KLA11510 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. Type confusion vulnerability related to JavaScript objects can be exploited to cause denial of service;
2. Unspecified vulnerability related to insufficient vetting of parameters can be exploited to execute arbitrary code.

Original advisories

Mozilla Foundation Security Advisory 2019-20

Exploitation

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Related products

Mozilla-Thunderbird

CVE list

CVE-2019-11708 critical

CVE-2019-11707 critical

Solution

Update to the latest version

Download Mozilla 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.

Affected Products

• Mozilla Thunderbird versions earlier then 60.7.2