What is CVE-2018-16558?

CVE-2018-16558 is a high-severity vulnerability in Siemens Simatic_s7-1500, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2019-04-17.

How severe is CVE-2018-16558?

High severity. CVSS v3 base score is 7.5 out of 10.

Improper input validation in Siemens Simatic_s7-1500

CVE-2018-16558

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 rem…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.020 (78.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Siemens Simatic_s7-1500
Siemens Simatic S7-1500 Cpu — versions All versions <= V1.8.5, All versions >= V2.0 and < V2.5
Siemens Simatic_s7-1500_firmware

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

productcert@siemens.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2018-16558?: CVE-2018-16558 is a high-severity vulnerability in Siemens Simatic_s7-1500, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2019-04-17.
How severe is CVE-2018-16558?: High severity. CVSS v3 base score is 7.5 out of 10.