CVE-2026-66364

The GOOSE payload parser contains a boundary handling flaw that can be triggered by a single unauthenticated Layer 2 multicast frame on the process bus. When processing specific payload fields, an attacker controlled inner element length may exceed its enclosing length, causing the parser to over...

CVE-2026-66720 MZ Automation libiec61850 Out-of-bounds Read

The GOOSE subscriber component improperly validates the UTC timestamp field in unauthenticated IEC 61850 GOOSE EtherType 0x88B8 Layer-2 multicast messages. A specially crafted GOOSE frame containing an undersized timestamp field can trigger a heap out-of-bounds read during message processing,...

CVE-2026-66369 MZ Automation libiec61850 Out-of-bounds Read

The GOOSE parser contains an off-by-one boundary-handling flaw that can be triggered by a single unauthenticated Layer-2 multicast frame on the process bus. When specific GOOSE message fields are processed, the parser advances its internal buffer position incorrectly, resulting in a heap...

PT-2026-66634

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description The GOOSE subscriber component fails to properly validate the UTC timestamp field in unauthenticated IEC 61850 GOOSE EtherType 0x88B8 Layer-2 multicast messages...

Hitachi Energy SAM600 Security Vulnerability

Hitachi Energy SAM600 is Hitachi Energy's substation automation, protection and control system. A security vulnerability exists in Hitachi Energy SAM600, which originates from a security flaw in the input validation of GOOSE. Affected products and versions: Hitachi Energy Relion 670 series versio...

CVE-2022-22723

A CWE-120: Buffer Copy without Checking Size of Input vulnerability exists that could lead to a buffer overflow causing program crashes and arbitrary code execution when specially crafted packets are sent to the device over the network. Protection functions and tripping function via GOOSE can be...

CVE-2022-22725

A CWE-120: Buffer Copy without Checking Size of Input vulnerability exists that could lead to a buffer overflow causing program crashes and arbitrary code execution when specially crafted packets are sent to the device over the network. Protection functions and tripping function via GOOSE can be...