KLA20115 Multiple vulnerabilities in Mozilla Thunderbird

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

Below is a complete list of vulnerabilities:

1. Memory safety vulnerability can be exploited to execute arbitrary code.
2. Code execution vulnerability in Download Protection can be exploited to execute arbitrary code.
3. Use after free vulnerability in WebGL can be exploited to cause denial of service.
4. Memory corruption vulnerability in WebGL can be exploited remotely to execute arbitrary code.
5. Information disclosure vulnerability in Content process can be exploited to obtain sensitive information.
6. Use after free vulnerability in WebGL can be exploited to cause denial of service or execute arbitrary code.
7. Code execution vulnerability in Drag and Drop can be exploited to execute arbitrary code.

Original advisories

MFSA2022-53

Related products

Mozilla-Thunderbird

CVE list

CVE-2022-46878 critical

CVE-2022-46875 high

CVE-2022-46872 critical

CVE-2022-46874 critical

CVE-2022-46882 critical

CVE-2022-46881 critical

CVE-2022-46880 high

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.

• OSI

Obtain sensitive information. Exploitation of vulnerabilities with this impact can lead to capturing by abuser information, critical for user or system.

• 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 102.6