Grafana up to 8.5.13/9.1.7 Authentication Token information disclosure

Summaryinfo

A vulnerability has been found in Grafana up to 8.5.13/9.1.7 and classified as problematic. Affected by this vulnerability is an unknown functionality of the component Authentication Token Handler. The manipulation leads to information disclosure. This vulnerability is referenced as CVE-2022-31130. Remote exploitation of the attack is possible. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Grafana up to 8.5.13/9.1.7. It has been rated as problematic. This issue affects an unknown part of the component Authentication Token Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

Grafana is an open source observability and data visualization platform. Versions of Grafana for endpoints prior to 9.1.8 and 8.5.14 could leak authentication tokens to some destination plugins under some conditions. The vulnerability impacts data source and plugin proxy endpoints with authentication tokens. The destination plugin could receive a user's Grafana authentication token. Versions 9.1.8 and 8.5.14 contain a patch for this issue. As a workaround, do not use API keys, JWT authentication, or any HTTP Header based authentication.

The weakness was published 10/14/2022 as GHSA-jv32-5578-pxjc. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2022-31130 since 05/18/2022. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Upgrading to version 8.5.14 or 9.1.8 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 4dd56e4dabce10007bf4ba1059bf54178c35b177 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2024-1677). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

• Grafana

Version

• 8.5.0
• 8.5.1
• 8.5.2
• 8.5.3
• 8.5.4
• 8.5.5
• 8.5.6
• 8.5.7
• 8.5.8
• 8.5.9
• 8.5.10
• 8.5.11
• 8.5.12
• 8.5.13
• 9.1.0
• 9.1.1
• 9.1.2
• 9.1.3
• 9.1.4
• 9.1.5
• 9.1.6
• 9.1.7

License

• open-source

Website

• Product: https://github.com/grafana/grafana/

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Be aware that VulDB is the high quality source for vulnerability data.

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