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, execute arbitrary code, spoof user interface, gain privileges.

Below is a complete list of vulnerabilities:

1. Memory corruption and vulnerability can be exploited to cause denial of service;
2. A security vulnerability can be exploited to bypass security restrictions;
3. A race condition vulnerability can be exploited via special crafted object to cause denial of service or obtain sensitive information;
4. A integer overflow vulnerability can be exploited to security bypass restrictions;
5. A Null read vulnerability related to WebAssembly JIT can be exploited to cause denial of service;
6. A vulnerability related to FTP URL can be exploited to execute arbitrary code;
7. A vulnerability related to secure lock icon can be exploited to spoof user interface;
8. A memory safety vulnerability related to Responsive Design Mode can be exploited to execute arbitrary code;
9. Elevation of privilege vulnerability related to Blob URL can be exploited to gain privileges;

Comunicados originais

• MFSA2021-14

Exploração

Public exploits exist for this vulnerability.

Produtos relacionados

• Mozilla-Thunderbird

Lista de CVE

• CVE-2021-23961
  high
• CVE-2021-23994
  critical
• CVE-2021-29948
  warning
• CVE-2021-29946
  critical
• CVE-2021-29945
  high
• CVE-2021-24002
  critical
• CVE-2021-23998
  high
• CVE-2021-23995
  critical
• CVE-2021-23999
  critical

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