Multiple vulnerabilities in Opera

Description

Multiple vulnerabilities were found in Opera. Malicious users can exploit these vulnerabilities to bypass security restrictions, execute arbitrary code, cause denial of service, spoof user interface.

Below is a complete list of vulnerabilities:

1. Policy enforcement vulnerability in developer tools can be exploited to bypass security restrictions.
2. Policy enforcement vulnerability in Omnibox component can be exploited to bypass security restrictions.
3. Use after free vulnerability in payments component can be exploited to potentially cause denial of service and execute arbitrary code.
4. Security UI vulnerability in payments component can be exploited to spoof user interface.
5. Security UI vulnerability in progress display component can be exploited to spoof user interface.
6. Use after free vulnerability in WebAuthentication can be exploited to cause denial of service and execute arbitrary code.

Fiches de renseignement originales

• Changelog for Opera 69

• Stable Channel Update for Desktop

Exploitation

Public exploits exist for this vulnerability.

Produits associés

• Opera

Liste CVE

• CVE-2020-6495
  high
• CVE-2020-6497
  high
• CVE-2020-6496
  critical
• CVE-2020-6494
  high
• CVE-2020-6498
  high
• CVE-2020-6493
  critical

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