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kasperskyKaspersky LabKLA12128
HistoryMar 23, 2021 - 12:00 a.m.

KLA12128 Multiple vulnerabilities in Mozilla Firefox ESR

2021-03-2300:00:00
Kaspersky Lab
threats.kaspersky.com
32

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

8.6 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.003 Low

EPSS

Percentile

67.3%

JSON

Detect date:

03/23/2021

Severity:

High

Description:

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

Affected products:

Mozilla Firefox ESR earlier than 78.9

Solution:

Update to the latest version
Download Firefox ESR

Original advisories:

MFSA2021-11

Impacts:

ACE

Related products:

Mozilla Firefox ESR

CVE-IDS:

CVE-2021-239878.8Critical
CVE-2021-239826.5High
CVE-2021-239846.5High
CVE-2021-239818.1Critical
CVE-2021-299555.3High
CVE-2021-41279.8Critical

Related

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osv 7
mozilla 3
nessus 44
kaspersky 2
centos 2
redhat 8
mageia 2
oraclelinux 4
debian 4
altlinux 2
amazon 2
suse 2
almalinux 2
ibm 2
ubuntu 3
cve 6
prion 6
ubuntucve 6
debiancve 6
veracode 5
alpinelinux 4
redhatcve 5
gentoo 2
rosalinux 2
openvas
openvas
Mozilla Firefox ESR Security Advisories (MFSA2021-10, MFSA2021-12) - Windows
2021-03-26 00:00:00
Mozilla Firefox ESR Security Advisories (MFSA2021-10, MFSA2021-12) - Mac OS X
2021-03-26 00:00:00
Debian: Security Advisory (DSA-4874-1)
2021-03-25 00:00:00
osv
osv
firefox-esr - security update
2021-03-24 00:00:00
firefox-esr - security update
2021-03-25 00:00:00
thunderbird - security update
2021-03-25 00:00:00
mozilla
mozilla
Security Vulnerabilities fixed in Firefox ESR 78.9 — Mozilla
2021-03-23 00:00:00
Security Vulnerabilities fixed in Thunderbird 78.9 — Mozilla
2021-03-23 00:00:00
Security Vulnerabilities fixed in Firefox 87 — Mozilla
2021-03-23 00:00:00
nessus
nessus
Mozilla Firefox ESR < 78.9
2021-03-23 00:00:00
Mozilla Firefox ESR < 78.9
2021-03-23 00:00:00
RHEL 8 : thunderbird (RHSA-2021:0995)
2021-03-25 00:00:00
kaspersky
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KLA12129 Multiple vulnerabilities in Mozilla Thunderbird
2021-03-23 00:00:00
KLA12127 Multiple vulnerabilities in Mozilla Firefox
2021-03-23 00:00:00
centos
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thunderbird security update
2021-03-26 18:12:50
firefox security update
2021-03-26 18:11:51
redhat
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(RHSA-2021:0994) Important: thunderbird security update
2021-03-25 11:32:05
(RHSA-2021:0991) Important: firefox security update
2021-03-25 11:30:55
(RHSA-2021:0989) Important: firefox security update
2021-03-25 11:30:19
mageia
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Updated thunderbird packages fix security vulnerabilities
2021-03-30 23:08:49
Updated firefox packages fix security vulnerabilities
2021-03-30 23:08:49
oraclelinux
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firefox security update
2021-03-26 00:00:00
firefox security update
2021-03-25 00:00:00
thunderbird security update
2021-03-26 00:00:00
debian
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[SECURITY] [DSA 4876-1] thunderbird security update
2021-03-25 21:18:24
[SECURITY] [DSA 4874-1] firefox-esr security update
2021-03-24 18:45:08
[SECURITY] [DLA 2609-1] thunderbird security update
2021-03-26 15:33:04
altlinux
altlinux
Security fix for the ALT Linux 10 package firefox-esr version 78.9.0-alt1
2021-03-23 00:00:00
Security fix for the ALT Linux 10 package thunderbird version 78.10.0-alt1
2021-04-26 00:00:00
amazon
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Important: thunderbird
2021-04-20 17:56:00
Important: thunderbird
2023-02-17 00:11:00
suse
suse
Security update for MozillaFirefox (important)
2021-03-30 00:00:00
Security update for MozillaThunderbird (important)
2021-04-19 00:00:00
almalinux
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Important: thunderbird security update
2021-03-25 11:31:46
Important: firefox security update
2021-03-25 11:30:19
ibm
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Security Bulletin: Multiple vulnerabilities of Mozilla Firefox (less than Firefox 78.9.0 ESR +  CVE-2021-23987) have affected Synthetic Playback Agent 8.1.4.0-8.1.4 IF13 + CP4MCM2.2
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ubuntu
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2021-03-25 00:00:00
Thunderbird vulnerabilities
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prion
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Type confusion
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ubuntucve
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CVE-2021-23987
2021-03-25 00:00:00
CVE-2021-23984
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debiancve
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2021-06-24 14:15:00
CVE-2021-23982
2021-03-31 14:15:00
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veracode
veracode
Information Disclosure Via Spoofable Website
2021-03-25 01:22:37
Remote Code Execution (RCE)
2021-03-25 01:22:29
Denial Of Service (DoS)
2021-03-25 01:22:23
alpinelinux
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2021-03-31 14:15:00
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2021-03-31 14:15:00
CVE-2021-23987
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redhatcve
redhatcve
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CVE-2021-23981
2021-03-25 01:00:49
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2021-03-25 01:00:49
gentoo
gentoo
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2021-04-30 00:00:00
Mozilla Firefox: Multiple vulnerabilities
2021-04-30 00:00:00
rosalinux
rosalinux
Advisory ROSA-SA-2021-1986
2021-07-02 18:16:55
Advisory ROSA-SA-2021-1835
2021-07-02 16:43:38

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

8.6 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.003 Low

EPSS

Percentile

67.3%

JSON
Related for KLA12128
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