PT-2026-83699 · Systerel · S2Opc

·

CVE-2026-82619

·

Published

2026-08-31

·

Updated

2026-08-31

CVSS v3.1

4.3

Medium

VectorAV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Name of the Vulnerable Software and Affected Versions Systerel S2OPC versions prior to 1.7.4
Description A remote attacker can cause a use after free condition by manipulating the EventFilter argument within the monitored item event filter treatment bs init event filter ctx and result() function located in the src/ClientServer/services/bgenc/subscription mgr.c file. Use after free is a memory corruption issue that occurs when an application continues to use a pointer after it has been freed.
Recommendations Apply patch a4cee16a851b971be447a6ed531173702c722b99 to resolve the issue.

Exploit

Fix

Buffer Overflow

Use After Free

Found an issue in the description? Have something to add? Feel free to write us 👾

Weakness Enumeration

Related Identifiers

CVE-2026-82619

Affected Products

S2Opc