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kasperskyKaspersky LabKLA11718
HistoryDec 27, 2019 - 12:00 a.m.

KLA11718 Multiple vulnerabilities in Opera

2019-12-2700:00:00
Kaspersky Lab
threats.kaspersky.com
33

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

9.5

Confidence

High

EPSS

0.027

Percentile

90.5%

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

Below is a complete list of vulnerabilities:

  1. Use after free vulnerability in Bluetooth component can be exploited remotely via specially designed webpage to execute arbitrary code.
  2. Buffer overflow vulnerability in password manager can be exploited remotely via specially designed webpage to execute arbitrary code.
  3. Insufficient policy enforcement vulnerability in WebSockets can be exploited remotely via specially designed webpage to bypass same origin policy.
  4. A heap buffer overflow vulnerability in JavaScript can be exploited remotely via specially designed webpage to cause denial of service.
  5. A heap buffer overflow vulnerability in WebSockets can be exploited remotely via specially designed webpage to cause denial of service.
  6. A heap buffer overflow vulnerability in WebAudio can be exploited remotely via specially designed webpage to cause denial of service.
  7. A heap buffer overflow vulnerability in SQLite can be exploited remotely via specially designed webpage to cause denial of service.
  8. An out of bounds write vulnerability in JavaScript can be exploited remotely via specially designed webpage to execute arbitrary code.
  9. A heap buffer overflow vulnerability in PDFium can be exploited remotely via specially crafted PDF file to cause denial of service.
  10. Insufficient policy enforcement vulnerability in autocomplete component can be exploited remotely via specially designed webpage to obtain sensitive information.
  11. Insufficient policy enforcement vulnerability in navigation component can be exploited remotely via specially designed webpage to bypass site isolation.
  12. Insufficient policy enforcement vulnerability in Omnibox can be exploited remotely via specially crafted domain name to perform domain spoofing.
  13. Incorrect security vulnerability of UI in sharing component can be exploited remotely via specially designed webpage to perform domain spoofing.
  14. Insufficient validation vulnerability in Blink can be exploited locally via specially crafted clipboard content to bypass same origin policy.
  15. URL bar vulnerability in Omibox can be exploited remotely via specially crafted domain name to spoof the contents.
  16. An UI spoof vulnerability in external protocol handling can be exploited remotely via specially designed webpage.
  17. Cross-context information leak vulnerability in cookies can be exploited remotely via specially designed webpage.
  18. Cross-context information leak vulnerability in audio can be exploited remotely via specially designed webpage.
  19. Insufficient policy enforcement vulnerability in Omnibox can be exploited remotely via specially designed webpage to spoof the contents.
  20. Uninitialized data structure in rendering component can be exploited remotely via specially designed webpage to cause denial of service.
  21. Insufficient policy enforcement vulnerability in developer tools can be exploited locally via specially designed webpage to obtain sensitive information.
  22. URL bar vulnerability in Omibox can be exploited remotely via specially designed webpage to spoof the contents.
  23. Insufficient data validation vulnerability in SQLite can be exploited remotely via specially designed webpage to bypass defense-in-depth measures.
  24. Uninitialized data structure in SQLite can be exploited remotely via specially designed webpage to obtain sensitive information.
  25. An out of bounds read vulnerability in SQLite can be exploited remotely to obtain sensitive information.
  26. Insufficient policy enforcement vulnerability in extensions can be exploited remotely via specially designed webpage to bypass navigation restrictions.
  27. Insufficient security UI vulnerability in printing component can be exploited remotely via specially designed webpage to perform domain spoofing
  28. Insufficient security UI vulnerability in Omnibox can be exploited remotely via specially crafted domain name to perform domain spoofing.
  29. Insufficient policy enforcement vulnerability in navigation component can be exploited remotely via specially designed webpage to bypass navigation restrictions.
  30. Insufficient security UI vulnerability in interstitials can be exploited remotely via specially designed webpage to perform domain spoofing.
  31. Insufficient policy enforcement vulnerability in downloads can be exploited locally via local code to spoof downloaded files.
  32. Cross-context information leak vulnerability in payments can be exploited remotely via specially designed webpage.
  33. Stack corruption due to incorrect number of arguments in WebRTC code can be exploited remotely via specially designed website to cause denial of service.

Original advisories

Changelog for Opera 66

Stable Channel Update for Desktop

Related products

Opera

CVE list

CVE-2019-13722 warning

CVE-2019-13725 high

CVE-2019-13726 high

CVE-2019-13727 high

CVE-2019-13728 high

CVE-2019-13729 high

CVE-2019-13730 high

CVE-2019-13732 high

CVE-2019-13734 high

CVE-2019-13735 high

CVE-2019-13764 high

CVE-2019-13736 high

CVE-2019-13737 warning

CVE-2019-13738 warning

CVE-2019-13739 warning

CVE-2019-13740 warning

CVE-2019-13741 high

CVE-2019-13742 warning

CVE-2019-13743 warning

CVE-2019-13744 warning

CVE-2019-13745 warning

CVE-2019-13746 warning

CVE-2019-13747 high

CVE-2019-13748 warning

CVE-2019-13749 warning

CVE-2019-13750 warning

CVE-2019-13751 warning

CVE-2019-13752 warning

CVE-2019-13753 warning

CVE-2019-13754 warning

CVE-2019-13755 warning

CVE-2019-13756 warning

CVE-2019-13757 warning

CVE-2019-13758 warning

CVE-2019-13759 warning

CVE-2019-13761 warning

CVE-2019-13762 warning

CVE-2019-13763 warning

Solution

Update to the latest version

Download Opera

Impacts

  • ACE

Arbitrary code execution. Exploitation of vulnerabilities with this impact can lead to executing by abuser any code or commands at vulnerable machine or process.

  • OSI

Obtain sensitive information. Exploitation of vulnerabilities with this impact can lead to capturing by abuser information, critical for user or system.

  • DoS

Denial of service. Exploitation of vulnerabilities with this impact can lead to loss of system availability or critical functional fault.

  • SB

Security bypass. Exploitation of vulnerabilities with this impact can lead to performing actions restricted by current security settings.

  • SUI

Spoof user interface. Exploitation of vulnerabilities with this impact can lead to changes in user interface to beguile user into inaccurate behavior.

Affected Products

  • Opera earlier than 66.0.3515.21

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

9.5

Confidence

High

EPSS

0.027

Percentile

90.5%