The "Mark of the Web" was not correctly saved on Windows when files with very long names were downloaded from the Internet. Without the Mark of the Web data, the security warning that Windows displays before running executables downloaded from the Internet is not shown. Note: This attack only affects Windows operating systems. Other operating systems are unaffected. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Freebsd | — | Upgrade libxulUpgrade seamonkeyUpgrade thunderbirdUpgrade firefoxUpgrade linux-seamonkeyUpgrade firefox-esrUpgrade linux-thunderbirdUpgrade linux-firefox | Jun 16, 2017 | Jun 13, 2017 |
| Mfsa2017 15 | — | Upgrade to Mozilla Firefox version 54.0Upgrade to the latest version of Mozilla Firefox | Jul 12, 2018 | Jun 11, 2018 |
| Mfsa2017 16 | — | Upgrade to Mozilla Firefox ESR version 52.2Upgrade to the latest version of Mozilla Firefox | Jun 14, 2017 | Jun 13, 2017 |
| Mozilla Thunderbird | — | Upgrade to the latest version of Mozilla ThunderbirdUpgrade to Mozilla Thunderbird version 52.2 | Jun 15, 2017 | Jun 14, 2017 |
| Oracle Solaris | — | Upgrade web/browser/firefox to version 52.2.0-0.175.3.22.0.2.0 on Solaris 11.3Upgrade web/browser/firefox/plugin/firefox-java to version 52.2.0-0.175.3.22.0.2.0 on Solaris 11.3Upgrade mail/thunderbird/plugin/thunderbird-lightning to version 52.2.0-0.175.3.22.0.3.0 on Solaris 11.3Upgrade web/data/firefox-bookmarks to version 52.2.0-0.175.3.22.0.2.0 on Solaris 11.3Upgrade mail/thunderbird to version 52.2.0-0.175.3.22.0.3.0 on Solaris 11.3 | Jul 19, 2017 | Jul 19, 2017 |
| Suse | — | Upgrade mozilla-nss-x86Upgrade MozillaThunderbird-buildsymbolsUpgrade mozilla-nss-develUpgrade libfreebl3-x86Upgrade libfreebl3Upgrade libsoftokn3Upgrade mozilla-nss-32bitUpgrade MozillaFirefoxUpgrade libfreebl3-32bitUpgrade mozilla-nss-toolsUpgrade MozillaFirefox-branding-SLEDUpgrade MozillaThunderbird-develUpgrade mozillafirefox-branding-sleUpgrade libsoftokn3-x86Upgrade MozillaFirefox-translationsUpgrade firefox-libstdc++6Upgrade MozillaFirefox-develUpgrade MozillaFirefox-translations-commonUpgrade MozillaThunderbirdUpgrade firefox-libffi4Upgrade mozilla-nssUpgrade MozillaThunderbird-translations-commonUpgrade libsoftokn3-32bitUpgrade MozillaFirefox-translations-otherUpgrade MozillaThunderbird-translations-other | Jun 19, 2017 | Jun 13, 2017 |
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