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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

thunderbird

stack overflow

smtp

security update

CVSS2

9.3

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

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

8.9

Confidence

High

EPSS

0.002

Percentile

55.8%

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
Debian10alllightning-l10n-da< 1:78.5.1-1~deb10u1lightning-l10n-da_1:78.5.1-1~deb10u1_all.deb
Debian9allthunderbird-l10n-hu< 1:78.5.1-1~deb9u1thunderbird-l10n-hu_1:78.5.1-1~deb9u1_all.deb
Debian9alllightning-l10n-dsb< 1:78.5.1-1~deb9u1lightning-l10n-dsb_1:78.5.1-1~deb9u1_all.deb
Debian9allthunderbird-l10n-da< 1:78.5.1-1~deb9u1thunderbird-l10n-da_1:78.5.1-1~deb9u1_all.deb
Debian9alliceowl-l10n-gl< 1:78.5.1-1~deb9u1iceowl-l10n-gl_1:78.5.1-1~deb9u1_all.deb
Debian9allicedove-l10n-ja< 1:78.5.1-1~deb9u1icedove-l10n-ja_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
Debian9alliceowl-l10n-hu< 1:78.5.1-1~deb9u1iceowl-l10n-hu_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
Debian9alllightning-l10n-si< 1:78.5.1-1~deb9u1lightning-l10n-si_1:78.5.1-1~deb9u1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	10	all	lightning-l10n-da	< 1:78.5.1-1~deb10u1	lightning-l10n-da_1:78.5.1-1~deb10u1_all.deb
Debian	9	all	thunderbird-l10n-hu	< 1:78.5.1-1~deb9u1	thunderbird-l10n-hu_1:78.5.1-1~deb9u1_all.deb
Debian	9	all	lightning-l10n-dsb	< 1:78.5.1-1~deb9u1	lightning-l10n-dsb_1:78.5.1-1~deb9u1_all.deb
Debian	9	all	thunderbird-l10n-da	< 1:78.5.1-1~deb9u1	thunderbird-l10n-da_1:78.5.1-1~deb9u1_all.deb
Debian	9	all	iceowl-l10n-gl	< 1:78.5.1-1~deb9u1	iceowl-l10n-gl_1:78.5.1-1~deb9u1_all.deb
Debian	9	all	icedove-l10n-ja	< 1:78.5.1-1~deb9u1	icedove-l10n-ja_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	iceowl-l10n-hu	< 1:78.5.1-1~deb9u1	iceowl-l10n-hu_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	lightning-l10n-si	< 1:78.5.1-1~deb9u1	lightning-l10n-si_1:78.5.1-1~deb9u1_all.deb