Rapid7 Vulnerability & Exploit Database

MFSA2021-48 Firefox: Security Vulnerabilities fixed in Firefox 94 (CVE-2021-43533)

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MFSA2021-48 Firefox: Security Vulnerabilities fixed in Firefox 94 (CVE-2021-43533)

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
11/02/2021
Created
12/09/2021
Added
12/08/2021
Modified
12/13/2021

Description

When parsing internationalized domain names, high bits of the characters in the URLs were sometimes stripped, resulting in inconsistencies that could lead to user confusion or attacks such as phishing. This vulnerability affects Firefox < 94.

Solution(s)

  • mozilla-firefox-upgrade-94_0

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