N/A - RHSA-2020:0565

Executive Summary

Summary
Title	thunderbird security update

Informations
Name	RHSA-2020:0565	First vendor Publication	2020-02-20
Vendor	RedHat	Last vendor Modification	2020-02-20
Severity (Vendor)	N/A	Revision	01

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score	NA
Base Score	NA	Environmental Score	NA
impact SubScore	NA	Temporal Score	NA
Exploitabality Sub Score	NA

Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score	N/A	Attack Range	N/A
Cvss Impact Score	N/A	Attack Complexity	N/A
Cvss Expoit Score	N/A	Authentication	N/A
Calculate full CVSS 2.0 Vectors scores

Detail

Problem Description:

An update for thunderbird is now available for Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux AppStream E4S (v. 8.0) - ppc64le, x86_64

3. Description:

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 68.5.0.

Security Fix(es):

* Mozilla: Memory safety bugs fixed in Firefox 73 and Firefox ESR 68.5 (CVE-2020-6800)

* Mozilla: Out-of-bounds read when processing certain email messages (CVE-2020-6793)

* Mozilla: Setting a master password post-Thunderbird 52 does not delete unencrypted previously stored passwords (CVE-2020-6794)

* Mozilla: Crash processing S/MIME messages with multiple signatures (CVE-2020-6795)

* Mozilla: Incorrect parsing of template tag could result in JavaScript injection (CVE-2020-6798)

* Mozilla: Message ID calculation was based on uninitialized data (CVE-2020-6792)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

4. Solution:

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

All running instances of Thunderbird must be restarted for the update to take effect.

5. Bugs fixed (https://bugzilla.redhat.com/):

1801918 - CVE-2020-6798 Mozilla: Incorrect parsing of template tag could result in JavaScript injection 1801920 - CVE-2020-6800 Mozilla: Memory safety bugs fixed in Firefox 73 and Firefox ESR 68.5 1801955 - CVE-2020-6793 Mozilla: Out-of-bounds read when processing certain email messages 1801956 - CVE-2020-6794 Mozilla: Setting a master password post-Thunderbird 52 does not delete unencrypted previously stored passwords 1801957 - CVE-2020-6795 Mozilla: Crash processing S/MIME messages with multiple signatures 1801958 - CVE-2020-6792 Mozilla: Message ID calculation was based on uninitialized data