Multiple vulnerabilities in Opera

Beschreibung

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

Below is a complete list of vulnerabilities:

1. Inappropriate implementation vulnerability in V8 component can be exploited to execute arbitrary code.
2. Policy enforcement vulnerability in extensions component can be exploited to bypass same origin policy.
3. Use after free vulnerability in audio component can be exploited to obtain sensitive information.
4. Out of bounds vulnerability can be exploited to cause denial of service.
5. Use after free vulnerability in media component can be exploited to obtain sensitive information.
6. Use after free vulnerability in WebGL can be exploited to obtain sensitive information.

Ursprüngliche Informationshinweise

• Changelog for Opera 67

• Stable Channel Update for Desktop

Ausnutzung

Public exploits exist for this vulnerability.

Betroffene Produkte

• Opera

CVE Liste

• CVE-2019-20503
  high
• CVE-2020-6429
  critical
• CVE-2020-6425
  high
• CVE-2020-6424
  critical
• CVE-2020-6428
  critical
• CVE-2020-6427
  critical
• CVE-2020-6426
  high
• CVE-2020-6422
  critical
• CVE-2020-6449
  critical

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