Several fonts on OS X display some Tibetan and Arabic characters as whitespace. When used in the addressbar as part of an IDN this can be used for domain name spoofing attacks. Note: This attack only affects OS X operating systems. Other operating systems are unaffected. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.
CVSS Details
- CVSS 3.1 Base Score: 5.3
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade firefox-esr | Dec 1, 2017 | Oct 25, 2017 |
| Freebsd | — | Upgrade linux-firefoxUpgrade firefox-esrUpgrade linux-thunderbirdUpgrade firefoxUpgrade seamonkeyUpgrade linux-seamonkeyUpgrade libxulUpgrade thunderbird | Sep 29, 2017 | Sep 29, 2017 |
| Gentoo Linux | — | Upgrade mail-client/thunderbird-bin.Upgrade mail-client/thunderbird. | Apr 5, 2018 | Mar 28, 2018 |
| Mfsa2017 21 | — | Upgrade to Mozilla Firefox version 56.0 | Jul 12, 2018 | Jun 11, 2018 |
| Mfsa2017 22 | — | Upgrade to Mozilla Firefox ESR version 52.4 | Sep 29, 2017 | Sep 28, 2017 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 52.4 | Oct 11, 2017 | Oct 9, 2017 |
| Oracle Solaris | — | Upgrade mail/thunderbird/plugin/thunderbird-lightning to version 52.4.0-0.175.3.26.0.4.0 on Solaris 11.3Upgrade web/browser/firefox/plugin/firefox-java to version 52.4.0-0.175.3.25.0.3.0 on Solaris 11.3Upgrade web/browser/firefox to version 52.4.0-0.175.3.25.0.3.0 on Solaris 11.3Upgrade web/data/firefox-bookmarks to version 52.4.0-0.175.3.25.0.3.0 on Solaris 11.3Upgrade mail/thunderbird to version 52.4.0-0.175.3.26.0.4.0 on Solaris 11.3 | Nov 30, 2017 | Nov 30, 2017 |
| Suse | — | Upgrade libfreebl3-hmacUpgrade mozilla-nss-sysinitUpgrade libfreebl3-hmac-32bitUpgrade libsoftokn3-32bitUpgrade libsoftokn3-hmac-32bitUpgrade MozillaThunderbird-develUpgrade libsoftokn3-x86Upgrade libsoftokn3Upgrade libfreebl3-x86Upgrade mozillafirefox-translations-otherUpgrade mozillathunderbird-translations-commonUpgrade MozillaThunderbird-buildsymbolsUpgrade MozillaFirefox-translationsUpgrade mozillathunderbird-translations-otherUpgrade mozillafirefox-translations-commonUpgrade mozilla-nss-32bitUpgrade mozilla-nss-certsUpgrade mozilla-nss-sysinit-32bitUpgrade mozilla-nss-toolsUpgrade libfreebl3-32bitUpgrade libsoftokn3-hmacUpgrade mozilla-nss-x86Upgrade mozilla-nss-certs-32bitUpgrade mozilla-nssUpgrade mozillafirefoxUpgrade libfreebl3Upgrade mozilla-nss-develUpgrade mozillathunderbirdUpgrade mozillafirefox-devel | Oct 10, 2017 | Sep 28, 2017 |
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