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KLA11545
Multiple vulnerabilities in Mozilla Firefox ESR

Updated: 01/22/2024
Detect date
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09/03/2019
Severity
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Critical
Description

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

Below is a complete list of vulnerabilities:

  1. A vulnerability can be exploited remotely to execute arbitrary code;
  2. Multiple memory corruption vulnerabilities can be exploited to execute arbitrary code;
  3. A vulnerability can be exploited remotely to perform cross-site scripting attacks;
  4. A sandbox escape vulnerability can be exploited to bypass security restrictions;
  5. A type confusion vulnerability can be exploited to cause denial of service;
  6. A same-origin policy violation vulnerability can be exploited to bypass security restrictions;
  7. Multiple race condition vulnerabilities in Mozilla Maintenance Service can be exploited to gain privileges;
  8. A vulnerability in WebRTC can be exploited to bypass security restrictions;
  9. Multiple use-after-free vulnerabilities can be exploited remotely to cause denial of service;
  10. A cross-origin access vulnerability can be exploited to bypass security restrictions;
Affected products

Mozilla Firefox earlier than 60.9
Mozilla Firefox earlier than 68.1

Solution

Update to the latest version
Download Mozilla Firefox ESR

Original advisories

mfsa2019-27
mfsa2019-26

Impacts
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ACE 
[?]

OSI 
[?]

DoS 
[?]

SB 
[?]

PE 
[?]

XSS/CSS 
[?]
Related products
Mozilla Firefox ESR
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