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CVE PROGRAM SOURCE RECORD6.5 Medium

CVE-2026-82943

Out-of-Bounds Read via Unchecked Length Values

Description

SOEM version 2.0.0 and earlier contains vulnerabilities where a malicious device can send messages that cause the master to read data from memory locations beyond the intended buffer. The software uses length values from device responses without validating them against actual buffer sizes. An attacker can exploit this to extract up to 64KB of data from the master's memory.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

RT-Labs AB SOEM

Default version status: unaffected

  • 0 to < 2.0.1affected

References