Multiple vulnerabilities in Mozilla Thunderbird

Description

Multiple vulnerabilities were found in Mozilla Thunderbird. Malicious users can exploit these vulnerabilities to execute arbitrary code, obtain sensitive information.

Below is a complete list of vulnerabilities:

1. A memory safety vulnerability can be exploited to execute arbitrary code.
2. A security bypass vulnerability in Content Security Policy violation report to obtain sensitive information.
3. OSI vulnerability in MediaError message property can be exploited to obtain sensitive information.

Original advisories

• MFSA2021-09

Related products

• Mozilla-Thunderbird

CVE list

• CVE-2021-23973
  high
• CVE-2021-23978
  critical
• CVE-2021-23968
  warning
• CVE-2021-23969
  warning

Read more

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