CVE-2023-32737

Published Jul 9, 2024 CVSS 4.0 · 7 High EPSS < 1% KEV · Not listed
Description
A vulnerability has been identified in SIMATIC STEP 7 Safety V18 (All versions < V18 Update 2). Affected applications do not properly restrict the .NET BinaryFormatter when deserializing user-controllable input. This could allow an attacker to cause a type confusion and execute arbitrary code within the affected application.

This is the same issue that exists for .NET BinaryFormatter https://docs.microsoft.com/en-us/visualstudio/code-quality/ca2300.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-36962 A vulnerability has been identified in SIMATIC STEP 7 Safety V18 (All versions < V18 Update 2). Affected applications do not properly restrict the .NET BinaryFormatter when deserializing user-controllable input. This could allow an attacker to cause a type confusion and execute arbitrary code within the affected application. This is the same issue that exists for .NET BinaryFormatter https://docs.microsoft.com/en-us/visualstudio/code-quality/ca2300.
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
siemens
Published
Updated
Aug 27, 2025, 8:32 PM
Reserved
May 12, 2023, 1:16 PM
Status
Deferred
Published
Jul 9, 2024, 12:15 PM
Modified
Jun 17, 2026, 5:59 AM