Grafana up to 8.5.15/9.2.7 Snapshot originalUrl cross site scripting

Summaryinfo

A vulnerability classified as problematic has been found in Grafana up to 8.5.15/9.2.7. The affected element is an unknown function of the component Snapshot Handler. Performing a manipulation of the argument originalUrl results in cross site scripting. This vulnerability is reported as CVE-2022-39324. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Grafana up to 8.5.15/9.2.7. It has been classified as problematic. This affects some unknown processing of the component Snapshot Handler. The manipulation of the argument originalUrl with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:

Grafana is an open-source platform for monitoring and observability. Prior to versions 8.5.16 and 9.2.8, malicious user can create a snapshot and arbitrarily choose the `originalUrl` parameter by editing the query, thanks to a web proxy. When another user opens the URL of the snapshot, they will be presented with the regular web interface delivered by the trusted Grafana server. The `Open original dashboard` button no longer points to the to the real original dashboard but to the attacker’s injected URL. This issue is fixed in versions 8.5.16 and 9.2.8.

The weakness was disclosed 01/28/2023 as GHSA-4724-7jwc-3fpw. It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2022-39324 since 09/02/2022. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

Upgrading to version 8.5.16 or 9.2.8 eliminates this vulnerability. Applying the patch 239888f22983010576bb3a9135a7294e88c0c74a 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.

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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
• 8.5.14
• 8.5.15
• 9.2.0
• 9.2.1
• 9.2.2
• 9.2.3
• 9.2.4
• 9.2.5
• 9.2.6
• 9.2.7

License

• open-source

Website

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

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