Information disclosure in Mozilla Thunderbird - CVE-2018-5184

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Main Vulnerability Database Vulnerabilities #VU12856

Information disclosure in Mozilla Thunderbird - CVE-2018-5184

Published: May 21, 2018


Vulnerability identifier: #VU12856
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-5184
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists due to insufficient validation of user-supplied input. A remote attacker can use remote content in encrypted messages and disclose plaintext.

Affected software

Mozilla Thunderbird
Gentoo Linux
Arch Linux
Debian Linux
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux for ARM
Red Hat Enterprise Linux for Power
SUSE Linux
Ubuntu
openSUSE Leap
thunderbird (Ubuntu package)

How to mitigate CVE-2018-5184

Update to version 52.8.

thunderbird (Ubuntu package) - addressed in versions 1:52.8.0+build1-0ubuntu0.14.04.1, 1:52.8.0+build1-0ubuntu0.16.04.1, 1:52.8.0+build1-0ubuntu0.17.10.1, 1:52.8.0+build1-0ubuntu0.18.04.1

External References

Related Security Bulletins