During the plaintext phase of the STARTTLS connection setup, protocol commands could have been injected and evaluated within the encrypted session. This vulnerability affects Thunderbird < 78.7.
CVSS Details
- CVSS 3.1 Base Score: 8.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade thunderbird | Aug 22, 2024 | Dec 22, 2022 |
| Amazon Linux Ami 2 | — | Upgrade thunderbirdUpgrade thunderbird-debuginfo | Feb 22, 2021 | Feb 22, 2021 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Dec 22, 2022 |
| Centos_linux | — | Upgrade thunderbird-debuginfoUpgrade thunderbirdUpgrade thunderbird-debugsource | Jan 29, 2021 | Jan 28, 2021 |
| Debian | — | Upgrade thunderbird | Feb 2, 2021 | Feb 2, 2021 |
| Gentoo Linux | — | Upgrade mail-client/thunderbird-bin.Upgrade mail-client/thunderbird. | Feb 1, 2021 | Feb 1, 2021 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 78.7 | Jan 27, 2021 | Jan 26, 2021 |
| Oracle Solaris | — | Upgrade web/browser/firefox to version 78.8.0-11.4.31.0.1.88.4 on Solaris 11.4Upgrade mail/thunderbird to version 78.8.0-11.4.31.0.1.88.4 on Solaris 11.4Upgrade web/data/firefox-bookmarks to version 78.8.0-11.4.31.0.1.88.4 on Solaris 11.4 | Mar 17, 2021 | Mar 17, 2021 |
| Oracle_linux | — | Upgrade thunderbird | Jan 29, 2021 | Jan 26, 2021 |
| Redhat_linux | — | No solution existsUpgrade thunderbird-debuginfoUpgrade thunderbird-debugsourceUpgrade thunderbird | Jan 29, 2021 | Jan 28, 2021 |
| Suse | — | Upgrade mozillathunderbirdUpgrade mozillathunderbird-translations-commonUpgrade mozillathunderbird-translations-other | Feb 1, 2021 | Jan 29, 2021 |
| Ubuntu | — | Upgrade thunderbird | Feb 17, 2021 | Jan 29, 2021 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub