Multiple vulnerabilities in Mozilla Firefox

Descrição

Multiple vulnerabilities were found in Mozilla Firefox. Malicious users can exploit these vulnerabilities to spoof user interface, perform cross-site scripting attack, obtain sensitive information, cause denial of service, bypass security restrictions, execute arbitrary code.

Below is a complete list of vulnerabilities:

1. Security UI vulnerability can be exploited to spoof user interface.
2. Cross-site scripting (XSS) vulnerability for Android can be exploited to perform cross-site scripting attack.
3. Information disclosure vulnerability in XMLHttpRequest can be exploited to obtain sensitive information.
4. Denial of service vulnerability in Location API can be exploited to cause denial of service.
5. Information disclosure vulnerability in asynchronous function can be exploited to obtain sensitive information.
6. Security bypass vulnerability in CSP sandbox directive can be exploited to bypass security restrictions.
7. Heap buffer overflow vulnerability in structured clone can be exploited to cause denial of service.
8. Use after free vulnerability in GC can be exploited to cause denial of service.
9. Security UI vulnerability in full screen and pointer lock can be exploited to spoof user interface.
10. Security UI vulnerability in cursor can be exploited to spoof user interface.
11. Security bypass vulnerability in WebExtensions can be exploited to bypass security restrictions.
12. Use after free vulnerability in fullscreen objects on MacOS can be exploited to cause denial of service.
13. Memory safety vulnerability can be exploited to execute arbitrary code.

Comunicados originais

• MFSA2021-52

Exploração

Public exploits exist for this vulnerability.

Produtos relacionados

• Mozilla-Firefox

Lista de CVE

• CVE-2021-43541
  high
• CVE-2021-43544
  high
• CVE-2021-43542
  high
• CVE-2021-43545
  high
• CVE-2021-43536
  high
• CVE-2021-43543
  high
• CVE-2021-43537
  critical
• CVE-2021-43539
  critical
• CVE-2021-43538
  warning
• CVE-2021-43546
  warning
• CVE-2021-43540
  high
• CVE-2021-4128
  high
• CVE-2021-4129
  critical

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