Multiple vulnerabilities in Microsoft Browser

Description

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 GuestView can be exploited to cause denial of service or execute arbitrary code.
2. Use after free vulnerability in WebRTC can be exploited to cause denial of service or execute arbitrary code.
3. Type confusion vulnerability in ServiceWorker API can be exploited to cause denial of service.
4. Use after free vulnerability in WebTransport can be exploited to cause denial of service or execute arbitrary code.

Original advisories

• CVE-2023-0474

• CVE-2023-0472
• CVE-2023-0473
• CVE-2023-0471

Related products

• Microsoft-Edge

CVE list

• CVE-2023-0474
  critical
• CVE-2023-0473
  critical
• CVE-2023-0472
  critical
• CVE-2023-0471
  critical

KB list

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