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DebianDEBIAN:DSA-4802-1:03F98

HistoryDec 03, 2020 - 6:38 p.m.

[SECURITY] [DSA 4802-1] thunderbird security update

2020-12-0318:38:55

lists.debian.org

9.3 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

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

8.9 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

55.9%

JSON

Debian Security Advisory DSA-4802-1 [email protected]
https://www.debian.org/security/ Moritz Muehlenhoff
December 03, 2020 https://www.debian.org/security/faq

Package : thunderbird
CVE ID : CVE-2020-26970

Chiaki Ishikawa discovered a stack overflow in SMTP server status
handling which could potentially result in the execution of arbitrary
code.

For the stable distribution (buster), this problem has been fixed in
version 1:78.5.1-1~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
Debian10allthunderbird-l10n-ru< 1:78.5.1-1~deb10u1thunderbird-l10n-ru_1:78.5.1-1~deb10u1_all.deb
Debian9alllightning-l10n-es-es< 1:78.5.1-1~deb9u1lightning-l10n-es-es_1:78.5.1-1~deb9u1_all.deb
Debian9alllightning-l10n-ar< 1:78.5.1-1~deb9u1lightning-l10n-ar_1:78.5.1-1~deb9u1_all.deb
Debian9allthunderbird-l10n-fy-nl< 1:78.5.1-1~deb9u1thunderbird-l10n-fy-nl_1:78.5.1-1~deb9u1_all.deb
Debian9allicedove-l10n-tr< 1:78.5.1-1~deb9u1icedove-l10n-tr_1:78.5.1-1~deb9u1_all.deb
Debian10alllightning-l10n-zh-tw< 1:78.5.1-1~deb10u1lightning-l10n-zh-tw_1:78.5.1-1~deb10u1_all.deb
Debian9allthunderbird-l10n-ar< 1:78.5.1-1~deb9u1thunderbird-l10n-ar_1:78.5.1-1~deb9u1_all.deb
Debian9allicedove-l10n-el< 1:78.5.1-1~deb9u1icedove-l10n-el_1:78.5.1-1~deb9u1_all.deb
Debian9alllightning-l10n-et< 1:78.5.1-1~deb9u1lightning-l10n-et_1:78.5.1-1~deb9u1_all.deb
Debian9allicedove-l10n-cs< 1:78.5.1-1~deb9u1icedove-l10n-cs_1:78.5.1-1~deb9u1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	10	all	thunderbird-l10n-ru	< 1:78.5.1-1~deb10u1	thunderbird-l10n-ru_1:78.5.1-1~deb10u1_all.deb
Debian	9	all	lightning-l10n-es-es	< 1:78.5.1-1~deb9u1	lightning-l10n-es-es_1:78.5.1-1~deb9u1_all.deb
Debian	9	all	lightning-l10n-ar	< 1:78.5.1-1~deb9u1	lightning-l10n-ar_1:78.5.1-1~deb9u1_all.deb
Debian	9	all	thunderbird-l10n-fy-nl	< 1:78.5.1-1~deb9u1	thunderbird-l10n-fy-nl_1:78.5.1-1~deb9u1_all.deb
Debian	9	all	icedove-l10n-tr	< 1:78.5.1-1~deb9u1	icedove-l10n-tr_1:78.5.1-1~deb9u1_all.deb
Debian	10	all	lightning-l10n-zh-tw	< 1:78.5.1-1~deb10u1	lightning-l10n-zh-tw_1:78.5.1-1~deb10u1_all.deb
Debian	9	all	thunderbird-l10n-ar	< 1:78.5.1-1~deb9u1	thunderbird-l10n-ar_1:78.5.1-1~deb9u1_all.deb
Debian	9	all	icedove-l10n-el	< 1:78.5.1-1~deb9u1	icedove-l10n-el_1:78.5.1-1~deb9u1_all.deb
Debian	9	all	lightning-l10n-et	< 1:78.5.1-1~deb9u1	lightning-l10n-et_1:78.5.1-1~deb9u1_all.deb
Debian	9	all	icedove-l10n-cs	< 1:78.5.1-1~deb9u1	icedove-l10n-cs_1:78.5.1-1~deb9u1_all.deb