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Gentoo FoundationGLSA-202012-20

HistoryDec 23, 2020 - 12:00 a.m.

Mozilla Firefox, Mozilla Thunderbird: Multiple vulnerabilities

2020-12-2300:00:00

Gentoo Foundation

security.gentoo.org

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.004 Low

EPSS

Percentile

72.4%

JSON

Background

Mozilla Firefox is a popular open-source web browser from the Mozilla project.

Mozilla Thunderbird is a popular open-source email client from the Mozilla project.

Description

Multiple vulnerabilities have been discovered in Mozilla Firefox and Mozilla Thunderbird. Please review the CVE identifiers referenced below for details.

Impact

Please review the referenced CVE identifiers for details.

Workaround

There is no known workaround at this time.

Resolution

All Mozilla Firefox users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose "&gt;=www-client/firefox-84.0"

All Mozilla Firefox (bin) users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose "&gt;=www-client/firefox-bin-84.0"

All Mozilla Firefox ESR users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose
 "&gt;=www-client/firefox-78.6.0:0/esr78"

All Mozilla Firefox ESR (bin) users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose
 "&gt;=www-client/firefox-bin-78.6.0:0/esr78"

All Mozilla Thunderbird users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose "&gt;=mail-client/thunderbird-78.6.0"

All Mozilla Thunderbird (bin) users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose
 "&gt;=mail-client/thunderbird-bin-78.6.0"

OSVersionArchitecturePackageVersionFilename
Gentooanyallwww-client/firefox< 84.0UNKNOWN
Gentooanyallwww-client/firefox-bin< 84.0UNKNOWN
Gentooanyallmail-client/thunderbird< 78.6.0UNKNOWN
Gentooanyallmail-client/thunderbird-bin< 78.6.0UNKNOWN

OS	Version	Architecture	Package	Version	Filename
Gentoo	any	all	www-client/firefox	< 84.0	UNKNOWN
Gentoo	any	all	www-client/firefox-bin	< 84.0	UNKNOWN
Gentoo	any	all	mail-client/thunderbird	< 78.6.0	UNKNOWN
Gentoo	any	all	mail-client/thunderbird-bin	< 78.6.0	UNKNOWN