CVE-2020-15796
First published: Mon Dec 14 2020(Updated: )
A vulnerability has been identified in SIMATIC ET 200SP Open Controller (incl. SIPLUS variants) (V20.8), SIMATIC S7-1500 Software Controller (V20.8). The web server of the affected products contains a vulnerability that could allow a remote attacker to trigger a denial-of-service condition by sending a specially crafted HTTP request.
Credit: productcert@siemens.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Siemens Simatic Et 200sp Open Controller Firmware | <=20.8 | |
| Siemens Simatic Et 200sp Open Controller | ||
| Siemens Simatic S7-1500 Software Controller Firmware | <=20.8 | |
| Siemens SIMATIC S7-1500 Software Controller |
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Frequently Asked Questions
What is CVE-2020-15796?
CVE-2020-15796 is a vulnerability identified in SIMATIC ET 200SP Open Controller (incl. SIPLUS variants) (V20.8) and SIMATIC S7-1500 Software Controller (V20.8), where the web server of the affected products contains a vulnerability that could allow a remote attacker to trigger a denial-of-service condition.
How severe is CVE-2020-15796?
CVE-2020-15796 has a severity rating of 7.5 (high).
Which products are affected by CVE-2020-15796?
SIMATIC ET 200SP Open Controller (incl. SIPLUS variants) (V20.8) and SIMATIC S7-1500 Software Controller (V20.8) are affected by CVE-2020-15796.
How can a remote attacker exploit CVE-2020-15796?
A remote attacker can exploit CVE-2020-15796 by sending specially crafted requests to the web server, triggering a denial-of-service condition.
Is there a fix for CVE-2020-15796?
Yes, Siemens has provided a security advisory with mitigation measures for CVE-2020-15796. Please refer to the official reference link for more information.
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- canonical/siemens simatic et 200sp open controller firmware
- version/siemens simatic et 200sp open controller firmware/20.8
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- canonical/siemens simatic s7-1500 software controller firmware
- version/siemens simatic s7-1500 software controller firmware/20.8
- canonical/siemens simatic s7-1500 software controller