RTU500 series CMU firmware vulnerabilities
8 known vulnerabilities in RTU500 series CMU firmware from Hitachi Energy. 8 are rated high or critical. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.
Latest first
- 9.1 Critical severity
RTU500 series CMU firmware: Relative Path Traversal
A directory traversal vulnerability in the file upload functionality of Hitachi Energy RTU500 end-of-life versions allows an unauthenticated attacker to write or overwrite arbitrary files on the device file system. Depending on the files affected, successful e
- 9.1 Critical severity
RTU500 series CMU firmware: Missing Authentication for Critical Functionality
An authentication bypass vulnerability in the firmware update endpoint of Hitachi Energy RTU500 end-of-life versions allows an unauthenticated attacker to upload arbitrary firmware through a crafted POST request. Successful exploitation could allow the attacke
- 7.5 High severity
RTU500 series CMU firmware: Incomplete List of Disallowed Inputs
IEC 60870-5-104 used in RTU500: Potential Denial of Service impact on reception of invalid U-format frame. Product is only affected if IEC 60870-5-104 bi-directional functionality is configured. Enabling secure communication following IEC 62351-3 does not reme
- 7.2 High severity
RTU500 series CMU firmware: Improperly Implemented Security Check for Standard
A vulnerability exists in the RTU500 that allows for authenticated and authorized users to bypass secure update, if secure update feature was not enabled on all CMUs of a RTU500. If a malicious actor successfully exploits this vulnerability, they could use it
- 8.2 High severity
RTU500 series CMU firmware: Unrestricted Upload of File with Dangerous Type
A vulnerability exists in the stb-language file handling that affects the RTU500 series product versions listed below. A malicious actor could print random memory content in the RTU500 system log, if an authorized user uploads a specially crafted stb-language
- 7.5 High severity
RTU500 series CMU firmware: Out-of-bounds Write
A vulnerability exists in the HCI Modbus TCP function included in the product versions listed above. If the HCI Modbus TCP is enabled and configured, an attacker could exploit the vulnerability by sending a specially crafted message to the RTU500 in a high rat
- 7.5 High severity
RTU500 series CMU Firmware: Buffer Copy without Checking Size of Input
Vulnerability exists in SCI IEC 60870-5-104 and HCI IEC 60870-5-104 that affects the RTU500 series product versions listed below. Specially crafted messages sent to the mentioned components are not validated properly and can result in buffer overflow and as fi
- 7.5 High severity
RTU500 series CMU Firmware: Improper Validation of Specified Quantity in Input
A vulnerability exists in the HCI Modbus TCP function included in the product versions listed above. If the HCI Modbus TCP is en-abled and configured, an attacker could exploit the vulnerability by sending a specially crafted message to the RTU500, causing the