As part of a winning Pwn2Own entry, a researcher demonstrated a sandbox escape by installing a malicious language pack and then opening a browser feature that used the compromised translation. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.
CVSS Details
- CVSS 3.1 Base Score: 8.3
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade firefox-esr | Nov 8, 2019 | Jul 23, 2019 |
| Amazon Linux Ami 2 | — | Upgrade thunderbird-debuginfoUpgrade thunderbird | Apr 27, 2020 | Jul 23, 2019 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jul 23, 2019 |
| Centos_linux | — | Upgrade thunderbirdUpgrade firefoxUpgrade thunderbird-debugsourceUpgrade thunderbird-debuginfoUpgrade firefox-debuginfoUpgrade firefox-debugsource | Jul 16, 2019 | Jul 9, 2019 |
| Debian | — | Upgrade thunderbirdUpgrade firefox-esr | Jul 15, 2019 | Jul 15, 2019 |
| Freebsd | — | Upgrade seamonkeyUpgrade linux-seamonkeyUpgrade thunderbirdUpgrade firefoxUpgrade firefox-esrUpgrade libxulUpgrade linux-thunderbirdUpgrade waterfoxUpgrade linux-firefox | Jul 11, 2019 | Jul 9, 2019 |
| Gentoo Linux | — | Upgrade mail-client/thunderbird-bin.Upgrade mail-client/thunderbird.Upgrade www-client/firefox.Upgrade www-client/firefox-bin. | Aug 16, 2019 | Jul 23, 2019 |
| Mfsa2019 21 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox version 68.0 | Jul 10, 2019 | Jul 9, 2019 |
| Mfsa2019 22 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox ESR version 60.8 | Jul 10, 2019 | Jul 9, 2019 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 60.8Upgrade to the latest version of Mozilla Thunderbird | Jul 12, 2019 | Jul 9, 2019 |
| Oracle Solaris | — | Upgrade web/browser/firefox to version 60.8.0-11.4.12.0.1.3.0 on Solaris 11.4Upgrade mail/thunderbird/plugin/thunderbird-lightning to version 60.8.0-11.4.12.0.1.3.0 on Solaris 11.4Upgrade web/data/firefox-bookmarks to version 60.8.0-11.4.12.0.1.3.0 on Solaris 11.4Upgrade mail/thunderbird to version 60.8.0-11.4.12.0.1.3.0 on Solaris 11.4 | Aug 21, 2019 | Jul 23, 2019 |
| Oracle_linux | — | Upgrade firefoxUpgrade thunderbird | Jul 12, 2019 | Jul 10, 2019 |
| Redhat_linux | — | Upgrade firefox-debuginfoUpgrade firefox-debugsourceUpgrade thunderbird-debuginfoNo solution existsUpgrade thunderbird-debugsourceUpgrade thunderbirdUpgrade firefox | Jul 12, 2019 | Jul 11, 2019 |
| Suse | — | Upgrade mozilla-nspr-32bitUpgrade libfirefox-gthread-2_0-0Upgrade MozillaFirefox-translations-commonUpgrade firefox-gtk3-immodule-inuktitutUpgrade mozilla-nss-sysinit-32bitUpgrade firefox-gtk3-immodule-amharicUpgrade firefox-gdk-pixbuf-query-loadersUpgrade firefox-gtk3-immodule-multipressUpgrade mozilla-nsprUpgrade mozillafirefox-branding-upstreamUpgrade firefox-gtk3-immodules-tigrignaUpgrade MozillaFirefoxUpgrade mozillafirefox-branding-sleUpgrade firefox-gtk3-langUpgrade firefox-libatk-1_0-0Upgrade firefox-libharfbuzz0Upgrade firefox-glib2-langUpgrade firefox-gtk3-immodule-vietnameseUpgrade firefox-gio-branding-upstreamUpgrade firefox-gtk3-dataUpgrade libsoftokn3-hmac-32bitUpgrade libfirefox-gobject-2_0-0Upgrade MozillaFirefox-develUpgrade firefox-gtk3-immodule-thaiUpgrade MozillaThunderbird-buildsymbolsUpgrade firefox-libffi4Upgrade mozilla-nss-toolsUpgrade libfreebl3-hmacUpgrade libsoftokn3-32bitUpgrade firefox-libcairo-gobject2Upgrade mozilla-nss-sysinitUpgrade MozillaThunderbirdUpgrade mozilla-nspr-develUpgrade libsoftokn3Upgrade MozillaFirefox-branding-SLEDUpgrade libsoftokn3-hmacUpgrade mozilla-nss-32bitUpgrade firefox-libgdk_pixbuf-2_0-0Upgrade firefox-gdk-pixbuf-thumbnailerUpgrade mozilla-nss-certs-32bitUpgrade firefox-libpango-1_0-0Upgrade MozillaThunderbird-translations-otherUpgrade MozillaFirefox-translations-otherUpgrade firefox-libffi7Upgrade firefox-gtk3-toolsUpgrade mozillafirefox-buildsymbolsUpgrade mozilla-nssUpgrade firefox-gtk3-immodule-ximUpgrade libfreebl3-hmac-32bitUpgrade mozilla-nss-develUpgrade firefox-libcairo2Upgrade firefox-gtk3-branding-upstreamUpgrade libfirefox-gio-2_0-0Upgrade libfreebl3-32bitUpgrade firefox-glib2-toolsUpgrade MozillaThunderbird-translations-commonUpgrade firefox-gdk-pixbuf-langUpgrade mozilla-nss-certsUpgrade libfirefox-gmodule-2_0-0Upgrade libfreebl3Upgrade firefox-libgtk-3-0Upgrade libfirefox-glib-2_0-0Upgrade firefox-atk-lang | Jul 18, 2019 | Jul 9, 2019 |
| Ubuntu | — | Upgrade thunderbirdUpgrade firefox | Jul 13, 2019 | Jul 9, 2019 |
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