Multiple vulnerabilities in Mozilla Firefox ESR

Descripción

Multiple vulnerabilities were found in Mozilla Firefox ESR. Malicious users can exploit these vulnerabilities to cause denial of service, obtain sensitive information, execute arbitrary code.

Below is a complete list of vulnerabilities:

1. Use after free vulnerability in SharedWorkerService can be exploited to potentially cause denial of service.
2. Type confusion vulnerability in JS can be exploited to cause denial of service.
3. Timing attack vulnerability in NSS library can be exploited to obtain sensitive information.
4. Memory corruption vulnerability can be exploited to execute arbitrary code.

Notas informativas originales

• MFSA2020-21

Explotación

Public exploits exist for this vulnerability.

Productos relacionados

• Mozilla-Firefox-ESR

Lista CVE

• CVE-2020-12399
  warning
• CVE-2020-12410
  critical
• CVE-2020-12405
  high
• CVE-2020-12406
  critical

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