KLA11720
Multiple vulnerabilities in Opera
Updated: 06/18/2020
Detect date
?
01/22/2020
Severity
?
High
Description

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

Below is a complete list of vulnerabilities:

  1. Use after free vulnerability in speech recognizer can be exploited to cause denial of service and potentially execute arbitrary code.
  2. A spoofing vulnerability in Windows CryptoAPI can be exploited remotely to bypass security restrictions.
  3. Extension message verification error can be exploited to bypass security restrictions.
Exploitation

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

Affected products

Opera earlier than 66.0.3515.44

Solution

Update to the latest version
Download Opera

Original advisories

Changelog for Opera 66
Stable Channel Update for Desktop

Impacts
?
ACE 
[?]

DoS 
[?]

SB 
[?]
Related products
Opera
CVE-IDS
?
CVE-2020-06010.0Unknown
CVE-2020-63790.0Unknown
CVE-2020-63800.0Unknown
CVE-2020-63780.0Unknown