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CVE-2017-5383

Published: 25 January 2017

URLs containing certain unicode glyphs for alternative hyphens and quotes do not properly trigger punycode display, allowing for domain name spoofing attacks in the location bar. This vulnerability affects Thunderbird < 45.7, Firefox ESR < 45.7, and Firefox < 51.

Priority

Medium

CVSS 3 base score: 5.3

Status

Package Release Status
firefox
Launchpad, Ubuntu, Debian
Upstream
Released (51)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (51.0.1+build2-0ubuntu0.16.04.1)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was released [51.0.1+build2-0ubuntu0.14.04.1])
thunderbird
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 16.04 ESM (Xenial Xerus)
Released (1:45.7.0+build1-0ubuntu0.16.04.1)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was released [1:45.7.0+build1-0ubuntu0.14.04.1])