Vulnerability Description
In Helm 2.x before 2.15.2, commands that deal with loading a chart as a directory or packaging a chart provide an opportunity for a maliciously designed chart to include sensitive content such as /etc/passwd, or to execute a denial of service (DoS) via a special file such as /dev/urandom, via symlinks. No version of Tiller is known to be impacted. This is a client-only issue.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Helm | Helm | >= 2.0.0, < 2.15.2 |
Related Weaknesses (CWE)
References
- https://helm.sh/blog/2019-10-30-helm-symlink-security-notice/Vendor Advisory
- https://helm.sh/blog/2019-10-30-helm-symlink-security-notice/Vendor Advisory
FAQ
What is CVE-2019-18658?
CVE-2019-18658 is a vulnerability with a CVSS score of 9.8 (CRITICAL). In Helm 2.x before 2.15.2, commands that deal with loading a chart as a directory or packaging a chart provide an opportunity for a maliciously designed chart to include sensitive content such as /etc...
How severe is CVE-2019-18658?
CVE-2019-18658 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2019-18658?
Check the references section above for vendor advisories and patch information. Affected products include: Helm Helm.