CVE-2019-1003032 Script security sandbox bypass in Jenkins Email Extension Plugin
Attackers with Job/Configure permission can execute arbitrary code on the Jenkins master JVM via a sandbox bypass in the Email Extension Plugin.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2019-1003032?
CVE-2019-1003032 is a critical code injection vulnerability in Jenkins Email Extension Plugin, published on 8 Mar 2019. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A sandbox bypass vulnerability exists in Jenkins Email Extension Plugin 2.64 and earlier in pom.xml, src/main/java/hudson/plugins/emailext/ExtendedEmailPublisher.java, src/main/java/hudson/plugins/emailext/plugins/content/EmailExtScript.java, src/main/java/hudson/plugins/emailext/plugins/content/ScriptContent.java, src/main/java/hudson/plugins/emailext/plugins/trigger/AbstractScriptTrigger.java that allows attackers with Job/Configure permission to execute arbitrary code on the Jenkins master JVM.
Which versions are affected by CVE-2019-1003032?
2 open source packages ship an affected version, including org.jenkins-ci.plugins:email-ext. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.jenkins-ci.plugins:email-ext Maven | All versions | 2.65 |
org.jenkins-ci.plugins:email-ext Maven | All versions | 2.65 |
Products include Jenkins Email Extension.
How do I fix CVE-2019-1003032?
Upgrade org.jenkins-ci.plugins:email-ext to 2.65 or later.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2019-1003032 being exploited?
There is no known exploitation of CVE-2019-1003032 in the wild and no public exploit code.
Other vulnerabilities in Jenkins Email Extension Plugin
- CVE-2023-25765 Sandbox escape in Jenkins Email Extension Plugin
- CVE-2026-48920 Jenkins Email Extension Plugin: Attackers able to control email content may specify `file:` URLs for images to read arbitrary files from Jenkins controller filesystem
- CVE-2020-2232 Jenkins Email Extension Plugin SMTP password transmitted and displayed in plain text
- CVE-2018-1000176 Jenkins Email Extension Plugin showed plain text SMTP password in configuration form field
- CVE-2023-25763 Cross-site Scripting in Jenkins Email Extension Plugin
Sources
Also known as GHSA-qwm8-vgm6-f86p.