KLA15733 Multiple vulnerabilities in Mozilla Thunderbird

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

Below is a complete list of vulnerabilities:

1. Security bypass vulnerability can be exploited via special crafted document to bypass security restrictions.
2. Information disclosure vulnerability can be exploited via specially crafted html page to execute arbitrary code and obtain sensitive information.
3. Denial of service vulnerability can be exploited via script execution to cause denial of service.

Original advisories

MFSA2022-38

Related products

Mozilla-Thunderbird

CVE list

CVE-2022-3034 warning

CVE-2022-3033 critical

CVE-2022-36059 high

CVE-2022-3032 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.

• PE

Privilege escalation. Exploitation of vulnerabilities with this impact can lead to performing by abuser actions, which are normally disallowed for current role.

Affected Products

• Mozilla Thunderbird 102.x earlier than 102.2.1