A vulnerability was found in Mozilla Thunderbird up to 68.9.x (Mail Client Software). It has been declared as problematic. This vulnerability affects some unknown functionality of the component Microsoft Exchange Autodiscovery. The manipulation with an unknown input leads to a cleartext transmission vulnerability. The CWE definition for the vulnerability is CWE-319. The product transmits sensitive or security-critical data in cleartext in a communication channel that can be sniffed by unauthorized actors. As an impact it is known to affect confidentiality.

The weakness was published 10/09/2020. The advisory is available at mozilla.org. This vulnerability was named CVE-2020-15646. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1040 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 208600 (CentOS 7 : thunderbird (RHSA-2020:2906)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 68.10.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (208600). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Mail Client Software

Vendor

• Mozilla

Name

• Thunderbird

Version

• 68.0
• 68.1
• 68.2
• 68.3
• 68.4
• 68.5
• 68.6
• 68.7
• 68.8
• 68.9

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

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