Information disclosure in Mozilla Thunderbird - CVE-2024-1936

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Main Vulnerability Database Vulnerabilities #VU87104

Information disclosure in Mozilla Thunderbird - CVE-2024-1936

Published: March 5, 2024


Vulnerability identifier: #VU87104
CSH Severity: Low
CVSS v4: 1.8 [CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-1936
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to an error in Thunderbird when handling local cache. The encrypted subject of an email message could be incorrectly and permanently assigned to an arbitrary other email message in Thunderbird's local cache. Consequently, when replying to the contaminated email message, the user might accidentally leak the confidential subject to a third party.


Affected software

Mozilla Thunderbird
Debian Linux
Gentoo Linux
Oracle Linux
Anolis OS
Red Hat Enterprise Linux for Power, little endian
CentOS
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Slackware Linux
Fedora
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
mozilla-thunderbird
thunderbird
thunderbird (Red Hat package)
thunderbird (Debian package)
mail-client/thunderbird
mail-client/thunderbird-bin

How to mitigate CVE-2024-1936

Install updates from vendor's website.

Mozilla Thunderbird - update to 115.8.1
mozilla-thunderbird - update to 115.8.1
thunderbird - addressed in versions 115.8.1-1.fc38, 115.8.1-1.fc39, 115.8.1-1.fc40
thunderbird (Red Hat package) - addressed in versions 115.9.0-1.el7_9, 115.9.0-1.el8_2, 115.9.0-1.el8_4, 115.9.0-1.el8_6, 115.9.0-1.el8_8, 115.9.0-1.el8_9, 115.9.0-1.el9_0, 115.9.0-1.el9_2, 115.9.0-1.el9_3
thunderbird (Debian package) - addressed in versions 1:115.9.0-1~deb11u1, 1:115.9.0-1~deb12u1
thunderbird - update to 115.9.0-1.0.1
mail-client/thunderbird - update to 115.10.0
mail-client/thunderbird-bin - update to 115.10.0

External References

Related Security Bulletins