SB2020052223 - Man-in-the-middle attack in em-imap
Published: May 22, 2020
Security Bulletin ID
SB2020052223
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper Certificate Validation (CVE-ID: CVE-2020-13163)
The vulnerability allows a remote attacker to perform a man-in-the-middle (MitM) attack.
The vulnerability exists due to the affected software uses the library eventmachine in an insecure way when the hostname in a TLS server certificate is not verified. A remote attacker can perform a MitM attack against users of the library.
Remediation
Install update from vendor's website.