← CVE Intelligence

CVE-2021-35533

Specially Crafted IEC 60870-5-104 Packet Vulnerability in RTU500 series PUBLISHED

Description (CNA)

Improper Input Validation vulnerability in the APDU parser in the Bidirectional Communication Interface (BCI) IEC 60870-5-104 function of Hitachi Energy RTU500 series allows an attacker to cause the receiving RTU500 CMU of which the BCI is enabled to reboot when receiving a specially crafted message. By default, BCI IEC 60870-5-104 function is disabled (not configured). This issue affects: Hitachi Energy RTU500 series CMU Firmware version 12.0.* (all versions); CMU Firmware version 12.2.* (all versions); CMU Firmware version 12.4.* (all versions).

Affected (CNA)

Vendor / productVersions
Hitachi Energy / RTU500 seriesaffected CMU Firmware version 12.0 through 12.0.*; affected CMU Firmware version 12.2 through 12.2.*; affected CMU Firmware version 12.4 through 12.4.*

CWE

CWE-20

References

ADP enrichment

CVE

No English description supplied.