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. Use after free vulnerability in WebSerial can be exploited to cause denial of service or execute arbitrary code.
2. Type confusion vulnerabulity in V8 can be exploited to cause denial of service.
3. Heap buffer overflow vulnerability in WebXR can be exploited to cause denial of service.
4. Out of bounds write vulnerability in ANGLE can be exploited to cause denial of service or execute arbitrary code.
5. Use after free vulnerability in V8 can be exploited to cause denial of service or execute arbitrary code.
6. Use after free vulnerability in Blink XSLT can be exploited to cause denial of service or execute arbitrary code.

Original advisories

• CVE-2021-30562

• CVE-2021-30563
• CVE-2021-30564
• CVE-2021-30559
• CVE-2021-30541
• CVE-2021-30560
• CVE-2021-30561

Exploitation

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

Related products

• Microsoft-Edge

CVE list

• CVE-2021-30541
  critical
• CVE-2021-30564
  critical
• CVE-2021-30562
  critical
• CVE-2021-30560
  critical
• CVE-2021-30563
  critical
• CVE-2021-30561
  critical
• CVE-2021-30559
  critical

KB list

Read more

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