A vulnerability has been identified in SIMATIC S7-300 CPU family (All versions), SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V6 and below CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V7 CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 V6 and earlier CPU family (All versions), SIMATIC S7-400 V7 CPU family (All versions). Specially crafted packets sent to port 80/tcp could cause the affected devices to go into defect mode. A cold restart is required to recover the system.
History

Tue, 02 Jun 2026 19:30:00 +0000

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': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


cve-icon MITRE

Status: PUBLISHED

Assigner: siemens

Published: 2016-12-17T03:34:00.000Z

Updated: 2026-06-02T18:33:29.630Z

Reserved: 2016-11-03T00:00:00.000Z

Link: CVE-2016-9158

cve-icon Vulnrichment

Updated: 2024-08-06T02:42:10.987Z

cve-icon NVD

Status : Modified

Published: 2016-12-17T03:59:00.187

Modified: 2026-06-02T20:16:18.813

Link: CVE-2016-9158

cve-icon Redhat

No data.