CVE-2018-13812: Siemens SIMATIC HMI Comfort Outdoor Panels Firmware

High severity, CVSS 7.5. EPSS: 3.6% chance of exploitation in the next 30 days.

A vulnerability has been identified in SIMATIC HMI Comfort Panels 4" - 22" (All versions < V15 Update 4), SIMATIC HMI Comfort Outdoor Panels 7" & 15" (All versions < V15 Update 4), SIMATIC HMI KTP Mobile Panels KTP400F, KTP700, KTP700F, KTP900 and KTP900F (All versions < V15 Update 4), SIMATIC WinCC Runtime Advanced (All versions < V15 Update 4), SIMATIC WinCC Runtime Professional (All versions < V15 Update 4), SIMATIC WinCC (TIA Portal) (All versions < V15 Update 4), SIMATIC HMI Classic Devices (TP/MP/OP/MP Mobile Panel) (All versions). A directory traversal vulnerability could allow to download arbitrary files from the device. The security vulnerability could be exploited by an attacker with network access to the integrated web server. No user interaction and no authentication is required to exploit the vulnerability. The vulnerability impacts the confidentiality of the device. At the time of advisory publication no public exploitation of this security vulnerability was known.

Affected products

Siemens SIMATIC HMI Comfort Outdoor Panels Firmware: up to and including 15.0
Siemens SIMATIC HMI Comfort Panels Firmware: up to and including 15.0
Siemens SIMATIC HMI Ktp Mobile Panels KTP400F Firmware: up to and including 15.0
Siemens SIMATIC HMI Ktp Mobile Panels KTP700 Firmware: up to and including 15.0
Siemens SIMATIC HMI Ktp Mobile Panels KTP700F Firmware: up to and including 15.0
Siemens SIMATIC HMI Ktp Mobile Panels KTP900 Firmware: up to and including 15.0
Siemens SIMATIC HMI Ktp Mobile Panels KTP900F Firmware: up to and including 15.0
Siemens SIMATIC HMI Mp Firmware: any version
Siemens SIMATIC HMI Op Firmware: any version
Siemens SIMATIC HMI TP Firmware: any version
Siemens SIMATIC Wincc (tia Portal): up to and including 15.0
Siemens SIMATIC Wincc Runtime: up to and including 15.0

Published 2018-12-13. Last modified 2026-06-17.