CVE-2021-36157: Path Traversal

August 3, 2021 (updated August 11, 2021)

An issue was discovered in Grafana Cortex The header value X-Scope-OrgID is used to construct file paths for rules files, and if crafted to conduct directory traversal such as as ../../sensitive/path/in/deployment pathname, then Cortex will attempt to parse a rules file at that location and include some of the contents in the error message.

References

grafana.com/docs/grafana/latest/release-notes/
nvd.nist.gov/vuln/detail/CVE-2021-36157

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