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kasperskyKaspersky LabKLA12051
HistoryJan 26, 2021 - 12:00 a.m.

KLA12051 Multiple vulnerabilities in Mozilla Firefox ESR

2021-01-2600:00:00
Kaspersky Lab
threats.kaspersky.com
19

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

8.8 High

AI Score

Confidence

Low

6.8 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.006 Low

EPSS

Percentile

78.1%

JSON

Detect date:

01/26/2021

Severity:

Warning

Description:

Multiple vulnerabilities were found in Mozilla Firefox ESR. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, obtain sensitive information.

Affected products:

Mozilla Firefox earlier than 78.7

Solution:

Update to the latest version
Download Firefox ESR

Original advisories:

MFSA2021-04

Impacts:

ACE

Related products:

Mozilla Firefox ESR

CVE-IDS:

CVE-2020-269766.5High
CVE-2021-239608.8Critical
CVE-2021-239648.8Critical
CVE-2021-239534.3Warning
CVE-2021-239548.8Critical

Related

nessus 48
openvas 27
mageia 2
debian 4
suse 4
redhat 8
mozilla 4
osv 6
oraclelinux 4
altlinux 2
archlinux 3
ibm 2
amazon 1
gentoo 2
ubuntu 3
kaspersky 3
cve 5
veracode 5
redhatcve 5
debiancve 5
alpinelinux 5
ubuntucve 5
cisa 1
prion 5
rosalinux 2
photon 1
redos 5
nessus
nessus
RHEL 8 : firefox (RHSA-2021:0289)
2021-01-27 00:00:00
openSUSE Security Update : MozillaFirefox (openSUSE-2021-223)
2021-02-04 00:00:00
RHEL 8 : firefox (RHSA-2021:0288)
2021-01-27 00:00:00
openvas
openvas
Debian: Security Advisory (DLA-2539-1)
2021-02-03 00:00:00
Mozilla Firefox ESR Security Advisories (MFSA2021-02, MFSA2021-05) - Windows
2021-01-27 00:00:00
SUSE: Security Advisory (SUSE-SU-2021:0241-1)
2021-04-19 00:00:00
mageia
mageia
Updated firefox packages fix security vulnerabilities
2021-02-04 16:40:24
Updated thunderbird packages fix security vulnerabilities
2021-02-04 16:40:24
debian
debian
[SECURITY] [DLA 2539-1] firefox-esr security update
2021-02-02 12:29:59
[SECURITY] [DSA 4840-1] firefox-esr security update
2021-01-27 18:36:58
[SECURITY] [DSA 4842-1] thunderbird security update
2021-01-31 21:10:28
suse
suse
Security update for MozillaFirefox (important)
2021-02-01 00:00:00
Security update for MozillaFirefox (important)
2021-02-01 00:00:00
Security update for MozillaThunderbird (important)
2021-01-30 00:00:00
redhat
redhat
(RHSA-2021:0288) Important: firefox security update
2021-01-27 17:32:07
(RHSA-2021:0285) Important: firefox security update
2021-01-27 16:26:37
(RHSA-2021:0290) Important: firefox security update
2021-01-27 17:46:06
mozilla
mozilla
Security Vulnerabilities fixed in Firefox ESR 78.7 — Mozilla
2021-01-26 00:00:00
Security Vulnerabilities fixed in Thunderbird 78.7 — Mozilla
2021-01-26 00:00:00
Security Vulnerabilities fixed in Firefox 85 — Mozilla
2021-01-26 00:00:00
osv
osv
firefox-esr - security update
2021-01-27 00:00:00
firefox-esr - security update
2021-02-02 00:00:00
thunderbird - security update
2021-01-31 00:00:00
oraclelinux
oraclelinux
firefox security update
2021-01-28 00:00:00
