{"api_version":"1","generated_at":"2026-05-13T05:23:35+00:00","cve":"CVE-2018-9261","urls":{"html":"https://cve.report/CVE-2018-9261","api":"https://cve.report/api/cve/CVE-2018-9261.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2018-9261","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-9261"},"summary":{"title":"CVE-2018-9261","description":"In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the NBAP dissector could crash with a large loop that ends with a heap-based buffer overflow. This was addressed in epan/dissectors/packet-nbap.c by prohibiting the self-linking of DCH-IDs.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2018-04-04 07:29:00","updated_at":"2023-11-07 03:01:00"},"problem_types":["CWE-834"],"metrics":[],"references":[{"url":"https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=66bc372716e04d6a8afdf6712583c9b5d11fee55","name":"https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=66bc372716e04d6a8afdf6712583c9b5d11fee55","refsource":"MISC","tags":["Patch","Vendor Advisory"],"title":"code.wireshark Code Review - wireshark.git/commit","mime":"text/xml","httpstatus":"200","archivestatus":"200"},{"url":"https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14471","name":"https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14471","refsource":"MISC","tags":["Exploit","Issue Tracking","Vendor Advisory"],"title":"14471 – Crafted NBAP packet causes heap-buffer-overflow write","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.wireshark.org/security/wnpa-sec-2018-18.html","name":"https://www.wireshark.org/security/wnpa-sec-2018-18.html","refsource":"MISC","tags":["Vendor Advisory"],"title":"Wireshark · wnpa-sec-2018-18 · NBAP dissector crash","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=66bc372716e04d6a8afdf6712583c9b5d11fee55","name":"https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=66bc372716e04d6a8afdf6712583c9b5d11fee55","refsource":"","tags":[],"title":"code.wireshark Code Review - wireshark.git/commit","mime":"text/xml","httpstatus":"-1","archivestatus":"200"},{"url":"https://lists.debian.org/debian-lts-announce/2018/05/msg00019.html","name":"[debian-lts-announce] 20180528 [SECURITY] [DLA 1388-1] wireshark security update","refsource":"MLIST","tags":["Mailing List","Third Party Advisory"],"title":"[SECURITY] [DLA 1388-1] wireshark security update","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.debian.org/security/2018/dsa-4217","name":"DSA-4217","refsource":"DEBIAN","tags":["Third Party Advisory"],"title":"Debian -- Security Information -- DSA-4217-1 wireshark","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-9261","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-9261","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2018","cve_id":"9261","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"7.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"9261","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"8.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"9261","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"9.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"9261","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"7.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"9261","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"8.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"9261","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"9.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"9261","vulnerable":"1","versionEndIncluding":"2.2.13","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"wireshark","cpe5":"wireshark","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"9261","vulnerable":"1","versionEndIncluding":"2.4.5","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"wireshark","cpe5":"wireshark","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2018-9261","qid":"501308","title":"Alpine Linux Security Update for wireshark"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2018-9261","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":"In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the NBAP dissector could crash with a large loop that ends with a heap-based buffer overflow. This was addressed in epan/dissectors/packet-nbap.c by prohibiting the self-linking of DCH-IDs."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14471","refsource":"MISC","url":"https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14471"},{"name":"https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=66bc372716e04d6a8afdf6712583c9b5d11fee55","refsource":"MISC","url":"https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=66bc372716e04d6a8afdf6712583c9b5d11fee55"},{"name":"DSA-4217","refsource":"DEBIAN","url":"https://www.debian.org/security/2018/dsa-4217"},{"name":"[debian-lts-announce] 20180528 [SECURITY] [DLA 1388-1] wireshark security update","refsource":"MLIST","url":"https://lists.debian.org/debian-lts-announce/2018/05/msg00019.html"},{"name":"https://www.wireshark.org/security/wnpa-sec-2018-18.html","refsource":"MISC","url":"https://www.wireshark.org/security/wnpa-sec-2018-18.html"}]}},"nvd":{"publishedDate":"2018-04-04 07:29:00","lastModifiedDate":"2023-11-07 03:01:00","problem_types":["CWE-834"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL","baseScore":5},"severity":"MEDIUM","exploitabilityScore":10,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*","versionStartIncluding":"2.2.0","versionEndIncluding":"2.2.13","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*","versionStartIncluding":"2.4.0","versionEndIncluding":"2.4.5","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2018","CveId":"9261","Ordinal":"125657","Title":"CVE-2018-9261","CVE":"CVE-2018-9261","Year":"2018"},"notes":[{"CveYear":"2018","CveId":"9261","Ordinal":"1","NoteData":"In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the NBAP dissector could crash with a large loop that ends with a heap-based buffer overflow. This was addressed in epan/dissectors/packet-nbap.c by prohibiting the self-linking of DCH-IDs.","Type":"Description","Title":null},{"CveYear":"2018","CveId":"9261","Ordinal":"2","NoteData":"2018-04-04","Type":"Other","Title":"Published"},{"CveYear":"2018","CveId":"9261","Ordinal":"3","NoteData":"2018-06-05","Type":"Other","Title":"Modified"}]}}}