Multiple vulnerabilities in Mozilla Firefox ESR

Description

Multiple vulnerabilities were found in Mozilla Firefox ESR. Malicious users can exploit these vulnerabilities to execute arbitrary code, spoof user interface, obtain sensitive information.

Below is a complete list of vulnerabilities:

1. Out of bounds write vulnerability in GMPDecodeData can be exploited to execute arbitrary code.
2. URL bar vulnerability in Firefox ESR for Android can be exploited to spoof the contents.
3. Memory corruption vulnerability can be exploited to execute arbitrary code.
4. Uninitialized memory vulnerability in WebGL can be exploited to potentially obtain sensitive information.
5. File overwrite vulnerability in Firefox ESR for Android can be exploited to execute arbitrary code.

Original advisories

• MSFA2020-13

Related products

• Mozilla-Firefox-ESR

CVE list

• CVE-2020-6822
  high
• CVE-2020-6825
  critical
• CVE-2020-6821
  warning
• CVE-2020-6827
  warning
• CVE-2020-6828
  high

Read more

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