CI/CD Variable Exposure Detection
ci-variable-exposure is a critical severity check in the
devops category, written in python.
Its source is templates/devops/ci/ci-variable-exposure.py in
cert-x-gen-templates.
What it checks
Section titled “What it checks”Detects exposed secrets and sensitive variables in CI/CD pipeline configurations
Header
Section titled “Header”| Field | Value |
|---|---|
| Id | ci-variable-exposure |
| Severity | critical |
| Language | python |
| Category | devops |
| Author | CERT-X-GEN Security Team |
| Template version | 1.0.0 |
| Confidence | 95 |
| CVSS | 9.1 |
| Weakness | CWE-798, CWE-200 |
| Tags | ci-cd, secrets, credentials, gitlab-ci, github-actions, environment-variables |
| Target kind | not recorded |
| Oracle | not recorded |
References
Section titled “References”Declared in the header. cxg parses @references and then discards it, and
nothing at scan time reads it, so this is the only place the links a
template cites are surfaced.
- https://docs.gitlab.com/ee/ci/variables/
- https://docs.github.com/en/actions/security-guides/encrypted-secrets
Run it
Section titled “Run it”To see what the copy on your machine says about itself, and to confirm it is installed at all:
cxg template info ci-variable-exposureThe id it prints is the one to pass anywhere a template is selected. See
cxg template for the rest of
the subcommand, Scan a target for running
a scan, and
A match is not a finding for how
to read what comes back.
Related
Section titled “Related”- Template catalog is the whole corpus.
- devops is the rest of this category.
- Templates by weakness class groups checks by the defect they look for.
- Contribute a template is the route from a check you needed and could not find to a merged one.