Pexip Infinity Denial of Service via Web Server Input

Executive Summary

Pexip Infinity versions 30.0 through 40.x before 41.0 have a flaw where improper input validation in the web server allows attackers to make a Pexip Infinity node inaccessible. This is a denial-of-service vulnerability.

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Detection Guidance

This vulnerability involves improper input validation in the Pexip Infinity web server leading to denial of service. To detect it, monitor for unusual traffic patterns or crashes in Pexip Infinity nodes. Check logs for repeated malformed requests targeting the web server. Ensure nodes are running version 41.0 or later to confirm patch status.

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Impact Analysis

This vulnerability can cause your Pexip Infinity node to become unavailable, disrupting services that rely on it. It does not allow data access or modification but can lead to service outages.

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Compliance Impact

The vulnerability causes denial-of-service by making Pexip Infinity nodes inaccessible, which could disrupt critical communication services. This may impact compliance with GDPR by affecting data processing availability or HIPAA by impairing secure communication systems, depending on the system's role in regulated environments.

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Mitigation Strategies

Update Pexip Infinity to version 41.0 or later to address the improper input validation issue that causes nodes to become inaccessible.

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