Multiple vulnerabilities in Mozilla Thunderbird

Description

Multiple vulnerabilities were found in Mozilla Thunderbird. Malicious users can exploit these vulnerabilities to execute arbitrary code, spoof user interface, cause denial of service.

Below is a complete list of vulnerabilities:

1. A memory safety vulnerability can be exploited to execute arbitrary code.
2. A security UI vulnerability can be exploited to spoof user interface.
3. An out of bounds write vulnerability in ANGLE can be exploited to cause denial of service or execute arbitrary code.
4. A use after free vulnerability can be exploited via special crafted webpage to cause denial of service or execute arbitrary code.

Fiches de renseignement originales

• MFSA2021-30

Exploitation

Public exploits exist for this vulnerability.

Produits associés

• Mozilla-Thunderbird

Liste CVE

• CVE-2021-30547
  critical
• CVE-2021-29976
  critical
• CVE-2021-29969
  high
• CVE-2021-29970
  critical

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