vulnerability
MFSA2017-02 Firefox: Security vulnerabilities fixed in Firefox ESR 45.7 (CVE-2017-5383)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:P/A:N) | Jan 24, 2017 | Jan 25, 2017 | Aug 11, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:P/A:N)
Published
Jan 24, 2017
Added
Jan 25, 2017
Modified
Aug 11, 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.
Solution
mozilla-firefox-esr-upgrade-45_7
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