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Ubuntu: (Multiple Advisories) (CVE-2021-23998): Thunderbird vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2021-23998): Thunderbird vulnerabilities

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
04/27/2021
Created
04/28/2021
Added
04/27/2021
Modified
07/06/2021

Description

Through complicated navigations with new windows, an HTTP page could have inherited a secure lock icon from an HTTPS page. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.

Solution(s)

  • ubuntu-upgrade-firefox
  • ubuntu-upgrade-thunderbird

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