CVE-2026-67871: Buffer Overflow
Published Aug 5, 2026
·Updated
Buffer Overflow vulnerability in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the AddNodes, addressspacebs.c, sopcnodemgthelperinternal.c, and toolkittestserver
Affected Software
1 affected component
Systerel S2OPC=1.7.3
Event History
Aug 5, 2026
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Aug 6, 2026
Data Sourced
via NVD·12:16 AM
DescriptionSeverityWeakness
Frequently Asked Questions
1
What is the severity of CVE-2026-67871?
CVE-2026-67871 is classified as a high severity vulnerability due to its potential to cause denial of service.
2
How do I fix CVE-2026-67871?
To mitigate CVE-2026-67871, it is recommended to update to a version of Systerel S2OPC that addresses the buffer overflow issue.
3
What systems are affected by CVE-2026-67871?
CVE-2026-67871 affects version 1.7.3 of Systerel S2OPC, particularly in its client-server components.
4
What type of attack does CVE-2026-67871 facilitate?
CVE-2026-67871 allows a remote attacker to launch a denial of service attack by exploiting a buffer overflow.
5
When was CVE-2026-67871 published?
CVE-2026-67871 was published on August 5, 2026.