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KLA12010
Multiple vulnerabilities in Mozilla Firefox

Updated: 01/25/2024
Detect date
?
11/17/2020
Severity
?
Warning
Description

Multiple vulnerabilities were found in Mozilla Firefox. Malicious users can exploit these vulnerabilities to cause denial of service, obtain sensitive information, gain privileges, perform cross-site scripting attack, spoof user interface, execute arbitrary code, bypass security restrictions.

Below is a complete list of vulnerabilities:

  1. A heap buffer overflow vulnerability in Freetype can be exploited to cause denial of service.
  2. A side-channel information leakage vulnerability in graphics component can be exploited to obtain sensitive information.
  3. An elevation of privilege vulnerability in the Remote Debugging via USB feature for Android can exploited to gain privileges.
  4. A cross-site-scripting (XSS) vulnerability can be exploited to perform cross-site scripting attack.
  5. A security UI vulnerability in fullscreen mode can be exploited remotely to obtain sensitive information and spoof user interface.
  6. A memory safety vulnerability can be exploited to to cause denial of service and execute arbitrary code.
  7. A denial of service vulnerability in History and Location interfaces can be exploited to potentially cause denial of service.
  8. A security bypass vulnerability in DoH can be exploited to security bypass restrictions.
  9. A security bypass vulnerability in Screenshoot mode can be exploited to bypass securty restrictions.
  10. A security bypass vulnerability in OneCRL for Android can be exploited to cause denial of service.
  11. A security UI vulnerability in fullscreen mode for Android can be exploited to spoof user interface and perform cross-site scripting attack.
  12. A use after free vulnerability in nsTArray can be exploited to potentially cause denial of service or execute arbitrary code.
  13. A security bypass vulnerability in “Show Password” feature can be exploited to bypass security restrictions and obtain sensitive information.
  14. A use after free vulnerability in WebRequestService can be exploited to cause denial of service.
  15. A memory corruption vulnerability in JIT compilation can be exploited to potentially cause denial of service.
  16. A security vulnerability in mDNS request for Windows can be exploited to obtain sensitive information.
  17. A security bypass vulnerability in ServiceWorker can be exploited to bypass security restrictions and perform cross-site scripting attack.
  18. A security vulnerability in cookies can be exploited to obtain sensitive information.
Exploitation

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

Affected products

Mozilla Firefox earlier than 83

Solution

Update to the latest version
Download Firefox

Original advisories

MFSA2020-50

Impacts
?
ACE 
[?]

OSI 
[?]

DoS 
[?]

SB 
[?]

PE 
[?]

XSS/CSS 
[?]

SUI 
[?]
Related products
Mozilla Firefox
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