Multiple vulnerabilities in Opera

Description

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

Below is a complete list of vulnerabilities:

1. Data validation vulnerability in installer component can be exploited to potentially cause denial of service.
2. Stack buffer overflow vulnerability in WebRTC can be exploited to potentially caouse denial of service.
3. Use after free vulnerability in UI can be exploited to spoof user interface and potentially cause denial of service.
4. Implementation vulnerability in V8 can be exploited to potentially cause denial of service.
5. Policy enforcement vulnerability in ANGLE can be exploited to bypass security restrictions.
6. Heap buffer overflow vulnerability in UI on Windows can be exploited to cause denial of service.

Original advisories

• Changelog for Opera 72

• Stable Channel Update for Desktop

Exploitation

Public exploits exist for this vulnerability.

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Related products

• Opera

CVE list

• CVE-2020-16009
  critical
• CVE-2020-16011
  critical
• CVE-2020-16007
  critical
• CVE-2020-16005
  critical
• CVE-2020-16006
  critical
• CVE-2020-16008
  critical
• CVE-2020-16004
  critical

Read more

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