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kasperskyKaspersky LabKLA20238
HistoryFeb 14, 2023 - 12:00 a.m.

KLA20238 Multiple vulnerabilities in Mozilla Firefox ESR

2023-02-1400:00:00
Kaspersky Lab
threats.kaspersky.com
12

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

9.2 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 Low

EPSS

Percentile

28.0%

Detect date:

02/14/2023

Severity:

High

Description:

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

Exploitation:

Public exploits exist for this vulnerability.

Affected products:

Mozilla Firefox ESR earlier than 102.8

Solution:

Update to the latest version
Download Firefox ESR

Original advisories:

MFSA2023-06

Impacts:

ACE

Related products:

Mozilla Firefox ESR

CVE-IDS:

CVE-2023-257426.5High
CVE-2023-257386.5High
CVE-2023-257305.4High
CVE-2023-257348.1Critical
CVE-2023-257448.8Critical
CVE-2023-257298.8Critical
CVE-2023-257328.8Critical
CVE-2023-257378.8Critical
CVE-2023-257358.8Critical
CVE-2023-257286.5High
CVE-2023-257398.8Critical
CVE-2023-07678.8Critical
CVE-2023-257437.5Critical
CVE-2023-257468.8Critical

References

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

9.2 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 Low

EPSS

Percentile

28.0%