Vulnerability in Theonedev Onedev
CVE-2021-21249
OneDev is an all-in-one devops platform. In OneDev before version 4.0.3, there is an issue involving YAML parsing which can lead to post-auth remote code execution. In order to parse and process YAML files, OneDev uses SnakeYaml which by d…
EPSS: 0.013 (80.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N.
Affected products
- Theonedev Onedev — versions < 4.0.3
Weakness classification (CWE)
References
- github.com/theonedev/onedev/security/advisories/GHSA-7xhq-m2q9-6hpm (x_refsource_CONFIRM)
- github.com/theonedev/onedev/commit/d6fc4212b1ac1e9bbe3ce444e95f9af1e3ab8b66 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-21249?
- CVE-2021-21249 is a critical-severity vulnerability in Theonedev Onedev, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 9.6/10. Published 2021-01-15.
- How severe is CVE-2021-21249?
- Critical severity. CVSS v3 base score is 9.6 out of 10.