","cpe6":"1.12.1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"2521","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"wireshark","cpe5":"wireshark","cpe6":"1.12.2","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"2521","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"wireshark","cpe5":"wireshark","cpe6":"1.12.3","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"2521","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"wireshark","cpe5":"wireshark","cpe6":"1.12.4","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"2521","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"wireshark","cpe5":"wireshark","cpe6":"1.12.5","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"2521","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"wireshark","cpe5":"wireshark","cpe6":"1.12.6","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"2521","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"wireshark","cpe5":"wireshark","cpe6":"1.12.7","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"2521","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"wireshark","cpe5":"wireshark","cpe6":"1.12.8","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"2521","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"wireshark","cpe5":"wireshark","cpe6":"1.12.9","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"2521","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"wireshark","cpe5":"wireshark","cpe6":"2.0.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"2521","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"wireshark","cpe5":"wireshark","cpe6":"2.0.1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-05T23:32:20.987Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=4a79cf2e1ab056faaddd252aa56520435b318a56"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://www.wireshark.org/security/wnpa-sec-2016-01.html"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html"},{"name":"GLSA-201604-05","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"],"url":"https://security.gentoo.org/glsa/201604-05"},{"name":"1035118","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"],"url":"http://www.securitytracker.com/id/1035118"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"datePublic":"2016-02-21T00:00:00.000Z","descriptions":[{"lang":"en","value":"Untrusted search path vulnerability in the WiresharkApplication class in ui/qt/wireshark_application.cpp in Wireshark 1.12.x before 1.12.10 and 2.0.x before 2.0.2 on Windows allows local users to gain privileges via a Trojan horse riched20.dll.dll file in the current working directory, related to use of QLibrary."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2017-09-07T09:57:01.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"tags":["x_refsource_CONFIRM"],"url":"https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=4a79cf2e1ab056faaddd252aa56520435b318a56"},{"tags":["x_refsource_CONFIRM"],"url":"http://www.wireshark.org/security/wnpa-sec-2016-01.html"},{"tags":["x_refsource_CONFIRM"],"url":"http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html"},{"name":"GLSA-201604-05","tags":["vendor-advisory","x_refsource_GENTOO"],"url":"https://security.gentoo.org/glsa/201604-05"},{"name":"1035118","tags":["vdb-entry","x_refsource_SECTRACK"],"url":"http://www.securitytracker.com/id/1035118"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2016-2521","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Untrusted search path vulnerability in the WiresharkApplication class in ui/qt/wireshark_application.cpp in Wireshark 1.12.x before 1.12.10 and 2.0.x before 2.0.2 on Windows allows local users to gain privileges via a Trojan horse riched20.dll.dll file in the current working directory, related to use of QLibrary."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=4a79cf2e1ab056faaddd252aa56520435b318a56","refsource":"CONFIRM","url":"https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=4a79cf2e1ab056faaddd252aa56520435b318a56"},{"name":"http://www.wireshark.org/security/wnpa-sec-2016-01.html","refsource":"CONFIRM","url":"http://www.wireshark.org/security/wnpa-sec-2016-01.html"},{"name":"http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html","refsource":"CONFIRM","url":"http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html"},{"name":"GLSA-201604-05","refsource":"GENTOO","url":"https://security.gentoo.org/glsa/201604-05"},{"name":"1035118","refsource":"SECTRACK","url":"http://www.securitytracker.com/id/1035118"}]}}}},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2016-2521","datePublished":"2016-02-28T02:00:00.000Z","dateReserved":"2016-02-20T00:00:00.000Z","dateUpdated":"2024-08-05T23:32:20.987Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2016-02-28 04:59:00","lastModifiedDate":"2026-05-06 22:30:45","problem_types":["CWE-264","n/a"],"metrics":{"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:C/I:C/A:C","baseScore":7.2,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE"},"baseSeverity":"HIGH","exploitabilityScore":3.9,"impactScore":10,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:wireshark:wireshark:1.12.0:*:*:*:*:*:*:*","matchCriteriaId":"29AC5E99-9C21-4C2E-AE68-A4B887318577"},{"vulnerable":true,"criteria":"cpe:2.3:a:wireshark:wireshark:1.12.1:*:*:*:*:*:*:*","matchCriteriaId":"B90C8934-01D8-4027-8A38-0B3230CC5077"},{"vulnerable":true,"criteria":"cpe:2.3:a:wireshark:wireshark:1.12.2:*:*:*:*:*:*:*","matchCriteriaId":"49C89A62-69E2-40C5-9C75-FA6601A935A2"},{"vulnerable":true,"criteria":"cpe:2.3:a:wireshark:wireshark:1.12.3:*:*:*:*:*:*:*","matchCriteriaId":"1946DDC9-E49F-4601-8448-E73B0480C880"},{"vulnerable":true,"criteria":"cpe:2.3:a:wireshark:wireshark:1.12.4:*:*:*:*:*:*:*","matchCriteriaId":"E2F85560-F43E-46C5-9CD1-1A1D66E21580"},{"vulnerable":true,"criteria":"cpe:2.3:a:wireshark:wireshark:1.12.5:*:*:*:*:*:*:*","matchCriteriaId":"2518D86A-623D-431E-9574-32B677D5FB94"},{"vulnerable":true,"criteria":"cpe:2.3:a:wireshark:wireshark:1.12.6:*:*:*:*:*:*:*","matchCriteriaId":"FEA2B085-01D2-4707-A9F7-6545E4D6D99A"},{"vulnerable":true,"criteria":"cpe:2.3:a:wireshark:wireshark:1.12.7:*:*:*:*:*:*:*","matchCriteriaId":"FE4BBF1A-4303-456C-AD19-F5BCF6FDD76B"},{"vulnerable":true,"criteria":"cpe:2.3:a:wireshark:wireshark:1.12.8:*:*:*:*:*:*:*","matchCriteriaId":"AD3D5FFB-1A09-4A06-8E83-DF72E39E1891"},{"vulnerable":true,"criteria":"cpe:2.3:a:wireshark:wireshark:1.12.9:*:*:*:*:*:*:*","matchCriteriaId":"94DC7821-59C4-4BD7-BDCA-D0319B209010"},{"vulnerable":true,"criteria":"cpe:2.3:a:wireshark:wireshark:2.0.0:*:*:*:*:*:*:*","matchCriteriaId":"80E2A443-32DB-4C8B-8D2D-AE4F80A154A1"},{"vulnerable":true,"criteria":"cpe:2.3:a:wireshark:wireshark:2.0.1:*:*:*:*:*:*:*","matchCriteriaId":"2EF0B55F-A412-48E2-9047-7CCA8442766D"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2016","CveId":"2521","Ordinal":"1","Title":"CVE-2016-2521","CVE":"CVE-2016-2521","Year":"2016"},"notes":[{"CveYear":"2016","CveId":"2521","Ordinal":"1","NoteData":"Untrusted search path vulnerability in the WiresharkApplication class in ui/qt/wireshark_application.cpp in Wireshark 1.12.x before 1.12.10 and 2.0.x before 2.0.2 on Windows allows local users to gain privileges via a Trojan horse riched20.dll.dll file in the current working directory, related to use of QLibrary.","Type":"Description","Title":"CVE-2016-2521"},{"CveYear":"2016","CveId":"2521","Ordinal":"2","NoteData":"2016-02-27","Type":"Other","Title":"Published"},{"CveYear":"2016","CveId":"2521","Ordinal":"3","NoteData":"2017-09-07","Type":"Other","Title":"Modified"}]}}}