KLA11612
Multiple vulnerabilities in Mozilla Firefox ESR
Updated: 01/17/2020
Detect date
?
12/03/2019
Severity
?
High
Description

Multiple vulnerabilities were found in Mozilla Firefox ESR. 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. Race condition vulnerability in Resist Fingerprinting can be exploited remotely via specially designed website to cause denial of service;
  2. Stack corruption due to incorrect number of arguments in WebRTC code can be exploited remotely via specially designed website to cause denial of service;
  3. Incorrect temporary files access configuration of Mozilla updater service can be exploited locally to bypass security restrictions;
  4. Use-after-free vulnerability in DocShell can be exploited remotely via specially designed website to cause denial of service;
  5. Buffer overflow vulnerability in plain Firefox text serializer can be exploited remotely via specially designed website to cause denial of service;
  6. Use-after-free vulnerability in worker destruction can be exploited remotely via specially designed website to cause denial of service;
  7. Out of bounds write vulnerability in NSS can be exploited remotely via specially designed website to cause denial of service;
Affected products

Mozilla Firefox ESR earlier than 68.3

Solution

Update to the latest version
Download Mozilla Firefox ESR

Original advisories

mfsa2019-36

Impacts
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ACE 
[?]

DoS 
[?]

SB 
[?]
Related products
Mozilla Firefox ESR
CVE-IDS
?
CVE-2019-170120.0Unknown
CVE-2019-170100.0Unknown
CVE-2019-137220.0Unknown
CVE-2019-170090.0Unknown
CVE-2019-170110.0Unknown
CVE-2019-170050.0Unknown
CVE-2019-170080.0Unknown
CVE-2019-117450.0Unknown