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
8.9 High
AI Score
Confidence
Low
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
0.008 Low
EPSS
Percentile
81.7%
07/13/2021
High
Multiple vulnerabilities were found in Mozilla Firefox. Malicious users can exploit these vulnerabilities to obtain sensitive information, bypass security restrictions, execute arbitrary code, cause denial of service, spoof user interface.
Mozilla Firefox earlier than 90
Update to the latest version
Download Firefox
ACE
CVE-2021-305478.8Critical
CVE-2021-299768.8Critical
CVE-2021-299708.8Critical
CVE-2021-299738.8Critical
CVE-2021-299719.8Critical
CVE-2021-299778.8Critical
CVE-2021-299756.5High
CVE-2021-299744.3Warning
CVE-2021-299728.8Critical
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29970
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29971
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29972
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29973
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29974
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29975
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29976
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29977
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30547
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/mfsa2021-28/
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
8.9 High
AI Score
Confidence
Low
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
0.008 Low
EPSS
Percentile
81.7%