PT-2026-111392 · Siemens · .Net Client Library For Simatic S7 Webserver Api

CVE-2026-85115

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Published

2026-10-13

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Updated

2026-10-13

CVSS v3.1

5.5

Medium

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
A vulnerability has been identified in .NET Client Library for SIMATIC S7 Webserver API (All versions < V3.3.62). Affected applications do not properly redact PLC restore passwords from HTTP error exception messages.
This could allow an attacker with access to logs or other diagnostic output to obtain the plaintext restore password and potentially perform unauthorized operations on the PLC.

Fix

Generation of Error Message Containing Sensitive Information

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Weakness Enumeration

Related Identifiers

CVE-2026-85115

Affected Products

.Net Client Library For Simatic S7 Webserver Api