Multiple vulnerabilities in Mozilla Firefox ESR

Description

Multiple vulnerabilities were found in Mozilla Firefox ESR. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, perform cross-site scripting attack, spoof user interface, obtain sensitive information, execute arbitrary code.

Below is a complete list of vulnerabilities:

1. Multiple sandbox escape vulnerabilities can be exploited to bypass security restrictions;
2. A CORS bypass vulnerability can be exploited to bypass security restrictions;
3. An use-after-free vulnerability can be exploited to cause denial of service;
4. A race condition vulnerability can be exploited to cause denial of service;
5. A HTML parsing error can be exploited to perform cross-site scripting attack;
6. An improper escape issue can be exploited to spoof user interface;
7. An out-of-bounds read vulnerabilitiy can be exploited to obtain sensitive information;
8. A same-origin policy issue can be exploited to obtain sensitive information;
9. Multiple memory corruptions vulnerabilities can be exploited remotely to execute arbitrary code.

Fiches de renseignement originales

• mfsa2019-22

Exploitation

Public exploits exist for this vulnerability.

Produits associés

• Mozilla-Firefox-ESR

Liste CVE

• CVE-2019-9811
  critical
• CVE-2019-11711
  critical
• CVE-2019-11712
  critical
• CVE-2019-11713
  critical
• CVE-2019-11729
  critical
• CVE-2019-11715
  high
• CVE-2019-11717
  high
• CVE-2019-11719
  critical
• CVE-2019-11730
  high
• CVE-2019-11709
  critical

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