A command injection vulnerability was discovered in Gitlab runner versions prior to 13.2.4, 13.3.2 and 13.4.1. When the runner is configured on a Windows system with a docker executor, which allows the attacker to run arbitrary commands on Windows host, via DOCKER_AUTH_CONFIG build variable.
| Software | From | Fixed in |
|---|---|---|
| gitlab / gitlab | 12.0.0 | 13.2.4 |
| gitlab / gitlab | 13.3.0 | 13.3.2 |
| gitlab / gitlab | 13.4.0 | 13.4.1 |