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alpinelinuxAlpine Linux Development TeamALPINE:CVE-2020-26959
HistoryDec 09, 2020 - 1:15 a.m.

CVE-2020-26959

2020-12-0901:15:13
Alpine Linux Development Team
security.alpinelinux.org
20

6.8 Medium

CVSS2

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

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

8.6 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

70.3%

JSON

During browser shutdown, reference decrementing could have occured on a previously freed object, resulting in a use-after-free, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 83, Firefox ESR < 78.5, and Thunderbird < 78.5.

Related

cvelist 1
veracode 1
debiancve 1
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cve 1
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nvd 1
oraclelinux 6
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openvas 22
osv 6
redhat 12
debian 4
centos 2
mageia 2
gentoo 2
altlinux 2
mozilla 3
ibm 1
kaspersky 3
suse 5
ubuntu 3
archlinux 1
amazon 1
rosalinux 1
cvelist
cvelist
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veracode
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Denial Of Service (DoS)
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ubuntucve
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2020-11-17 00:00:00
cve
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2020-12-09 01:15:13
redhatcve
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2020-12-14 01:16:27
prion
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Memory corruption
2020-12-09 01:15:00
nvd
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oraclelinux
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thunderbird security update
2020-12-01 00:00:00
thunderbird security update
2020-12-01 00:00:00
firefox security update
2020-12-01 00:00:00
nessus
nessus
RHEL 7 : firefox (RHSA-2020:5239)
2020-12-01 00:00:00
CentOS 8 : firefox (CESA-2020:5237)
2021-02-01 00:00:00
Oracle Linux 6 : firefox (ELSA-2020-5257)
2021-02-04 00:00:00
openvas
openvas
Mageia: Security Advisory (MGASA-2020-0433)
2022-01-28 00:00:00
Debian: Security Advisory (DSA-4793-1)
2020-11-20 00:00:00
Mageia: Security Advisory (MGASA-2020-0427)
2022-01-28 00:00:00
osv
osv
firefox-esr - security update
2020-11-19 00:00:00
firefox-esr - security update
2020-11-18 00:00:00
thunderbird - security update
2020-11-23 00:00:00
redhat
redhat
(RHSA-2020:5233) Important: firefox security update
2020-11-30 08:15:53
(RHSA-2020:5240) Important: thunderbird security update
2020-11-30 08:20:40
(RHSA-2020:5238) Important: thunderbird security update
2020-11-30 08:19:49
debian
debian
[SECURITY] [DLA 2464-1] thunderbird security update
2020-11-23 09:55:28
[SECURITY] [DSA 4796-1] thunderbird security update
2020-11-21 18:32:57
[SECURITY] [DLA 2457-1] firefox-esr security update
2020-11-19 10:07:14
centos
centos
thunderbird security update
2020-12-09 20:24:41
firefox security update
2020-12-09 20:21:57
mageia
mageia
Updated firefox and nss packages fix security vulnerabilities
2020-11-19 11:52:41
Updated thunderbird packages fix security vulnerabilities
2020-11-21 15:21:00
gentoo
gentoo
Mozilla Firefox: Multiple vulnerabilities
2020-12-07 00:00:00
Mozilla Thunderbird: Multiple vulnerabilities
2020-12-07 00:00:00
altlinux
altlinux
Security fix for the ALT Linux 10 package thunderbird version 78.5.0-alt1
2020-11-19 00:00:00
Security fix for the ALT Linux 10 package firefox-esr version 78.5.0-alt1
2020-11-16 00:00:00
mozilla
mozilla
Security Vulnerabilities fixed in Firefox ESR 78.5 — Mozilla
2020-11-17 00:00:00
Security Vulnerabilities fixed in Thunderbird 78.5 — Mozilla
2020-11-17 00:00:00
Security Vulnerabilities fixed in Firefox 83 — Mozilla
2020-11-17 00:00:00
ibm
ibm
Security Bulletin: Multiple vulnerabilities of Mozilla Firefox (less than Firefox 78.5 ESR + CVE-2020-26951) have affected Synthetic Playback Agent 8.1.4.0-8.1.4 IF11 + ICAM2019.3.0 - 2020.2.0
2021-02-25 07:21:06
kaspersky
kaspersky
KLA12012 Multiple vulnerabilities in Mozilla Thunderbird
2020-11-17 00:00:00
KLA12011 Multiple vulnerabilities in Mozilla Firefox ESR
2020-11-17 00:00:00
KLA12010 Multiple vulnerabilities in Mozilla Firefox
2020-11-17 00:00:00
suse
suse
Security update for MozillaFirefox (important)
2020-11-26 00:00:00
Security update for MozillaThunderbird (important)
2020-12-07 00:00:00
Security update for MozillaFirefox (important)
2020-11-26 00:00:00
ubuntu
ubuntu
Thunderbird vulnerabilities
2020-11-25 00:00:00
Firefox vulnerabilities
2020-11-18 00:00:00
Firefox vulnerabilities
2020-11-19 00:00:00
archlinux
archlinux
[ASA-202011-12] firefox: multiple issues
2020-11-17 00:00:00
amazon
amazon
Important: thunderbird
2021-01-05 23:35:00
rosalinux
rosalinux
Advisory ROSA-SA-2021-1835
2021-07-02 16:43:38

6.8 Medium

CVSS2

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

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

8.6 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

70.3%

JSON
Related for ALPINE:CVE-2020-26959
cvelist1veracode1debiancve1ubuntucve1cve1redhatcve1prion1nvd1oraclelinux6nessus57openvas22osv6redhat12debian4centos2mageia2gentoo2altlinux2mozilla3ibm1kaspersky3suse5ubuntu3archlinux1amazon1rosalinux1