Multiple vulnerabilities in Mozilla Thunderbird

Descrição

Multiple vulnerabilities were found in Mozilla Thunderbird. Malicious users can exploit these vulnerabilities to cause denial of service, bypass security restrictions, obtain sensitive information.

Below is a complete list of vulnerabilities:

1. Memory corruption vulnerability on JavaScript Objects on ARM64 platforms can be exploited to potentially cause denial of service.
2. SB vulnerability in add-on updates can be exploited to bypass security restrictions.
3. Use after free vulnerability in a pointer can be exploited to potentially cause denial of service.
4. Information disclosure vulnerbaility in URL object can be exploited to obtain sensitive information.
5. Use after free vulnerability in nsGlobalWindowInner component can be exploited to potentially cause denial of service.
6. Information disclosure vulnerbaility in Microsoft Exchange can be exploited remotely to obtain sensitive information.

Comunicados originais

• MFSA2020-26

Exploração

Public exploits exist for this vulnerability.

Produtos relacionados

• Mozilla-Thunderbird

Lista de CVE

• CVE-2020-12417
  critical
• CVE-2020-12421
  high
• CVE-2020-12420
  critical
• CVE-2020-12418
  high
• CVE-2020-12419
  critical
• CVE-2020-15646
  high

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