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kasperskyKaspersky LabKLA12228
HistoryJul 13, 2021 - 12:00 a.m.

KLA12228 Multiple vulnerabilities in Mozilla Firefox

2021-07-1300:00:00
Kaspersky Lab
threats.kaspersky.com
59

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%

Detect date:

07/13/2021

Severity:

High

Description:

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.

Affected products:

Mozilla Firefox earlier than 90

Solution:

Update to the latest version
Download Firefox

Original advisories:

MFSA2021-28

Impacts:

ACE

Related products:

Mozilla Firefox

CVE-IDS:

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

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%