Kaspersky ID:
KLA12046
検出日:
01/14/2021
更新日:
01/28/2026

説明

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 autofill component can be exploited to execute arbitrary code or cause denial service.
  2. Data validation vulnerability in networking component can be exploited to bypass security restrictions.
  3. Use after free vulnerability in media component can be exploited to execute arbitrary code or cause denial service.
  4. Heap buffer overflow vulnerability in audio component can be exploited to cause denial of service.
  5. Use after free vulnerability in safe browsing component can be exploited to execute arbitrary code or cause denial service.
  6. Use after free vulnerability in Blink can be exploited to execute arbitrary code or cause denial service.
  7. Policy enforcement vulnerability in WebUI can be exploited to bypass security restrictions.
  8. Use after free vulnerability in drag and drop component can be exploited to execute arbitrary code or cause denial service.
  9. Heap buffer overflow vulnerability in Skia can be exploited to cause denial of service.
  10. Use after free vulnerability in audio component can be exploited to execute arbitrary code or cause denial service.
  11. Out of bounds write vulnerability in V8 can be exploited to cause denial of service.
  12. Use after free vulnerability in payments component can be exploited to execute arbitrary code or cause denial service.

オリジナルアドバイザリー

エクスプロイテーション

Public exploits exist for this vulnerability.

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

関連製品

CVEリスト

  • CVE-2021-21106
    critical
  • CVE-2021-21114
    critical
  • CVE-2021-21115
    critical
  • CVE-2020-16043
    critical
  • CVE-2021-21109
    critical
  • CVE-2021-21116
    critical
  • CVE-2021-21107
    critical
  • CVE-2021-21112
    critical
  • CVE-2021-21110
    critical
  • CVE-2021-21111
    critical
  • CVE-2021-21113
    critical
  • CVE-2020-15995
    critical
  • CVE-2021-21108
    critical

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