CVE-2016-9158
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.5epss 3.0%
exploitation probability
3.0%top 14% of all CVEs
observed exploitation
nono source reports it
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
Siemens AG · SIMATIC S7-300 CPU familySiemens AG · SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants)Siemens AG · SIMATIC S7-400 PN/DP V6 and below CPU family (incl. SIPLUS variants)Siemens AG · SIMATIC S7-400 PN/DP V7 CPU family (incl. SIPLUS variants)Siemens AG · SIMATIC S7-400 V6 and earlier CPU familySiemens AG · SIMATIC S7-400 V7 CPU family