CVE-2020-2174 Reflected XSS vulnerability in Jenkins AWSEB Deployment Plugin
Reflected cross-site scripting in Jenkins AWSEB Deployment Plugin allows attackers to execute arbitrary scripts in victim browsers via form validation output.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2020-2174?
CVE-2020-2174 is a medium-severity cross-site scripting vulnerability in Jenkins AWSEB Deployment Plugin, published on 7 Apr 2020. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Jenkins AWSEB Deployment Plugin 0.3.19 and earlier does not escape various values printed as part of form validation output, resulting in a reflected cross-site scripting vulnerability.
Weakness: CWE-79
Which versions are affected by CVE-2020-2174?
2 open source packages ship an affected version, including br.com.ingenieux.jenkins.plugins:awseb-deployment-plugin. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
br.com.ingenieux.jenkins.plugins:awseb-deployment-plugin Maven | All versions | 0.3.20 |
br.com.ingenieux.jenkins.plugins:awseb-deployment-plugin Maven | All versions | 0.3.20 |
Products include Jenkins Awseb Deployment.
How do I fix CVE-2020-2174?
Upgrade br.com.ingenieux.jenkins.plugins:awseb-deployment-plugin to 0.3.20 or later.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2020-2174 being exploited?
There is no known exploitation of CVE-2020-2174 in the wild and no public exploit code.
Sources
Also known as GHSA-f82v-pg74-6686.