KLA12261
Multiple vulnerabilities in Mozilla Thunderbird

Updated: 08/25/2021
Detect date
?
08/11/2021
Severity
?
High
Description

Multiple vulnerabilities were found in Mozilla Thunderbird. Malicious users can exploit these vulnerabilities to obtain sensitive information, cause denial of service, gain privileges, spoof user interface.

Below is a complete list of vulnerabilities:

  1. A type confusion vulnerability in JIT optimization can be exploited to obtain sensitive information.
  2. A denial of service vulnerability in JIT can be exploited to cause denial of service.
  3. A security UI vulnerability on Linux can be exploited to spoof user interface and gain privileges.
Affected products

Mozilla Thunderbird earlier than 91

Solution

Update to the latest version
Download Thunderbird

Original advisories

MFSA2021-36

Impacts
?
OSI 
[?]

DoS 
[?]

PE 
[?]

SUI 
[?]
Related products
Mozilla Thunderbird
CVE-IDS
?
CVE-2021-299810.0Unknown
CVE-2021-299820.0Unknown
CVE-2021-299870.0Unknown
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