CVE-2021-36156

Summary

CVECVE-2021-36156
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-08-03 15:15:00 UTC
Updated2021-09-14 18:46:00 UTC
DescriptionAn issue was discovered in Grafana Loki through 2.2.1. The header value X-Scope-OrgID is used to construct file paths for rules files, and if crafted to conduct directory traversal such as ae ../../sensitive/path/in/deployment pathname, then Loki will attempt to parse a rules file at that location and include some of the contents in the error message.

Risk And Classification

Problem Types: CWE-22

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Grafana Loki All All All All

References

ReferenceSourceLinkTags
Release notes | Grafana Labs MISC grafana.com
Release v2.3.0 · grafana/loki · GitHub MISC github.com
Restrict path segments in TenantIDs (CVE-2021-36156 CVE-2021-36157) by simonswine · Pull Request #4020 · grafana/loki · GitHub MISC github.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 981152 Go (go) Security Update for github.com/grafana/loki (GHSA-grj5-8x6q-hc9q)
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