Kaspersky ID:
KLA12148
Fecha de detección:
04/19/2021
Actualizado:
01/28/2026

Descripción

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;

Notas informativas originales

Explotación

Public exploits exist for this vulnerability.

Productos relacionados

Lista 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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Conozca las estadísticas de las vulnerabilidades que se propagan en su región statistics.securelist.com

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