Multiple vulnerabilities in Microsoft Browser

Description

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

Below is a complete list of vulnerabilities:

1. An implementation vulnerability in Autofill can be exploited to cause denial of service.
2. A validation of untrusted input vulnerability in Mojo can be exploited to bypass security restrictions.
3. A use after free vulnerability in permissions can be exploited to cause denial of service or execute arbitrary code.
4. A use after free vulnerability in extentions can be exploited to cause denial of service or execute arbitrary code.
5. An implementation vulnerability in storage component can be exploited to cause denial of service.
6. A policy enforcement vulnerability in navigation component to bypass security restrictions.
7. A use after free vulnerability in WebMIDI can be exploited to cause denial of service or execute arbitrary code.
8. A use after free vulnerability in Blink can be exploited to cause denial of service or execute arbitrary code.
9. An implementation vulnerability in Network can be exploited to cause denial of service.
10. An uninitialized use vulnerability in PDFium can be exploited to obtain sensitive information.
11. A security UI vulnerability in Network Config UI can be exploited to spoof user interface.
12. An implementation vulnerability in Navigation can be exploited to cause denial of service.
13. A use after free vulnerability in IndexedDB can be exploited to cause denial of service or execute arbitrary code.
14. A use after free vulnerability in Network API can be exploited to cause denial of service or execute arbitrary code.
15. A data validation vulnerability in QR scanner can be exploited to bypass security restrictions.

Original advisories

• CVE-2021-21203

• CVE-2021-21212
• CVE-2021-21217
• CVE-2021-21213
• CVE-2021-21204
• CVE-2021-21214
• CVE-2021-21211
• CVE-2021-21201
• CVE-2021-21210
• CVE-2021-21219
• CVE-2021-21215
• CVE-2021-21202
• CVE-2021-21218
• CVE-2021-21216
• CVE-2021-21209
• CVE-2021-21205
• CVE-2021-21221
• CVE-2021-21207
• CVE-2021-21208

Related products

• Microsoft-Edge

CVE list

• CVE-2021-21216
  high
• CVE-2021-21221
  high
• CVE-2021-21201
  critical
• CVE-2021-21202
  critical
• CVE-2021-21209
  high
• CVE-2021-21205
  critical
• CVE-2021-21213
  critical
• CVE-2021-21204
  critical
• CVE-2021-21210
  high
• CVE-2021-21219
  high
• CVE-2021-21203
  critical
• CVE-2021-21212
  high
• CVE-2021-21211
  high
• CVE-2021-21207
  critical
• CVE-2021-21215
  high
• CVE-2021-21218
  high
• CVE-2021-21214
  critical
• CVE-2021-21217
  high
• CVE-2021-21208
  high

KB list

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