Kaspersky ID:
KLA12381
Data de detecção:
12/10/2021
Atualizado:
01/28/2026

Descrição

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

Below is a complete list of vulnerabilities:

  1. Use after free vulnerability in screen capture can be exploited to cause denial of service or execute arbitrary code.
  2. Type confusion vulnerability in V8 can be exploited to cause denial of service.
  3. Data validation vulnerability in loader can be exploited to bypass security restrictions.
  4. Use after free vulnerability in UI can be exploited to cause denial of service or execute arbitrary code.
  5. Heap buffer overflow vulnerability in ANGLE can be exploited to cause denial of service.
  6. Use after free vulnerability in web apps can be exploited to cause denial of service or execute arbitrary code.
  7. Type confusion vulnerability in loader can be exploited to cause denial of service.
  8. Security UI vulnerability in autofill can be exploited to spoof user interface.
  9. Validation of untrusted input vulnerability in new tab page can be exploited to bypass security restrictions.
  10. Use after free vulnerability in developer tools can be exploited to cause denial of service or execute arbitrary code.
  11. Use after free vulnerability in file API can be exploited to cause denial of service or execute arbitrary code.
  12. Heap buffer overflow vulnerability in BFCache can be exploited to cause denial of service.
  13. Use after free vulnerability in autofill can be exploited to cause denial of service or execute arbitrary code.
  14. Use after free vulnerability in windows manager can be exploited to cause denial of service or execute arbitrary code.
  15. Heap buffer overflow vulnerability in extensions can be exploited to cause denial of service.
  16. Integer underflow vulnerability in ANGLE can be exploited to cause denial of service.

Comunicados originais

Exploração

Public exploits exist for this vulnerability.

Produtos relacionados

Lista de CVE

  • CVE-2021-4063
    critical
  • CVE-2021-4052
    critical
  • CVE-2021-4055
    critical
  • CVE-2021-4064
    critical
  • CVE-2021-4053
    critical
  • CVE-2021-4059
    high
  • CVE-2021-4057
    critical
  • CVE-2021-4061
    critical
  • CVE-2021-4068
    high
  • CVE-2021-4066
    critical
  • CVE-2021-4058
    critical
  • CVE-2021-4054
    high
  • CVE-2021-4067
    critical
  • CVE-2021-4062
    critical
  • CVE-2021-4056
    critical
  • CVE-2021-4065
    critical

Lista de KB

Saiba mais

Descubra as estatísticas das vulnerabilidades que se espalham em sua região statistics.securelist.com

Encontrou uma imprecisão na descrição desta vulnerabilidade? Avise-nos!
Kaspersky Next:
cibersegurança redefinida
Saber mais
Novo Kaspersky!
Sua vida dgital merece proteção completa!
Saber mais
Do you want to save your changes?
Your message has been sent successfully.