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kasperskyKaspersky LabKLA12149
HistoryApr 19, 2021 - 12:00 a.m.

KLA12149 Multiple vulnerabilities in Mozilla Firefox

2021-04-1900:00:00
Kaspersky Lab
threats.kaspersky.com
40

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 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

0.003 Low

EPSS

Percentile

71.2%

JSON

Detect date:

04/19/2021

Severity:

High

Description:

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

Affected products:

Mozilla Firefox earlier than 88

Solution:

Update to the latest version
Download Firefox

Original advisories:

mfsa2021-16

Impacts:

ACE

Related products:

Mozilla Firefox

CVE-IDS:

CVE-2021-239948.8Critical
CVE-2021-299468.8Critical
CVE-2021-299456.5High
CVE-2021-240028.8Critical
CVE-2021-239986.5High
CVE-2021-239958.8Critical
CVE-2021-239998.8Critical
CVE-2021-239966.5High
CVE-2021-299478.8Critical
CVE-2021-240014.3Warning
CVE-2021-240003.1Warning
CVE-2021-239978.8Critical
CVE-2021-299446.1High

References

Related

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nessus 39
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openvas 22
archlinux 2
mozilla 3
ubuntu 3
oraclelinux 4
mageia 2
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debian 4
almalinux 2
threatpost 1
ibm 2
amazon 1
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veracode 13
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osv
osv
firefox vulnerabilities
2021-04-26 10:44:42
firefox-esr - security update
2021-04-20 00:00:00
firefox-esr - security update
2021-04-23 00:00:00
nessus
nessus
Mozilla Firefox < 88.0
2021-04-19 00:00:00
Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS : Firefox vulnerabilities (USN-4926-1)
2021-04-26 00:00:00
Mozilla Firefox < 88.0
2021-04-19 00:00:00
redos
redos
ROS-2-464
2021-09-08 00:00:00
ROS-2-610
2021-09-08 00:00:00
ROS-2-657
2021-09-08 00:00:00
openvas
openvas
Ubuntu: Security Advisory (USN-4926-1)
2021-04-27 00:00:00
Mozilla Firefox Security Advisories (MFSA2021-13, MFSA2021-16) - Mac OS X
2021-04-20 00:00:00
Mozilla Firefox Security Advisories (MFSA2021-13, MFSA2021-16) - Windows
2021-04-20 00:00:00
archlinux
archlinux
[ASA-202104-3] firefox: multiple issues
2021-04-29 00:00:00
[ASA-202104-4] thunderbird: multiple issues
2021-04-29 00:00:00
mozilla
mozilla
Security Vulnerabilities fixed in Firefox 88 — Mozilla
2021-04-19 00:00:00
Security Vulnerabilities fixed in Firefox ESR 78.10 — Mozilla
2021-04-19 00:00:00
Security Vulnerabilities fixed in Thunderbird 78.10 — Mozilla
2021-04-19 00:00:00
ubuntu
ubuntu
Firefox vulnerabilities
2021-04-26 00:00:00
Thunderbird vulnerabilities
2021-06-22 00:00:00
Thunderbird vulnerabilities
2021-06-25 00:00:00
oraclelinux
oraclelinux
firefox security update
2021-04-27 00:00:00
firefox security update
2021-04-27 00:00:00
thunderbird security update
2021-04-27 00:00:00
mageia
mageia
Updated firefox packages fix security vulnerabilities
2021-04-29 12:41:35
Updated thunderbird packages fix security vulnerabilities
2021-04-29 12:41:35
kaspersky
kaspersky
KLA12150 Multiple vulnerabilities in Mozilla Firefox ESR
2021-04-19 00:00:00
KLA12148 Multiple vulnerabilities in Mozilla Thunderbird
2021-04-19 00:00:00
redhat
redhat
(RHSA-2021:1362) Important: firefox security update
2021-04-26 10:29:17
(RHSA-2021:1361) Important: firefox security update
2021-04-26 10:29:12
(RHSA-2021:1360) Important: firefox security update
2021-04-26 10:29:07
suse
suse
Security update for MozillaFirefox (important)
2021-04-26 00:00:00
Security update for MozillaThunderbird (important)
2021-05-01 00:00:00
altlinux
altlinux
Security fix for the ALT Linux 10 package firefox-esr version 78.10.0-alt1
2021-04-21 00:00:00
Security fix for the ALT Linux 10 package thunderbird version 78.10.0-alt1
2021-04-26 00:00:00
debian
debian
[SECURITY] [DSA 4895-1] firefox-esr security update
2021-04-20 18:17:37
[SECURITY] [DLA 2633-1] firefox-esr security update
2021-04-23 10:43:12
[SECURITY] [DSA 4897-1] thunderbird security update
2021-04-22 09:31:32
almalinux
almalinux
Important: firefox security update
2021-04-26 10:29:07
Important: thunderbird security update
2021-04-26 05:03:41
threatpost
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Mozilla Fixes Firefox Flaw That Allowed Spoofing of HTTPS Browser Padlock
2021-04-20 20:40:09
ibm
ibm
Security Bulletin: IBM Cloud Pak for Multicloud Management Monitoring has applied security fixes for its use of Mozilla Firefox
2021-12-01 15:06:50
Security Bulletin: Multiple vulnerabilities of Mozilla Firefox (less than Firefox 78.14.0 ESR + CVE-2021-29967) have affected Synthetic Playback Agent 8.1.4.0-8.1.4 IF14
2021-09-28 16:45:14
amazon
amazon
Important: thunderbird
2021-05-20 17:05:00
gentoo
gentoo
Mozilla Thunderbird: Multiple vulnerabilities
2021-04-30 00:00:00
Mozilla Firefox: Multiple vulnerabilities
2021-04-30 00:00:00
veracode
veracode
Sandbox Escape
2021-04-22 04:51:07
Arbitrary Code Execution
2021-04-21 18:13:46
Information Disclosure
2021-04-22 04:51:04
prion
prion
Type confusion
2021-06-24 14:15:00
Spoofing
2021-06-24 14:15:00
Memory corruption
2021-06-24 14:15:00
cve
cve
CVE-2021-24001
2021-06-24 14:15:00
CVE-2021-23997
2021-06-24 14:15:00
CVE-2021-29947
2021-06-24 14:15:00
debiancve
debiancve
CVE-2021-23997
2021-06-24 14:15:00
CVE-2021-29947
2021-06-24 14:15:00
CVE-2021-23996
2021-06-24 14:15:00
alpinelinux
alpinelinux
CVE-2021-23996
2021-06-24 14:15:00
CVE-2021-23997
2021-06-24 14:15:00
CVE-2021-24001
2021-06-24 14:15:00
ubuntucve
ubuntucve
CVE-2021-24001
2021-04-19 00:00:00
CVE-2021-23996
2021-04-19 00:00:00
CVE-2021-29947
2021-04-26 00:00:00
redhatcve
redhatcve
CVE-2021-23998
2021-04-20 03:20:52
CVE-2021-29945
2021-04-20 03:21:01
CVE-2021-23999
2021-04-20 03:20:53

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 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

0.003 Low

EPSS

Percentile

71.2%

JSON
Related for KLA12149
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