vulnerability

Debian: CVE-2017-5383: firefox-esr, icedove -- security update

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:P/A:N)
Published
Jan 24, 2017
Added
Jan 27, 2017
Modified
Aug 15, 2025

Description

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.

Solutions

debian-upgrade-firefox-esrdebian-upgrade-icedove
Title
NEW

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