KLA19266 Multiple vulnerabilities in Mozilla Thunderbird

Multiple vulnerabilities were found in Mozilla Thunderbird. Malicious users can exploit these vulnerabilities to cause denial of service, execute arbitrary code.

Below is a complete list of vulnerabilities:

1. Data corruption vulnerability in matrix-js-sdk can be exploited via specially crafted message to cause denial of service.
2. An elevation of privilege vulnerability in matrix-js-sdk can be exploited remotely to gain privileges or execute arbitrary code.
3. Device verification vulnerability in matrix-js-sdk can be exploited remotely to gain privileges or execute arbitrary code.

Original advisories

MFSA2022-43

Related products

Mozilla-Thunderbird

CVE list

CVE-2022-39236 high

CVE-2022-39251 critical

CVE-2022-39250 critical

CVE-2022-39249 critical

Solution

Update to the latest version

Download Thunderbird

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.

• 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.

Affected Products

• Mozilla Thunderbird earlier than 102.3.1