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kasperskyKaspersky LabKLA61868
HistoryNov 02, 2023 - 12:00 a.m.

KLA61868 Multiple vulnerabilities in Microsoft Browser

2023-11-0200:00:00
Kaspersky Lab
threats.kaspersky.com
10
microsoft browser
high severity
remote code execution
denial of service
user interface spoofing
microsoft edge
chromium-based
microsoft edge for android
update settings.

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

0.005 Low

EPSS

Percentile

76.4%

Multiple vulnerabilities were found in Microsoft Browser. Malicious users can exploit these vulnerabilities to execute arbitrary code, cause denial of service, spoof user interface.

Below is a complete list of vulnerabilities:

  1. Use after free vulnerability in Side Panel can be exploited to cause denial of service or execute arbitrary code.
  2. Use after free vulnerability in Printing can be exploited to cause denial of service or execute arbitrary code.
  3. Integer overflow vulnerability in USB can be exploited to cause execute arbitrary code and denial of service.
  4. Implementation vulnerability in Payments can be exploited to cause denial of service.
  5. Security UI vulnerability in Picture In Picture can be exploited to spoof user interface.
  6. A remote code execution vulnerability in Microsoft Edge (Chromium-based) can be exploited remotely to execute arbitrary code.
  7. Security UI vulnerability in Downloads can be exploited to spoof user interface.
  8. Implementation vulnerability in Downloads can be exploited to cause denial of service.
  9. Implementation vulnerability in WebApp Provider can be exploited to cause denial of service.
  10. Use after free vulnerability in Reading Mode can be exploited to cause denial of service or execute arbitrary code.
  11. A spoofing vulnerability in Microsoft Edge (Chromium-based) can be exploited remotely to spoof user interface.
  12. Use after free vulnerability in Profiles can be exploited to cause denial of service or execute arbitrary code.
  13. Data validation vulnerability in USB can be exploited to cause denial of service.

Original advisories

CVE-2023-5856

CVE-2023-5852

CVE-2023-5849

CVE-2023-5480

CVE-2023-5859

CVE-2023-36022

CVE-2023-5853

CVE-2023-36034

CVE-2023-5851

CVE-2023-5858

CVE-2023-5855

CVE-2023-5850

CVE-2023-36029

CVE-2023-5854

CVE-2023-5482

CVE-2023-5857

Related products

Microsoft-Edge

CVE list

CVE-2023-5480 high

CVE-2023-5851 warning

CVE-2023-5482 critical

CVE-2023-5856 critical

CVE-2023-5852 critical

CVE-2023-5859 warning

CVE-2023-5855 critical

CVE-2023-5850 warning

CVE-2023-5849 critical

CVE-2023-5853 warning

CVE-2023-5854 critical

CVE-2023-5857 critical

CVE-2023-5858 warning

CVE-2023-36022 high

CVE-2023-36034 high

CVE-2023-36029 warning

KB list

Solution

Install necessary updates from the Settings and more menu, that are listed in your About Microsoft Edge page (Microsoft Edge About page usually can be accessed from the Help and feedback option)

Microsoft Edge update settings

Impacts

  • ACE

Arbitrary code execution. Exploitation of vulnerabilities with this impact can lead to executing by abuser any code or commands at vulnerable machine or process.

  • DoS

Denial of service. Exploitation of vulnerabilities with this impact can lead to loss of system availability or critical functional fault.

  • SUI

Spoof user interface. Exploitation of vulnerabilities with this impact can lead to changes in user interface to beguile user into inaccurate behavior.

Affected Products

  • Microsoft Edge (Chromium-based)Microsoft Edge for AndroidMicrosoft Edge (Chromium-based) Extended Stable

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

8.8 High

AI Score

Confidence

High

0.005 Low

EPSS

Percentile

76.4%