CVE-2018-16558

Summary

A vulnerability has been identified in SIMATIC S7-1500 CPU (All versions >= V2.0 and < V2.5), SIMATIC S7-1500 CPU (All versions <= V1.8.5). Specially crafted network packets sent to port 80/tcp or 443/tcp could allow an unauthenticated remote attacker to cause a Denial-of-Service condition of the device. The security vulnerability could be exploited by an attacker with network access to the affected systems on port 80/tcp or 443/tcp. Successful exploitation requires no system privileges and no user interaction. An attacker could use the vulnerability to compromise availability of the device. At the time of advisory publication no public exploitation of this security vulnerability was known.

Affected Software

VendorProductVersion RangeStatus
SiemensSIMATIC S7-1500 CPUAll versions >= V2.0 and < V2.5affected
SiemensSIMATIC S7-1500 CPUAll versions <= V1.8.5affected

Weaknesses

  • Improper Input Validation

ADP Enrichment

CVE Program Container

Additional References

References