{"id":"USN-5058-1","summary":"thunderbird vulnerabilities","details":"It was discovered that Thunderbird didn't ignore IMAP server responses\nprior to completion of the STARTTLS handshake. A person-in-the-middle\ncould potentially exploit this to trick Thunderbird into showing incorrect\ninformation. (CVE-2021-29969)\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, or\nexecute arbitrary code. (CVE-2021-29970, CVE-2021-29976, CVE-2021-29980,\nCVE-2021-29984, CVE-2021-29985, CVE-2021-29986, CVE-2021-29988,\nCVE-2021-29989, CVE-2021-30547)\n","modified":"2026-02-10T04:42:17Z","published":"2021-08-31T12:15:03Z","related":["UBUNTU-CVE-2021-29969","UBUNTU-CVE-2021-29970","UBUNTU-CVE-2021-29976","UBUNTU-CVE-2021-29980","UBUNTU-CVE-2021-29984","UBUNTU-CVE-2021-29985","UBUNTU-CVE-2021-29986","UBUNTU-CVE-2021-29988","UBUNTU-CVE-2021-29989","UBUNTU-CVE-2021-30547"],"upstream":["CVE-2021-29969","CVE-2021-29970","CVE-2021-29976","CVE-2021-29980","CVE-2021-29984","CVE-2021-29985","CVE-2021-29986","CVE-2021-29988","CVE-2021-29989","CVE-2021-30547","UBUNTU-CVE-2021-29969","UBUNTU-CVE-2021-29970","UBUNTU-CVE-2021-29976","UBUNTU-CVE-2021-29980","UBUNTU-CVE-2021-29984","UBUNTU-CVE-2021-29985","UBUNTU-CVE-2021-29986","UBUNTU-CVE-2021-29988","UBUNTU-CVE-2021-29989","UBUNTU-CVE-2021-30547"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5058-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-29969"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-29970"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-29976"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-29980"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-29984"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-29985"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-29986"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-29988"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-29989"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-30547"}],"affected":[{"package":{"name":"thunderbird","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/thunderbird@1:78.13.0+build1-0ubuntu0.18.04.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:78.13.0+build1-0ubuntu0.18.04.1"}]}],"versions":["1:52.4.0+build1-0ubuntu2","1:52.6.0+build1-0ubuntu1","1:52.7.0+build1-0ubuntu1","1:52.8.0+build1-0ubuntu0.18.04.1","1:52.9.1+build3-0ubuntu0.18.04.1","1:60.2.1+build1-0ubuntu0.18.04.2","1:60.4.0+build2-0ubuntu0.18.04.1","1:60.5.1+build2-0ubuntu0.18.04.1","1:60.6.1+build2-0ubuntu0.18.04.1","1:60.7.0+build1-0ubuntu0.18.04.1","1:60.7.1+build1-0ubuntu0.18.04.1","1:60.7.2+build2-0ubuntu0.18.04.1","1:60.8.0+build1-0ubuntu0.18.04.1","1:60.9.0+build1-0ubuntu0.18.04.1","1:68.2.1+build1-0ubuntu0.18.04.1","1:68.2.2+build1-0ubuntu0.18.04.1","1:68.4.1+build1-0ubuntu0.18.04.1","1:68.7.0+build1-0ubuntu0.18.04.1","1:68.8.0+build2-0ubuntu0.18.04.2","1:68.10.0+build1-0ubuntu0.18.04.1","1:78.8.1+build1-0ubuntu0.18.04.1","1:78.11.0+build1-0ubuntu0.18.04.2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1:78.13.0+build1-0ubuntu0.18.04.1","binary_name":"thunderbird"},{"binary_version":"1:78.13.0+build1-0ubuntu0.18.04.1","binary_name":"thunderbird-dev"},{"binary_version":"1:78.13.0+build1-0ubuntu0.18.04.1","binary_name":"thunderbird-gnome-support"},{"binary_version":"1:78.13.0+build1-0ubuntu0.18.04.1","binary_name":"thunderbird-mozsymbols"},{"binary_version":"1:78.13.0+build1-0ubuntu0.18.04.1","binary_name":"xul-ext-calendar-timezones"},{"binary_version":"1:78.13.0+build1-0ubuntu0.18.04.1","binary_name":"xul-ext-gdata-provider"},{"binary_version":"1:78.13.0+build1-0ubuntu0.18.04.1","binary_name":"xul-ext-lightning"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5058-1.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-29969"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-29970"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-29976"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-29980"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-29984"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-29985"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-29986"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-29988"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-29989"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-30547"}],"ecosystem":"Ubuntu:18.04:LTS"}}},{"package":{"name":"thunderbird","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/thunderbird@1:78.13.0+build1-0ubuntu0.20.04.2?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:78.13.0+build1-0ubuntu0.20.04.2"}]}],"versions":["1:68.1.2+build1-0ubuntu1","1:68.1.2+build1-0ubuntu2","1:68.2.1+build1-0ubuntu1","1:68.2.2+build1-0ubuntu1","1:68.3.0+build2-0ubuntu1","1:68.3.1+build1-0ubuntu2","1:68.4.1+build1-0ubuntu1","1:68.4.2+build2-0ubuntu1","1:68.5.0+build1-0ubuntu1","1:68.6.0+build2-0ubuntu1","1:68.7.0+build1-0ubuntu1","1:68.7.0+build1-0ubuntu2","1:68.8.0+build2-0ubuntu0.20.04.2","1:68.10.0+build1-0ubuntu0.20.04.1","1:78.7.1+build1-0ubuntu0.20.04.1","1:78.8.1+build1-0ubuntu0.20.04.1","1:78.11.0+build1-0ubuntu0.20.04.2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1:78.13.0+build1-0ubuntu0.20.04.2","binary_name":"thunderbird"},{"binary_version":"1:78.13.0+build1-0ubuntu0.20.04.2","binary_name":"thunderbird-dev"},{"binary_version":"1:78.13.0+build1-0ubuntu0.20.04.2","binary_name":"thunderbird-gnome-support"},{"binary_version":"1:78.13.0+build1-0ubuntu0.20.04.2","binary_name":"thunderbird-mozsymbols"},{"binary_version":"1:78.13.0+build1-0ubuntu0.20.04.2","binary_name":"xul-ext-calendar-timezones"},{"binary_version":"1:78.13.0+build1-0ubuntu0.20.04.2","binary_name":"xul-ext-gdata-provider"},{"binary_version":"1:78.13.0+build1-0ubuntu0.20.04.2","binary_name":"xul-ext-lightning"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5058-1.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-29969"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-29970"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-29976"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-29980"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-29984"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-29985"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-29986"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-29988"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-29989"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-30547"}],"ecosystem":"Ubuntu:20.04:LTS"}}}],"schema_version":"1.7.3"}