CVE-2020-15783: High severity Siemens Sinumerik 840d Sl Firmware vulnerability
A vulnerability has been identified in SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC TDC CPU555 (All versions), SINUMERIK 840D sl (All versions). Sending multiple specially crafted packets to the affected devices could cause a Denial-of-Service on port 102. A cold restart is required to recover the service.
Affected Software
Event History
Frequently Asked Questions
What is vulnerability CVE-2020-15783?
Vulnerability CVE-2020-15783 is a vulnerability identified in SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants), SIMATIC TDC CPU555, and SINUMERIK 840D sl.
What is the severity of vulnerability CVE-2020-15783?
The severity of vulnerability CVE-2020-15783 is high with a severity value of 7.5.
What is affected by vulnerability CVE-2020-15783?
Vulnerability CVE-2020-15783 affects SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants), SIMATIC TDC CPU555, and SINUMERIK 840D sl.
How can vulnerability CVE-2020-15783 be exploited?
Vulnerability CVE-2020-15783 can be exploited by sending multiple specially crafted packets to the affected devices.
Is there a fix for vulnerability CVE-2020-15783?
To fix vulnerability CVE-2020-15783, it is recommended to follow the mitigation steps provided by the vendor.