KLA11251 Multiple vulnerabilities in Mozilla Thunderbird

Multiple serious vulnerabilities have been found in Mozilla Thunderbird. Malicious users can exploit these vulnerabilities to obtain sensitive information, cause denial of service, bypass security restrictions and spoof user interface.

Below is a complete list of vulnerabilities:

1. Multiple memory corruption vulnerabilities in Skia can be exploited remotely to cause denial of service;
2. An information disclosure vulnerability in S/MIME can be exploited locally via chosen-ciphertext attack to obtain sensitive information;
3. Multiple use-after-free vulnerabilities can be exploited remotely to cause denial of service;
4. An integer overflow and out-of-bounds write vulnerabilities in Skia can be exploited remotely to cause denial of service;
5. An unspecified vulnerability can be exploited remotely via specially crafted message headers to obtain sensitive information;
6. An unspecified vulnerability can be exploited remotely via src attribute of remote images or links to obtain sensitive information;
7. An unspecified vulnerability can be exploited remotely via attachment filename to spoof user interface;
8. An unspecified vulnerability can be exploited remotely via specially crafted website to bypass security restrictions;
9. A buffer overflow vulnerability can be exploited remotely to cause denial of service.

Original advisories

Mozilla Foundation Security Advisory 2018-13

Exploitation

Public exploits exist for this vulnerability.

Related products

Mozilla-Thunderbird

CVE list

CVE-2018-5154 critical

CVE-2018-5155 critical

CVE-2018-5159 critical

CVE-2018-5168 warning

CVE-2018-5174 warning

CVE-2018-5150 critical

CVE-2018-5183 critical

CVE-2018-5184 warning

CVE-2018-5161 warning

CVE-2018-5162 warning

CVE-2018-5170 warning

CVE-2018-5178 high

CVE-2018-5185 warning

Solution

Update to 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.

• 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.

• XSS/CSS

Cross site scripting. Exploitation of vulnerabilities with this impact can lead to partial interception of information transmitted between user and site.

• SUI

Spoof user interface. Exploitation of vulnerabilities with this impact can lead to changes in user interface to beguile user into inaccurate behavior.

Affected Products

• Mozilla Thunderbird earlier than 52.8