Published: 03/08/2021 Updated: 14/09/2021

CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10

CVSS v3 Base Score: 5.3 | Impact Score: 1.4 | Exploitability Score: 3.9

VMScore: 445

Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N

An issue exists in Grafana Loki up to and including 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.

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grafana loki

An issue was discovered in Grafana Loki through 221 The header value X-Scope-OrgID is used to construct file paths for rules files, and if crafted to conduct directory traversal such as a //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 messag ...

CWE-22 https://github.com/grafana/loki/pull/4020#issue-694377133 https://github.com/grafana/loki/releases/tag/v2.3.0 https://nvd.nist.gov https://security.archlinux.org/CVE-2021-36156

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CVE-2021-36156

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