Multiple vulnerabilites in Opera

Description

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

Below is a complete list of vulnerabilities:

1. Security UI vulnerability in permissions can be exploited to spoof user interface.
2. Policy enforcement vulnerability in intent handling component can be exploited to bypass security restrictions and gain privileges.
3. Policy enforcement vulnerability in extensions can be exploited to bypass security restrictions.
4. Out of bounds read vulnerability in storage component can be exploited to cause denial of service.
5. Security UI vulnerability in Omnibox can be exploited to spoof user interface.
6. Policy enforcement vulnerability in autofill component can be exploited to bypass security restrictions and gain privileges.
7. Data validation vulnerability in media component can be exploited to security bypass restrictions.
8. Use after free vulnerability in presentation API can be exploited to execute arbitrary code or cause denial of service.
9. Out of bounds write vulnerability in V8 can be exploited to cause denial of service.
10. Policy enforcement vulnerability in Blink can be exploited to bypass security restrictions and gain privileges.
11. Implementation vulnerability in Content Security Policy can be exploited to bypass security restrictions.
12. Policy enforcement vulnerability in iOS can be exploited to bypass security restrictions.
13. Policy enforcement in media component can be exploited to bypass security restrictions and gain privileges.
14. Validation of untrusted input vulnerability in command line handling can be exploited to bypass security restrictions.
15. Policy enforcement vulnerability in serial component can be exploited to bypass security restrictions.
16. Side-channel information leakage vulnerability in WebRTC can be exploited to obtain sensitive information.
17. Integer overflow vulnerability in WebUSB can be exploited to cause denial of service.

Fiches de renseignement originales

• Changelog for Opera 71

• Stable Channel Update for Desktop
• Stable Channel Update for Desktop

Exploitation

Public exploits exist for this vulnerability.

Produits associés

• Opera

Liste CVE

• CVE-2020-6561
  high
• CVE-2020-6559
  critical
• CVE-2020-6566
  high
• CVE-2020-6558
  high
• CVE-2020-6562
  high
• CVE-2020-6560
  high
• CVE-2020-6565
  high
• CVE-2020-6564
  high
• CVE-2020-6563
  high
• CVE-2020-6570
  warning
• CVE-2020-6571
  warning
• CVE-2020-6569
  high
• CVE-2020-6568
  high
• CVE-2020-6567
  high
• CVE-2020-15961
  critical
• CVE-2020-15960
  critical
• CVE-2020-15962
  critical
• CVE-2020-15965
  critical
• CVE-2020-15964
  critical
• CVE-2020-15966
  warning
• CVE-2020-15963
  critical

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