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CentOS Linux: CVE-2018-18509: Important: thunderbird security update (Multiple Advisories)

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CentOS Linux: CVE-2018-18509: Important: thunderbird security update (Multiple Advisories)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:P/A:N)
Published
04/26/2019
Created
08/29/2019
Added
08/28/2019
Modified
05/25/2023

Description

A flaw during verification of certain S/MIME signatures causes emails to be shown in Thunderbird as having a valid digital signature, even if the shown message contents aren't covered by the signature. The flaw allows an attacker to reuse a valid S/MIME signature to craft an email message with arbitrary content. This vulnerability affects Thunderbird < 60.5.1.

Solution(s)

  • centos-upgrade-thunderbird
  • centos-upgrade-thunderbird-debuginfo
  • centos-upgrade-thunderbird-debugsource

References

  • CVE-2018-18509
  • RHSA-2019:1144

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