CVE-2021-40364

MEDIUM
5.5
CVSS Score
Published: November 9, 2021 at 11:32 AM UTC
Updated: June 17, 2026 at 04:06 AM UTC
3 products affected across 1 vendorSIMATIC PCS 7SIMATIC WinCCSIMATIC WinCC (TIA Portal)

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%

Description

A vulnerability has been identified in SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions < V9.0 SP3 UC04), SIMATIC PCS 7 V9.1 (All versions < V9.1 SP1), SIMATIC WinCC V15 and earlier (All versions < V15 SP1 Update 7), SIMATIC WinCC V16 (All versions < V16 Update 5), SIMATIC WinCC V17 (All versions < V17 Update 2), SIMATIC WinCC V7.4 (All versions < V7.4 SP1 Update 19), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 5). The affected systems store sensitive information in log files. An attacker with access to the log files could publicly expose the information or reuse it to develop further attacks on the system.

Affected

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

5.5MEDIUMsiemens
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-532

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