CVE-2018-13813

What it is

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). The webserver of affected HMI devices may allow URL redirections to untrusted websites. An attacker must trick a valid user who is authenticated to the device into clicking on a malicious link to exploit the vulnerability. At the time of advisory publication no public exploitation of this security vulnerability was known.

At a glance

Exploitability

Can be exploited over the network without logging in, but needs a user to act. High risk of data exposure, data tampering.

Exploit odds

1.7% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2018-12-13 16:29 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 01:40 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 1.7% in the next 30 days (EPSS).
• Severity: 8.1 HIGH (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2018-12-13 16:29 UTC

Last modified

2026-06-17 01:40 UTC

Exploit probability

1.7% · EPSS, next 30 days

Weakness

CWE-601

Record status

Modified

Affected

• Siemens Simatic Hmi Comfort Panels Firmware ≤ 15.0
• Siemens Simatic Hmi Comfort Outdoor Panels Firmware ≤ 15.0
• Siemens Simatic Hmi Ktp Mobile Panels ktp400f Firmware ≤ 15.0
• Siemens Simatic Hmi Ktp Mobile Panels ktp700 Firmware ≤ 15.0
• Siemens Simatic Hmi Ktp Mobile Panels ktp700f Firmware ≤ 15.0
• Siemens Simatic Hmi Ktp Mobile Panels ktp900 Firmware ≤ 15.0
• Siemens Simatic Hmi Ktp Mobile Panels ktp900f Firmware ≤ 15.0
• Siemens Simatic Wincc \(tia portal\) ≤ 15.0

Attack profile CVSS 3.0 · 8.1

Attack vector

Network

Complexity

Low

Privileges needed

None

User interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

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