Auth bypass in Go-Vela Server
CVE-2021-21432
Vela is a Pipeline Automation (CI/CD) framework built on Linux container technology written in Golang. An authentication mechanism added in version 0.7.0 enables some malicious user to obtain secrets utilizing the injected credentials within the `~/.netrc` file. Refer to the referenced GitHub Security Advisory for complete details. This is fixed in version 0.7.5.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:A/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:L.
EPSS exploit prediction
EPSS: 0.010 (61.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 61.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Go-Vela Server — versions >= 0.7.0, < 0.7.5
- Go-Vela Vela
Weakness classification (CWE)
References
- github.com/go-vela/server/security/advisories/GHSA-8j3f-mhq8-gmh4 (Third Party Advisory)
- pkg.go.dev/github.com/go-vela/server (Third Party Advisory, Release Notes)
- github.com/go-vela/server/releases/tag/v0.7.5 (Third Party Advisory, Release Notes)
- github.com/go-vela/server/pull/337 (Patch, Third Party Advisory)
- github.com/go-vela/server/commit/cb4352918b8ecace9fe969b90404d337b0744d46 (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-21432?
- CVE-2021-21432 is a high-severity vulnerability in Go-Vela Server, classified under Improper Authorization. CVSS score: 7.5/10. Published 2021-04-09.
- How severe is CVE-2021-21432?
- High severity. CVSS v3 base score is 7.5 out of 10.