CVE-2026-82358

RT-Labs AB C-Open CANopen contains a write protection bypass in the SDO Service Data Object server implementation 'src/cosdoserver.c' that fails to properly validate write permissions when processing download-segment frames. An unauthenticated attacker on the CAN bus can initiate an SDO upload fo...

CVE-2026-82358 RT-Labs AB C-Open CANopen SDO Server Write Protection Bypass

RT-Labs AB C-Open CANopen contains a write protection bypass in the SDO Service Data Object server implementation 'src/cosdoserver.c' that fails to properly validate write permissions when processing download-segment frames. An unauthenticated attacker on the CAN bus can initiate an SDO upload fo...

CVE-2026-82358

RT-Labs AB C-Open CANopen contains a write protection bypass in the SDO server implementation (src/co_sdo_server.c ). The vulnerability occurs because the system fails to properly validate write permissions when processing download-segment frames . An unauthenticated attacker on the CAN bus can i...

CVE-2026-82358 RT-Labs AB C-Open CANopen SDO Server Write Protection Bypass

RT-Labs AB C-Open CANopen contains a write protection bypass in the SDO Service Data Object server implementation 'src/cosdoserver.c' that fails to properly validate write permissions when processing download-segment frames. An unauthenticated attacker on the CAN bus can initiate an SDO upload fo...

CVE-2026-82358 RT-Labs AB C-Open CANopen SDO Server Write Protection Bypass

RT-Labs AB C-Open CANopen contains a write protection bypass in the SDO Service Data Object server implementation 'src/cosdoserver.c' that fails to properly validate write permissions when processing download-segment frames. An unauthenticated attacker on the CAN bus can initiate an SDO upload fo...

EUVD-2026-91024

RT-Labs AB C-Open CANopen contains a write protection bypass in the SDO Service Data Object server implementation 'src/cosdoserver.c' that fails to properly validate write permissions when processing download-segment frames. An unauthenticated attacker on the CAN bus can initiate an SDO upload fo...

CVE-2026-82358: Incorrect Authorization

RT-Labs AB C-Open CANopen contains a write protection bypass in the SDO Service Data Object server implementation 'src/cosdoserver.c' that fails to properly validate write permissions when processing download-segment frames. An unauthenticated attacker on the CAN bus can initiate an SDO upload fo...

PT-2026-103996

Name of the Vulnerable Software and Affected Versions RT-Labs AB C-Open CANopen versions prior to 1.1.1 Description A write protection bypass exists in the SDO Service Data Object server implementation within src/co sdo server.c. The issue occurs because the system fails to properly validate writ...