CVE-2021-25673
First published: Mon Mar 15 2021(Updated: )
A vulnerability has been identified in SIMATIC S7-PLCSIM V5.4 (All versions). An attacker with local access to the system could cause a Denial-of-Service condition in the application when it is used to open a specially crafted file. As a consequence, the application could enter an infinite loop, become unresponsive and must be restarted to restore the service.
Credit: productcert@siemens.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| SIMATIC S7-PLCSIM |
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Frequently Asked Questions
What is the severity of CVE-2021-25673?
The severity of CVE-2021-25673 is classified as high due to its potential to cause Denial-of-Service.
How do I fix CVE-2021-25673?
To fix CVE-2021-25673, update to the latest version of Siemens SIMATIC S7-PLCSIM that addresses this vulnerability.
What type of vulnerability is CVE-2021-25673?
CVE-2021-25673 is a Denial-of-Service vulnerability affecting the SIMATIC S7-PLCSIM application.
Who is affected by CVE-2021-25673?
CVE-2021-25673 affects all versions of the Siemens SIMATIC S7-PLCSIM software when accessed locally.
What can an attacker do with CVE-2021-25673?
An attacker with local access can exploit CVE-2021-25673 to trigger an infinite loop, causing the application to become unresponsive.
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