URLs containing certain unicode glyphs for alternative hyphens and quotes do not properly trigger punycode display in Firefox < 51 and Thunderbird < 45.7, allowing for domain name spoofing attacks in the location bar.
URLs containing certain unicode glyphs for alternative hyphens and quotes do not properly trigger punycode display in Firefox < 51 and Thunderbird < 45.7, allowing for domain name spoofing attacks in the location bar.
https://www.mozilla.org/en-US/security/advisories/mfsa2017-01/#CVE-2017-5383 https://bugzilla.mozilla.org/show_bug.cgi?id=1323338 https://bugzilla.mozilla.org/show_bug.cgi?id=1324716