When manipulating user events in nested loops while opening a document through script, it is possible to trigger a potentially exploitable crash due to poor event handling. This vulnerability affects Firefox < 63, Firefox ESR < 60.3, and Thunderbird < 60.3.
CVSS Details
- CVSS 3.1 Base Score: 9.8
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade firefox-esr | Apr 16, 2019 | Feb 28, 2019 |
| Amazon Linux Ami 2 | — | Upgrade thunderbirdUpgrade thunderbird-debuginfo | Apr 27, 2020 | Feb 28, 2019 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Feb 28, 2019 |
| Centos_linux | — | Upgrade firefox-debuginfoUpgrade thunderbird-debuginfoUpgrade firefoxUpgrade thunderbird | Oct 27, 2018 | Oct 23, 2018 |
| Debian | — | Upgrade firefox-esrUpgrade thunderbird | Oct 25, 2018 | Oct 23, 2018 |
| Freebsd | — | Upgrade libxulUpgrade thunderbirdUpgrade firefox-esrUpgrade firefoxUpgrade linux-thunderbirdUpgrade linux-seamonkeyUpgrade linux-firefoxUpgrade seamonkeyUpgrade waterfox | Oct 24, 2018 | Oct 23, 2018 |
| Gentoo Linux | — | Upgrade mail-client/thunderbird-bin.Upgrade www-client/firefox.Upgrade mail-client/thunderbird.Upgrade www-client/firefox-bin. | Nov 9, 2018 | Nov 9, 2018 |
| Huawei Euleros 2_0_sp2 | — | Upgrade firefox | Oct 4, 2019 | Feb 28, 2019 |
| Huawei Euleros 2_0_sp3 | — | Upgrade firefox | Oct 4, 2019 | Feb 28, 2019 |
| Mfsa2018 26 | — | Upgrade to Mozilla Firefox version 63.0 | Oct 24, 2018 | Oct 23, 2018 |
| Mfsa2018 27 | — | Upgrade to Mozilla Firefox ESR version 60.3 | Oct 24, 2018 | Oct 23, 2018 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 60.3 | Nov 1, 2018 | Oct 31, 2018 |
| Oracle Solaris | — | Upgrade mail/thunderbird/plugin/thunderbird-lightning to version 60.6.1-11.4.9.0.1.2.0 on Solaris 11.4Upgrade web/browser/firefox to version 60.5.0-11.4.6.0.1.4.0 on Solaris 11.4Upgrade mail/thunderbird to version 60.6.1-11.4.9.0.1.2.0 on Solaris 11.4Upgrade web/data/firefox-bookmarks to version 60.5.0-11.4.6.0.1.4.0 on Solaris 11.4 | Feb 20, 2019 | Feb 20, 2019 |
| Oracle_linux | — | Upgrade firefoxUpgrade thunderbird | Nov 2, 2018 | Oct 23, 2018 |
| Redhat_linux | — | Upgrade thunderbirdUpgrade thunderbird-debuginfoUpgrade firefoxUpgrade firefox-debuginfo | Oct 25, 2018 | Oct 24, 2018 |
| Suse | — | Upgrade mozillafirefox-develUpgrade mozillathunderbird-translations-otherUpgrade mozillathunderbirdUpgrade mozillafirefox-buildsymbolsUpgrade mozillafirefoxUpgrade mozillafirefox-branding-upstreamUpgrade mozillafirefox-translations-commonUpgrade MozillaThunderbird-buildsymbolsUpgrade mozillathunderbird-translations-commonUpgrade mozillafirefox-translations-other | Oct 26, 2018 | Oct 23, 2018 |
| Ubuntu | — | Upgrade firefoxUpgrade thunderbird | Nov 7, 2018 | Oct 23, 2018 |
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