SB2024021537 - Path traversal in Helm

Description

This security bulletin contains information about 1 vulnerability.

1) Path traversal (CVE-ID: CVE-2024-25620)

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote user to overwrite arbitrary files on the system.

The vulnerability exists due to input validation error when processing directory traversal sequences when saving charts at Chart.yaml. A remote user can send a specially crafted HTTP request and overwrite arbitrary files on the system.

Remediation

Install update from vendor's website.

References

• https://github.com/helm/helm/security/advisories/GHSA-v53g-5gjp-272r
• https://github.com/helm/helm/commit/0d0f91d1ce277b2c8766cdc4c7aa04dbafbf2503