Path Traversal in Helm
CVE-2020-4053
In Helm greater than or equal to 3.0.0 and less than 3.2.4, a path traversal attack is possible when installing Helm plugins from a tar archive over HTTP. It is possible for a malicious plugin author to inject a relative path into a plugin archive, and copy a file outside of the intended directory. This has been fixed in 3.2.4.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.015 (72.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 72.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
- Helm
- The Helm Project — versions >= 3.0.0, < 3.2.4
Weakness classification (CWE)
References
- github.com/helm/helm/security/advisories/GHSA-qq3j-xp49-j73f (Vendor Advisory)
- github.com/helm/helm/commit/0ad800ef43d3b826f31a5ad8dfbb4fe05d143688 (Patch)
- github.com/helm/helm/releases/tag/v3.2.4 (Release Notes)
Frequently asked questions
- What is CVE-2020-4053?
- CVE-2020-4053 is a low-severity vulnerability in Helm, classified under Path Traversal. CVSS score: 3.7/10. Published 2020-06-16.
- How severe is CVE-2020-4053?
- Low severity. CVSS v3 base score is 3.7 out of 10.