Multiple vulnerabilities in Mozilla Firefox ESR

Description

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

Below is a complete list of vulnerabilities:

1. Memory corruption vulnerability on Windows can be exploited locally to obtain sensitive information.
2. Memory corruption vulnerability can be exploited locally to execute arbitrary code.
3. Bypass security vulnerability can be exploited locally to obtain sensitive information.
4. Type confusion vulnerability can be exploited locally to execute arbitrary code.
5. CSS sanitization vulnerability can be exploited locally.
6. Memory corruption vulnerability on Windows can be exploited locally to cause denial of service.

Original advisories

• mfsa2020-02

Exploitation

Public exploits exist for this vulnerability.

Related products

• Mozilla-Firefox-ESR

CVE list

• CVE-2019-17024
  critical
• CVE-2019-17021
  high
• CVE-2019-17016
  high
• CVE-2019-17017
  critical
• CVE-2019-17022
  high
• CVE-2019-17015
  critical

Read more

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