#VU27613 Man-in-the-Middle (MitM) attack in Amazon EC2 - CVE-2020-2187
Published: May 7, 2020
Vulnerability identifier: #VU27613
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-2187
CWE-ID: CWE-300
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Amazon EC2
Amazon EC2
Software vendor:
Jenkins
Jenkins
Description
The vulnerability allows a remote attacker to perform a man-in-the-middle (MitM) attack.
The vulnerability exists due to the affected plugin unconditionally accepts self-signed HTTPS certificates and does not perform hostname validation when connecting to Windows agents. A remote attacker can perform a man-in-the-middle attack and intercept these connections to build agents.
Remediation
Install updates from vendor's website.