{"api_version":"1","generated_at":"2026-07-23T13:58:01+00:00","cve":"CVE-2023-33980","urls":{"html":"https://cve.report/CVE-2023-33980","api":"https://cve.report/api/cve/CVE-2023-33980.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2023-33980","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-33980"},"summary":{"title":"CVE-2023-33980","description":"Bramble Synchronisation Protocol (BSP) in Briar before 1.4.22 allows attackers to cause a denial of service (repeated application crashes) via a series of long messages to a contact.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2023-05-24 18:15:00","updated_at":"2023-06-01 13:55:00"},"problem_types":["CWE-400"],"metrics":[],"references":[{"url":"https://ethz.ch/content/dam/ethz/special-interest/infk/inst-infsec/appliedcrypto/education/theses/report_YuanmingSong.pdf","name":"https://ethz.ch/content/dam/ethz/special-interest/infk/inst-infsec/appliedcrypto/education/theses/report_YuanmingSong.pdf","refsource":"MISC","tags":[],"title":"","mime":"application/pdf","httpstatus":"200","archivestatus":"404"},{"url":"https://briarproject.org/news/2023-three-security-issues-found-and-fixed/","name":"https://briarproject.org/news/2023-three-security-issues-found-and-fixed/","refsource":"MISC","tags":[],"title":"Three security issues found and fixed -  Briar","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-33980","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-33980","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2023","cve_id":"33980","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"briarproject","cpe5":"briar","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2023-33980","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":"Bramble Synchronisation Protocol (BSP) in Briar before 1.4.22 allows attackers to cause a denial of service (repeated application crashes) via a series of long messages to a contact."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"url":"https://briarproject.org/news/2023-three-security-issues-found-and-fixed/","refsource":"MISC","name":"https://briarproject.org/news/2023-three-security-issues-found-and-fixed/"},{"url":"https://ethz.ch/content/dam/ethz/special-interest/infk/inst-infsec/appliedcrypto/education/theses/report_YuanmingSong.pdf","refsource":"MISC","name":"https://ethz.ch/content/dam/ethz/special-interest/infk/inst-infsec/appliedcrypto/education/theses/report_YuanmingSong.pdf"}]}},"nvd":{"publishedDate":"2023-05-24 18:15:00","lastModifiedDate":"2023-06-01 13:55:00","problem_types":["CWE-400"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/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}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:briarproject:briar:*:*:*:*:*:*:*:*","versionEndExcluding":"1.4.22","cpe_name":[]}]}]}},"legacy_mitre":{"record":null,"notes":[]}}}