librespeed speedtest up to 5.3.0 processedString cross site scripting

Summaryinfo

A vulnerability, which was classified as problematic, has been found in librespeed speedtest up to 5.3.0. This affects an unknown function. The manipulation of the argument processedString leads to cross site scripting. This vulnerability is referenced as CVE-2024-32890. Remote exploitation of the attack is possible. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in librespeed speedtest up to 5.3.0. It has been rated as problematic. This issue affects an unknown functionality. The manipulation of the argument processedString with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. The summary by CVE is:

librespeed/speedtest is an open source, self-hosted speed test for HTML5. In affected versions missing neutralization of the ISP information in a speedtest result leads to stored Cross-site scripting in the JSON API. The `processedString` field in the `ispinfo` parameter is missing neutralization. It is stored when a user submits a speedtest result to the telemetry API (`results/telemetry.php`) and returned in the JSON API (`results/json.php`). This vulnerability has been introduced in commit 3937b94. This vulnerability affects LibreSpeed speedtest instances running version 5.2.5 or higher which have telemetry enabled and has been addressed in version 5.3.1. Users are advised to upgrade. There are no known workarounds for this vulnerability.

It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2024-32890 since 04/19/2024. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. 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 5.3.1 eliminates this vulnerability.

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Productinfo

Vendor

• librespeed

Name

• speedtest

Version

• 5.0
• 5.1
• 5.2
• 5.3.0

Website

• Product: https://github.com/librespeed/speedtest/

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