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
High
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
70.3%
06/01/2021
High
Multiple vulnerabilities were found in Mozilla Firefox. Malicious users can exploit these vulnerabilities to bypass security restrictions, obtain sensitive information, spoof user interface, execute arbitrary code, cause denial of service.
Mozilla Firefox earlier than 89
Update to the latest version
Download Firefox
ACE
CVE-2021-299634.3Warning
CVE-2021-299655.3High
CVE-2021-299678.8Critical
CVE-2021-299594.3Warning
CVE-2021-299624.3Warning
CVE-2021-299604.3Warning
CVE-2021-299614.3Warning
CVE-2021-299668.8Critical
CVE-2021-299647.1High
5001963
5001946
5001944
5001955
5001953
5001943
5001956
5001939
5001934
5001954
5001945
5001947
5001962
4011698
5001950
5001922
5001942
5001951
support.microsoft.com/kb/4011698
support.microsoft.com/kb/5001922
support.microsoft.com/kb/5001934
support.microsoft.com/kb/5001939
support.microsoft.com/kb/5001942
support.microsoft.com/kb/5001943
support.microsoft.com/kb/5001944
support.microsoft.com/kb/5001945
support.microsoft.com/kb/5001946
support.microsoft.com/kb/5001947
support.microsoft.com/kb/5001950
support.microsoft.com/kb/5001951
support.microsoft.com/kb/5001953
support.microsoft.com/kb/5001954
support.microsoft.com/kb/5001955
support.microsoft.com/kb/5001956
support.microsoft.com/kb/5001962
support.microsoft.com/kb/5001963
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29959
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29960
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29961
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29962
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29963
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29964
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29965
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29966
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29967
statistics.securelist.com/vulnerability-scan/month
threats.kaspersky.com/en/product/Mozilla-Firefox/
www.mozilla.org/en-US/firefox/new/
www.mozilla.org/en-US/security/advisories/mfsa2021-23/
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
High
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
70.3%