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kasperskyKaspersky LabKLA12010
HistoryNov 17, 2020 - 12:00 a.m.

KLA12010 Multiple vulnerabilities in Mozilla Firefox

2020-11-1700:00:00
Kaspersky Lab
threats.kaspersky.com
44

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

9.1 High

AI Score

Confidence

High

9.3 High

CVSS2

Access Vector

NETWORK

Access 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

0.026 Low

EPSS

Percentile

90.0%

JSON

Detect date:

11/17/2020

Severity:

Warning

Description:

Multiple vulnerabilities were found in Mozilla Firefox. Malicious users can exploit these vulnerabilities to cause denial of service, obtain sensitive information, gain privileges, perform cross-site scripting attack, spoof user interface, execute arbitrary code, bypass security restrictions.

Exploitation:

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Affected products:

Mozilla Firefox earlier than 83

Solution:

Update to the latest version
Download Firefox

Original advisories:

MFSA2020-50

Impacts:

ACE

Related products:

Mozilla Firefox

CVE-IDS:

CVE-2020-159996.5High
CVE-2020-160124.3Warning
CVE-2020-269646.8High
CVE-2020-269516.1High
CVE-2020-269534.3Warning
CVE-2020-269566.1High
CVE-2020-269626.1High
CVE-2020-269688.8Critical
CVE-2020-269634.3Warning
CVE-2020-269616.5High
CVE-2020-269676.5High
CVE-2020-269576.5High
CVE-2020-269544.3Warning
CVE-2020-269698.8Critical
CVE-2020-269608.8Critical
CVE-2020-269656.5High
CVE-2020-269598.8Critical
CVE-2020-269528.8Critical
CVE-2020-269666.5High
CVE-2020-269586.1High
CVE-2020-269556.5High

References

Related

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mozilla 3
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kaspersky 2
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archlinux 1
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ubuntucve 8
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cve 12
veracode 13
alpinelinux 11
redhatcve 4
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nessus
nessus
Mozilla Firefox < 83.0
2020-11-17 00:00:00
Mozilla Firefox < 83.0
2020-11-17 00:00:00
Ubuntu 18.04 LTS / 20.04 LTS : Firefox vulnerabilities (USN-4637-1)
2020-11-19 00:00:00
mozilla
mozilla
Security Vulnerabilities fixed in Firefox 83 — 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 ESR 78.5 — Mozilla
2020-11-17 00:00:00
openvas
openvas
Mozilla Firefox Security Advisories (MFSA2020-50, MFSA2020-52) - Windows
2020-11-18 00:00:00
Mozilla Firefox Security Advisories (MFSA2020-50, MFSA2020-52) - Mac OS X
2020-11-18 00:00:00
Ubuntu: Security Advisory (USN-4637-2)
2020-11-20 00:00:00
kaspersky
kaspersky
KLA12011 Multiple vulnerabilities in Mozilla Firefox ESR
2020-11-17 00:00:00
KLA12012 Multiple vulnerabilities in Mozilla Thunderbird
2020-11-17 00:00:00
osv
osv
firefox vulnerabilities
2020-11-19 20:12:46
firefox vulnerabilities
2020-11-18 13:04:28
firefox-esr - security update
2020-11-18 00:00:00
ubuntu
ubuntu
Firefox vulnerabilities
2020-11-19 00:00:00
Firefox vulnerabilities
2020-11-18 00:00:00
Thunderbird vulnerabilities
2020-11-25 00:00:00
archlinux
archlinux
[ASA-202011-12] firefox: multiple issues
2020-11-17 00:00:00
suse
suse
Security update for MozillaFirefox (important)
2020-12-22 00:00:00
Security update for MozillaFirefox (important)
2020-11-26 00:00:00
Security update for MozillaThunderbird (important)
2020-12-07 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
redhat
redhat
(RHSA-2020:5234) Important: firefox security update
2020-11-30 08:15:55
(RHSA-2020:5236) Important: thunderbird security update
2020-11-30 08:18:50
(RHSA-2020:5232) Important: thunderbird security update
2020-11-30 08:15:49
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
debian
debian
[SECURITY] [DSA 4796-1] thunderbird security update
2020-11-21 18:32:57
[SECURITY] [DLA 2464-1] thunderbird security update
2020-11-23 09:55:28
[SECURITY] [DLA 2457-1] firefox-esr security update
2020-11-19 10:07:14
oraclelinux
oraclelinux
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
centos
centos
thunderbird security update
2020-12-09 20:24:41
firefox security update
2020-12-09 20:21:57
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
gentoo
gentoo
Mozilla Firefox: Multiple vulnerabilities
2020-12-07 00:00:00
Mozilla Thunderbird: Multiple vulnerabilities
2020-12-07 00:00:00
amazon
amazon
Important: thunderbird
2021-01-05 23:35:00
ubuntucve
ubuntucve
CVE-2020-26955
2020-12-09 00:00:00
CVE-2020-26952
2020-11-17 00:00:00
CVE-2020-26963
2020-11-17 00:00:00
prion
prion
Cross site scripting
2020-12-09 01:15:00
Memory corruption
2020-12-09 01:15:00
Design/Logic Flaw
2020-12-09 01:15:00
debiancve
debiancve
CVE-2020-26962
2020-12-09 01:15:00
CVE-2020-26963
2020-12-09 01:15:00
CVE-2020-26969
2020-12-09 01:15:00
cve
cve
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2020-12-09 01:15:00
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veracode
veracode
Insecure Cookie Management
2020-12-04 16:24:33
Denial Of Service (DoS)
2020-11-20 09:51:18
Insecure Service Initialization
2020-12-04 16:25:45
alpinelinux
alpinelinux
CVE-2020-26954
2020-12-09 01:15:00
CVE-2020-26957
2020-12-09 01:15:00
CVE-2020-26963
2020-12-09 01:15:00
redhatcve
redhatcve
CVE-2020-26959
2020-12-14 01:16:27
CVE-2020-26956
2020-11-18 01:09:03
CVE-2020-26960
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attackerkb
attackerkb
CVE-2020-26951
2020-12-09 00:00:00

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

9.1 High

AI Score

Confidence

High

9.3 High

CVSS2

Access Vector

NETWORK

Access 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

0.026 Low

EPSS

Percentile

90.0%

JSON
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