{"schemaVersion":3,"id":"USN-3660-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"thunderbird vulnerabilities\n\nMultiple security issues were discovered in Thunderbird. If a user were\ntricked in to opening a specially crafted website in a browsing context,\nan attacker could potentially exploit these to cause a denial of service\nvia application crash, install lightweight themes without user\ninteraction, or execute arbitrary code. (CVE-2018-5150, CVE-2018-5154,\nCVE-2018-5155, CVE-2018-5159, CVE-2018-5168, CVE-2018-5178)\n\nAn issue was discovered when processing message headers in Thunderbird. If\na user were tricked in to opening a specially crafted message, an attacker\ncould potentially exploit this to cause a denial of service via\napplication hang. (CVE-2018-5161)\n\nIt was discovered encrypted messages could leak plaintext via the src\nattribute of remote images or links. An attacker could potentially exploit\nthis to obtain sensitive information. (CVE-2018-5162)\n\nIt was discovered that the filename of an attachment could be spoofed. An\nattacker could potentially exploit this by tricking the user in to opening\nan attachment of a different type to the one expected. (CVE-2018-5170)\n\nMultiple security issues were discovered in Skia. If a user were tricked\nin to opening a specially crafted message, an attacker could potentially\nexploit these to cause a denial of service via application crash, or\nexecute arbitrary code. (CVE-2018-5183)\n\nIt was discovered that S/MIME encrypted messages with remote content could\nleak plaintext via a chosen-ciphertext attack. An attacker could\npotentially exploit this to obtain sensitive information. (CVE-2018-5184)\n\nIt was discovered that plaintext of decrypted emails could leak by\nsubmitting an embedded form. An attacker could potentially exploit this to\nobtain sensitive information. (CVE-2018-5185)","dates":{"published":"2018-05-25T20:41:34.000Z","modified":"2026-04-22T09:46:12.060Z","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":"< 1:52.8.0+build1-0ubuntu0.14.04.1","noFixRecorded":false,"fixedIn":null},{"text":"< 1:52.8.0+build1-0ubuntu0.16.04.1","noFixRecorded":false,"fixedIn":null},{"text":"< 1:52.8.0+build1-0ubuntu0.18.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:52.8.0+build1-0ubuntu0.14.04.1 | < 1:52.8.0+build1-0ubuntu0.16.04.1 | < 1:52.8.0+build1-0ubuntu0.18.04.1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-3660-1","label":"ubuntu.com/security/notices/USN-3660-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2018-5150","label":"ubuntu.com/security/CVE-2018-5150","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-5154","label":"ubuntu.com/security/CVE-2018-5154","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-5155","label":"ubuntu.com/security/CVE-2018-5155","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-5159","label":"ubuntu.com/security/CVE-2018-5159","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-5161","label":"ubuntu.com/security/CVE-2018-5161","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-5162","label":"ubuntu.com/security/CVE-2018-5162","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-5168","label":"ubuntu.com/security/CVE-2018-5168","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-5170","label":"ubuntu.com/security/CVE-2018-5170","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-5178","label":"ubuntu.com/security/CVE-2018-5178","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-5183","label":"ubuntu.com/security/CVE-2018-5183","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-5184","label":"ubuntu.com/security/CVE-2018-5184","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-5185","label":"ubuntu.com/security/CVE-2018-5185","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2018-5150","CVE-2018-5154","CVE-2018-5155","CVE-2018-5159","CVE-2018-5161","CVE-2018-5162","CVE-2018-5168","CVE-2018-5170","CVE-2018-5178","CVE-2018-5183","CVE-2018-5184","CVE-2018-5185"],"downstream":[],"duplicates":[],"related":["CVE-2018-5150","CVE-2018-5154","CVE-2018-5155","CVE-2018-5159","CVE-2018-5161","CVE-2018-5162","CVE-2018-5168","CVE-2018-5170","CVE-2018-5178","CVE-2018-5183","CVE-2018-5184","CVE-2018-5185"]},"timeline":[{"kind":"published","date":"2018-05-25T20:41:34.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-22T09:46:12.060Z","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":"2026-10-19T11:13:38.663Z","stale":false,"partial":false}}