#VU57241 Cleartext transmission of sensitive information in Mozilla Thunderbird - CVE-2021-38502
Published: October 12, 2021
Vulnerability identifier: #VU57241
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-38502
CWE-ID: CWE-319
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerable software:
Mozilla Thunderbird
Mozilla Thunderbird
Software vendor:
Mozilla
Mozilla
Description
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to software ignores the configuration to require STARTTLS security for an SMTP connection. A remote attacker with ability to intercept network traffic can gain access to sensitive data.
Remediation
Install updates from vendor's website.