openSUSE Security Update : MozillaThunderbird (openSUSE-2021-387)

high Nessus Plugin ID 147173



The remote openSUSE host is missing a security update.


This update for MozillaThunderbird fixes the following issues :

- Mozilla Thunderbird 78.8

- fixed: Importing an address book from a CSV file always reported an error

- fixed: Security information for S/MIME messages was not displayed correctly prior to a draft being saved

- fixed: Calendar: FileLink UI fixes for Caldav calendars

- fixed: Recurring tasks were always marked incomplete;
unable to use filters

- fixed: Various UI widgets not working

- fixed: Dark theme improvements

- fixed: Extension manager was missing link to addon support web page

- fixed: Various security fixes MFSA 2021-09 (bsc#1182614)

- CVE-2021-23969: Content Security Policy violation report could have contained the destination of a redirect

- CVE-2021-23968: Content Security Policy violation report could have contained the destination of a redirect

- CVE-2021-23973: MediaError message property could have leaked information about cross-origin resources

- CVE-2021-23978: Memory safety bugs fixed in Thunderbird 78.8

This update was imported from the SUSE:SLE-15-SP2:Update update project.


Update the affected MozillaThunderbird packages.

See Also

Plugin Details

Severity: High

ID: 147173

File Name: openSUSE-2021-387.nasl

Version: 1.2

Type: local

Agent: unix

Published: 3/8/2021

Updated: 3/10/2021

Supported Sensors: Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent

Risk Information


Risk Factor: Medium

Score: 5.9


Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Temporal Vector: E:U/RL:OF/RC:C


Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:MozillaThunderbird, p-cpe:/a:novell:opensuse:MozillaThunderbird-debuginfo, p-cpe:/a:novell:opensuse:MozillaThunderbird-debugsource, p-cpe:/a:novell:opensuse:MozillaThunderbird-translations-common, p-cpe:/a:novell:opensuse:MozillaThunderbird-translations-other, cpe:/o:novell:opensuse:15.2

Required KB Items: Host/local_checks_enabled, Host/SuSE/release, Host/SuSE/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 3/5/2021

Vulnerability Publication Date: 2/26/2021

Reference Information

CVE: CVE-2021-23968, CVE-2021-23969, CVE-2021-23973, CVE-2021-23978