firefox security update
2021-01-28 00:00:00
thunderbird security update
2021-01-29 00:00:00
altlinux
altlinux
Security fix for the ALT Linux 10 package firefox-esr version 78.7.0-alt1
2021-01-26 00:00:00
Security fix for the ALT Linux 10 package thunderbird version 78.7.0-alt1
2021-01-27 00:00:00
archlinux
archlinux
[ASA-202102-2] thunderbird: multiple issues
2021-02-06 00:00:00
[ASA-202102-1] firefox: multiple issues
2021-02-01 00:00:00
[ASA-202012-25] firefox: multiple issues
2020-12-16 00:00:00
ibm
ibm
Security Bulletin: Multiple vulnerabilities of Mozilla Firefox (less than Firefox 78.9.0 ESR +  CVE-2021-23954) have affected Synthetic Playback Agent 8.1.4.0-8.1.4 IF13 + CP4MCM2.2
2021-05-12 02:42:42
Security Bulletin: Multiple vulnerabilities in Mozilla Firefox affect IBM Cloud Pak for Multicloud Management Monitoring
2021-05-18 11:41:03
amazon
amazon
Important: thunderbird
2021-02-17 18:13:00
gentoo
gentoo
Mozilla Thunderbird: Multiple vulnerabilities
2021-02-01 00:00:00
Mozilla Firefox: Multiple vulnerabilities
2021-02-01 00:00:00
ubuntu
ubuntu
Thunderbird vulnerabilities
2021-02-16 00:00:00
Firefox vulnerabilities
2021-02-01 00:00:00
Firefox vulnerabilities
2020-12-15 00:00:00
kaspersky
kaspersky
KLA12052 Multiple vulnerabilities in Mozilla Thunderbird
2021-01-26 00:00:00
KLA12050 Multiple vulnerabilities in Mozilla Firefox
2021-01-26 00:00:00
KLA12029 Multiple vulnerabilities in Mozilla Firefox
2020-12-15 00:00:00
cve
cve
CVE-2021-23964
2021-02-26 16:15:00
CVE-2021-23953
2021-02-26 03:15:00
CVE-2020-26976
2021-01-07 14:15:00
veracode
veracode
Authorization Bypass
2020-12-16 08:41:12
Arbitrary Code Execution
2021-01-27 19:32:11
Arbitrary Code Execution
2021-01-27 19:32:20
redhatcve
redhatcve
CVE-2020-26976
2021-01-26 19:53:17
CVE-2021-23954
2021-01-26 19:53:22
CVE-2021-23964
2021-01-26 19:53:23
debiancve
debiancve
CVE-2021-23964
2021-02-26 16:15:00
CVE-2021-23953
2021-02-26 03:15:00
CVE-2021-23954
2021-02-26 03:15:00
alpinelinux
alpinelinux
CVE-2021-23953
2021-02-26 03:15:00
CVE-2020-26976
2021-01-07 14:15:00
CVE-2021-23954
2021-02-26 03:15:00
ubuntucve
ubuntucve
CVE-2021-23953
2021-01-26 00:00:00
CVE-2020-26976
2020-12-15 00:00:00
CVE-2021-23954
2021-01-26 00:00:00
cisa
cisa
Mozilla Releases Security Updates for Firefox, Firefox ESR, and Thunderbird
2021-01-27 00:00:00
prion
prion
Design/Logic Flaw
2021-02-26 03:15:00
Memory corruption
2021-02-26 16:15:00
Design/Logic Flaw
2021-01-07 14:15:00
rosalinux
rosalinux
Advisory ROSA-SA-2021-1986
2021-07-02 18:16:55
Advisory ROSA-SA-2021-1835
2021-07-02 16:43:38
photon
photon
Important Photon OS Security Update - PHSA-2023-4.0-0469
2023-09-13 00:00:00
redos
redos
ROS-2-456
2021-09-08 00:00:00
ROS-2-513
2021-09-08 00:00:00
ROS-2-624
2021-09-08 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

8.8 High

AI Score

Confidence

Low

6.8 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.006 Low

EPSS

Percentile

78.1%

JSON
Related for KLA12051
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