Out of Bounds Read in Secure Access Server

Executive Summary

CVE-2026-55402 is an out-of-bounds read vulnerability in Secure Access servers running versions before 14.57. Attackers with a man-in-the-middle position can exploit this by sending specially crafted data to the server, causing a persistent denial-of-service condition.

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Impact Analysis

This vulnerability can lead to a persistent denial-of-service condition, making the server unavailable. It requires low attack complexity and no user interaction, meaning attackers can exploit it remotely with minimal effort.

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Mitigation Strategies

Update Secure Access servers to version 14.57 or later to address the out-of-bounds read vulnerability and prevent persistent denial-of-service conditions.

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