CVE-2026-67867

Published Aug 5, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
Buffer Overflow vulnerability in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the Alarm/Conditions wrapper when processing PublishResponse EventNotificationList data

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Remote Denial of Service via Buffer Overflow in Systerel S2OPC 1.7.3 Alarm/Conditions Wrapper
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Systerel
Systerel s2opc
Vendors & Products Systerel
Systerel s2opc
Type Values Removed Values Added
Title Remote Denial of Service via Buffer Overflow in Systerel S2OPC 1.7.3 Alarm/Conditions Wrapper
Weaknesses CWE-122
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 6, 2026, 12:40 PM
Reserved
Jul 30, 2026, 12:00 AM
Status
Deferred
Published
Aug 5, 2026, 11:16 PM
Modified
Oct 24, 2026, 4:10 PM