CVE-2019-16576 Improper Authorization in Jenkins Alauda Kubernetes Suport Plugin
Attackers with read access can capture Kubernetes service account tokens or Jenkins credentials by connecting to a malicious URL due to missing permission checks.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-16576?
CVE-2019-16576 is a medium-severity missing authorization vulnerability in Jenkins Alauda Kubernetes Suport Plugin, published on 17 Dec 2019. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A missing permission check in Jenkins Alauda Kubernetes Suport Plugin 2.3.0 and earlier allows attackers with Overall/Read permission to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing the Kubernetes service account token or credentials stored in Jenkins.
Weakness: CWE-862
Which versions are affected by CVE-2019-16576?
2 open source packages ship an affected version, including io.alauda.jenkins.plugins:alauda-kubernetes-support. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
io.alauda.jenkins.plugins:alauda-kubernetes-support Maven | All versions to 2.3.0 | None |
io.alauda.jenkins.plugins:alauda-kubernetes-support Maven | All versions to 2.3.0 | None |
Products include Jenkins Alauda Kubernetes Support.
How do I fix CVE-2019-16576?
No fix has been published for CVE-2019-16576 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2019-16576 being exploited?
There is no known exploitation of CVE-2019-16576 in the wild and no public exploit code.
Other vulnerabilities in Jenkins Alauda Kubernetes Suport Plugin
Sources
Also known as GHSA-7h24-4x4c-69mf.