HIGH · 7.5

CVE-2020-15796

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 Description

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.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
SiemensSimatic Et 200Sp Open Controller Firmware<= 20.8
SiemensSimatic Et 200Sp Open Controller-
SiemensSimatic S7-1500 Software Controller Firmware<= 20.8
SiemensSimatic S7-1500 Software Controller-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2020-15796?

CVE-2020-15796 is a vulnerability with a CVSS score of 7.5 (HIGH). 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...

How severe is CVE-2020-15796?

CVE-2020-15796 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-15796?

Check the references section above for vendor advisories and patch information. Affected products include: Siemens Simatic Et 200Sp Open Controller Firmware, Siemens Simatic Et 200Sp Open Controller, Siemens Simatic S7-1500 Software Controller Firmware, Siemens Simatic S7-1500 Software Controller.