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DebianDEBIAN:DSA-4876-1:746EE

HistoryMar 25, 2021 - 9:18 p.m.

[SECURITY] [DSA 4876-1] thunderbird security update

2021-03-2521:18:24

lists.debian.org

CVSS2

6.8

Attack Vector

NETWORK

Attack 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

CVSS3

8.8

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

AI Score

9.1

Confidence

High

EPSS

0.003

Percentile

67.8%

JSON

Debian Security Advisory DSA-4876-1 [email protected]
https://www.debian.org/security/ Moritz Muehlenhoff
March 25, 2021 https://www.debian.org/security/faq

Package : thunderbird
CVE ID : CVE-2021-23981 CVE-2021-23982 CVE-2021-23984 CVE-2021-23987

Multiple security issues were discovered in Thunderbird, which could
result in the execution of arbitrary code or information disclosure.

For the stable distribution (buster), these problems have been fixed in
version 1:78.9.0-1~deb10u1.

We recommend that you upgrade your thunderbird packages.

For the detailed security status of thunderbird please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/thunderbird

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: [email protected]

OSVersionArchitecturePackageVersionFilename
Debian10alliceweasel-l10n-lij< 1:78.9.0esr-1~deb10u1iceweasel-l10n-lij_1:78.9.0esr-1~deb10u1_all.deb
Debian10alliceweasel-l10n-ta< 1:78.9.0esr-1~deb10u1iceweasel-l10n-ta_1:78.9.0esr-1~deb10u1_all.deb
Debian10alliceweasel-l10n-fa< 1:78.9.0esr-1~deb10u1iceweasel-l10n-fa_1:78.9.0esr-1~deb10u1_all.deb
Debian10alllightning-l10n-ru< 1:78.9.0-1~deb10u1lightning-l10n-ru_1:78.9.0-1~deb10u1_all.deb
Debian9allfirefox-esr-l10n-eo< 78.9.0esr-1~deb9u1firefox-esr-l10n-eo_78.9.0esr-1~deb9u1_all.deb
Debian10allthunderbird-l10n-be< 1:78.9.0-1~deb10u1thunderbird-l10n-be_1:78.9.0-1~deb10u1_all.deb
Debian9allicedove-l10n-cs< 1:78.9.0-1~deb9u1icedove-l10n-cs_1:78.9.0-1~deb9u1_all.deb
Debian9alliceowl-l10n-be< 1:78.9.0-1~deb9u1iceowl-l10n-be_1:78.9.0-1~deb9u1_all.deb
Debian9alliceweasel-l10n-pl< 1:78.9.0esr-1~deb9u1iceweasel-l10n-pl_1:78.9.0esr-1~deb9u1_all.deb
Debian10alliceweasel-l10n-lv< 1:78.9.0esr-1~deb10u1iceweasel-l10n-lv_1:78.9.0esr-1~deb10u1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	10	all	iceweasel-l10n-lij	< 1:78.9.0esr-1~deb10u1	iceweasel-l10n-lij_1:78.9.0esr-1~deb10u1_all.deb
Debian	10	all	iceweasel-l10n-ta	< 1:78.9.0esr-1~deb10u1	iceweasel-l10n-ta_1:78.9.0esr-1~deb10u1_all.deb
Debian	10	all	iceweasel-l10n-fa	< 1:78.9.0esr-1~deb10u1	iceweasel-l10n-fa_1:78.9.0esr-1~deb10u1_all.deb
Debian	10	all	lightning-l10n-ru	< 1:78.9.0-1~deb10u1	lightning-l10n-ru_1:78.9.0-1~deb10u1_all.deb
Debian	9	all	firefox-esr-l10n-eo	< 78.9.0esr-1~deb9u1	firefox-esr-l10n-eo_78.9.0esr-1~deb9u1_all.deb
Debian	10	all	thunderbird-l10n-be	< 1:78.9.0-1~deb10u1	thunderbird-l10n-be_1:78.9.0-1~deb10u1_all.deb
Debian	9	all	icedove-l10n-cs	< 1:78.9.0-1~deb9u1	icedove-l10n-cs_1:78.9.0-1~deb9u1_all.deb
Debian	9	all	iceowl-l10n-be	< 1:78.9.0-1~deb9u1	iceowl-l10n-be_1:78.9.0-1~deb9u1_all.deb
Debian	9	all	iceweasel-l10n-pl	< 1:78.9.0esr-1~deb9u1	iceweasel-l10n-pl_1:78.9.0esr-1~deb9u1_all.deb
Debian	10	all	iceweasel-l10n-lv	< 1:78.9.0esr-1~deb10u1	iceweasel-l10n-lv_1:78.9.0esr-1~deb10u1_all.deb