CVE-2020-2187 Lack of SSL/TLS certificate and hostname validation in Amazon EC2 Plugin
Attackers can intercept traffic via man-in-the-middle attacks because the plugin ignores certificate validation, exposing sensitive data.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-2187?
CVE-2020-2187 is a medium-severity vulnerability in Jenkins Amazon EC2 Plugin, published on 6 May 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Jenkins Amazon EC2 Plugin 1.50.1 and earlier unconditionally accepts self-signed certificates and does not perform hostname validation, enabling man-in-the-middle attacks.
Weakness: CWE-295
Which versions are affected by CVE-2020-2187?
2 open source packages ship an affected version, including org.jenkins-ci.plugins:ec2. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.jenkins-ci.plugins:ec2 Maven | All versions | 1.50.2 |
org.jenkins-ci.plugins:ec2 Maven | All versions | 1.50.2 |
Products include Jenkins Amazon Ec2.
How do I fix CVE-2020-2187?
Upgrade org.jenkins-ci.plugins:ec2 to 1.50.2 or later.
Is CVE-2020-2187 being exploited?
There is no known exploitation of CVE-2020-2187 in the wild and no public exploit code.
Other vulnerabilities in Jenkins Amazon EC2 Plugin
- CVE-2020-2090 CSRF vulnerability in Jenkins Amazon EC2 Plugin
- CVE-2020-2091 Missing permission checks in Jenkins Amazon EC2 Plugin
- CVE-2020-2185 Missing SSH host key validation in Jenkins Amazon EC2 Plugin
- CVE-2020-2186 CSRF vulnerability in Amazon EC2 Plugin
- CVE-2020-2188 Users with Overall/Read access can enumerate credentials IDs in Amazon EC2 Plugin
Sources
Also known as GHSA-c89c-pvm7-33wj.