Use of insufficiently random values in Mozilla Thunderbird - CVE-2020-6792

Vulnerability identifier: #VU25129

CSH Severity: Low

CVSS v4: 6.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-6792

CWE-ID: CWE-330

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows an attacker to gain access to sensitive information.

The vulnerability exists due to an error in the message ID calculation processes that used uninitialized data in addition to the message contents.

Mozilla Thunderbird
Arch Linux
Gentoo Linux
CentOS
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux for x86_64
Slackware Linux
Opensuse
Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions
thunderbird (Debian package)
thunderbird (Ubuntu package)
thunderbird (Alpine package)

Install updates from vendor's website.

Mozilla Thunderbird - update to 68.5.0
thunderbird (Debian package) - addressed in versions 1:68.5.0-1~deb9u1, 1:68.5.0-1~deb10u1
thunderbird (Ubuntu package) - update to 1:68.7.0+build1-0ubuntu0.16.04.2
thunderbird (Alpine package) - update to 68.5.0-r0

• https://www.mozilla.org/en-US/security/advisories/mfsa2020-07/

• Multiple vulnerabilities in Mozilla Thunderbird
• Slackware Linux update for mozilla-thunderbird
• Arch Linux update for thunderbird
• Debian update for thunderbird
• OpenSUSE Linux update for MozillaThunderbird
• Red Hat update for thunderbird
• Red Hat update for thunderbird
• Red Hat update for thunderbird
• Red Hat update for thunderbird
• Gentoo update for Mozilla Thunderbird
• CentOS 7 update for thunderbird
• CentOS 6 update for thunderbird
• Ubuntu update for Thunderbird
• Use of insufficiently random values in thunderbird (Alpine package)