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.

Below is a complete list of vulnerabilities:

1. Out of bounds memory access in V8 can be exploited to cause denial of service or execute arbitrary code.
2. Heap buffer overflow in V8 can be exploited to cause denial of service or execute arbitrary code.
3. Integer overflow in Mojo can be exploited to cause denial of service or execute arbitrary code.
4. Type Confusion in V8 can be exploited to cause denial of service or execute arbitrary code.
5. Use after free in navigation can be exploited to cause denial of service or execute arbitrary code.

Original advisories

• CVE-2021-21225

• CVE-2021-21222
• CVE-2021-21223
• CVE-2021-21224
• CVE-2021-21226

Exploitation

Public exploits exist for this vulnerability.

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Related products

• Microsoft-Edge

CVE list

• CVE-2021-21226
  critical
• CVE-2021-21223
  critical
• CVE-2021-21225
  critical
• CVE-2021-21222
  high
• CVE-2021-21224
  critical

KB list

Read more

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