CVE-2023-45821

CVSS 3.1 Score 5.4 of 10 (medium)

Details

Published Oct 19, 2023
Updated: Oct 31, 2023
CWE ID 494

Summary

CVE-2023-45821 is a vulnerability that affects Artifact Hub, a web-based application used for finding, installing, and publishing packages and configurations for CNCF projects. The bug in Artifact Hub's code allows for the hijacking of Docker credentials by purchasing a domain that ends with `docker.io` and deploying a fake OCI registry on it. This vulnerability could potentially allow an attacker to gain unauthorized access to the Docker credentials used by Artifact Hub to increase the rate limit when interacting with the Docker Hub registry API. The risk score for this vulnerability is 25, with a base severity of MEDIUM. Remediation includes updating Artifact Hub to fix the incorrect check in the `registryIsDockerHub` function to ensure proper validation of registry domains.

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