Multiple vulnerabilities in Mozilla Firefox

Description

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

Below is a complete list of vulnerabilities:

1. A memory safety vulnerability can be exploited to execute arbitrary code.
2. An information disclosure vulnerability can be exploited via special crafted webpage to obtain sensitive information.
3. An information disclosure vulnerability in the Devtools remote debugging feature can be exploited remotely to obtain sensitive information.
4. A security UI vulnerability can be exploited via special crafted extention to spoof user interface and obtain sensitive information.
5. A memory corruption vulnerability can be exploited to cause denial of service.
6. A security vulnerability can be exploited via special crafted extention to bypass security restrictions and obtain sensitive information.
7. An out of bounds read vulnerability in WebGL can be exploited via special crafted object to cause denial of service or obtain sensitive information.
8. A denial of service vulnerability in Mozilla Maintenance Service can be exploited remotely to cause denial of service.
9. A transient execution vulnerability can be exploited to obtain sensitive infromation or cause denial of service.

Fiches de renseignement originales

• MFSA2021-10

Produits associés

• Mozilla-Firefox

Liste CVE

• CVE-2021-23987
  critical
• CVE-2021-23982
  high
• CVE-2021-23985
  high
• CVE-2021-23988
  critical
• CVE-2021-23984
  high
• CVE-2021-23983
  high
• CVE-2021-23986
  high
• CVE-2021-23981
  critical
• CVE-2021-29951
  high
• CVE-2021-29955
  high

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