{"schemaVersion":3,"id":"USN-6405-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"thunderbird vulnerabilities\n\nMultiple security issues were discovered in Thunderbird. If a user were\ntricked into opening a specially crafted website in a browsing context, an\nattacker could potentially exploit these to cause a denial of service,\nobtain sensitive information, bypass security restrictions, cross-site\ntracing, or execute arbitrary code. (CVE-2023-4057, CVE-2023-4577,\nCVE-2023-4578, CVE-2023-4583, CVE-2023-4585, CVE-2023-5169, CVE-2023-5171,\nCVE-2023-5176)\n\nAndrew McCreight discovered that Thunderbird did not properly manage during\nthe worker lifecycle. An attacker could potentially exploit this issue to\ncause a denial of service. (CVE-2023-3600)\n\nHarveer Singh discovered that Thunderbird did not store push notifications\nin private browsing mode in encrypted form. An attacker could potentially\nexploit this issue to obtain sensitive information. (CVE-2023-4580)\n\nClément Lecigne discovered that Thunderbird did not properly manage memory\nwhen handling VP8 media stream. An attacker-controlled VP8 media stream\ncould lead to a heap buffer overflow in the content process, resulting in a\ndenial of service, or possibly execute arbitrary code. (CVE-2023-5217)","dates":{"published":"2023-10-03T09:29:09.000Z","modified":"2026-04-22T10:40:02.982Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":null,"severity":"unknown","version":null,"versionLabel":null,"source":null,"vector":null,"computed":false,"selection":"none"},"metrics":[]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"ubuntu","product":"thunderbird","name":"thunderbird","label":"thunderbird","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/thunderbird","purlType":"deb","versions":[{"text":"< 1:115.3.1+build1-0ubuntu0.20.04.1","noFixRecorded":false,"fixedIn":null},{"text":"< 1:115.3.1+build1-0ubuntu0.22.04.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:115.3.1+build1-0ubuntu0.20.04.1 | < 1:115.3.1+build1-0ubuntu0.22.04.2","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-6405-1","label":"ubuntu.com/security/notices/USN-6405-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2023-3600","label":"ubuntu.com/security/CVE-2023-3600","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-4057","label":"ubuntu.com/security/CVE-2023-4057","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-4577","label":"ubuntu.com/security/CVE-2023-4577","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-4578","label":"ubuntu.com/security/CVE-2023-4578","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-4580","label":"ubuntu.com/security/CVE-2023-4580","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-4583","label":"ubuntu.com/security/CVE-2023-4583","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-4585","label":"ubuntu.com/security/CVE-2023-4585","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-5169","label":"ubuntu.com/security/CVE-2023-5169","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-5171","label":"ubuntu.com/security/CVE-2023-5171","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-5176","label":"ubuntu.com/security/CVE-2023-5176","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-5217","label":"ubuntu.com/security/CVE-2023-5217","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2023-3600","CVE-2023-4057","CVE-2023-4577","CVE-2023-4578","CVE-2023-4580","CVE-2023-4583","CVE-2023-4585","CVE-2023-5169","CVE-2023-5171","CVE-2023-5176","CVE-2023-5217"],"downstream":[],"duplicates":[],"related":["CVE-2023-3600","CVE-2023-4057","CVE-2023-4577","CVE-2023-4578","CVE-2023-4580","CVE-2023-4583","CVE-2023-4585","CVE-2023-5169","CVE-2023-5171","CVE-2023-5176","CVE-2023-5217"]},"timeline":[{"kind":"published","date":"2023-10-03T09:29:09.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-22T10:40:02.982Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":0,"level":"minimal","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T21:36:21.826Z","stale":false,"partial":false}}