CVE-2020-2323 Missing permission checks in Jenkins Chaos Monkey Plugin
Attackers with read permissions can view Chaos Monkey action history due to missing permission checks in the plugin's HTTP endpoint.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-2323?
CVE-2020-2323 is a medium-severity missing authorization vulnerability in Jenkins Chaos Monkey Plugin, published on 3 Dec 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Jenkins Chaos Monkey Plugin 0.4 and earlier does not perform permission checks in an HTTP endpoint, allowing attackers with Overall/Read permission to access the Chaos Monkey page and to see the history of actions.
Weakness: CWE-862
Which versions are affected by CVE-2020-2323?
2 open source packages ship an affected version, including io.jenkins.plugins:chaos-monkey. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
io.jenkins.plugins:chaos-monkey Maven | All versions | 0.4.1 |
io.jenkins.plugins:chaos-monkey Maven | All versions | 0.4.1 |
Products include Netflix Chaos Monkey.
How do I fix CVE-2020-2323?
Upgrade io.jenkins.plugins:chaos-monkey to 0.4.1 or later.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2020-2323 being exploited?
There is no known exploitation of CVE-2020-2323 in the wild and no public exploit code.
Other vulnerabilities in Jenkins Chaos Monkey Plugin
Sources
Also known as GHSA-hx53-635r-vmv8.