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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database

Vulnerability Change Records for CVE-2023-5768

Change History

New CVE Received from Hitachi Energy 12/04/2023 10:15:07 AM

Action Type Old Value New Value
Added Description 

								
							
							
								
							
						
								
							
								
A vulnerability exists in the HCI IEC 60870-5-104 that affects the RTU500 series product versions listed below. 
Incomplete or wrong received APDU frame layout may 
cause blocking on link layer. Error reason was an endless blocking when reading incoming frames on link layer 
with wrong length information of APDU or delayed reception 
of data octets.


Only communication link of affected HCI IEC 60870-5-104 
is blocked. If attack sequence stops the communication to 
the previously attacked link gets normal again.



								
								
					

					

						Added
						CVSS V3.1
						
							
							
								
							
								

								
							
							
								
							
						
								
							
								
Hitachi ABB Power Grids AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

								
								
					

					

						Added
						Reference
						
							
							
								
							
								

								
							
							
								
							
						
								
							
								
Hitachi ABB Power Grids https://publisher.hitachienergy.com/preview?DocumentId=8DBD000176&languageCode=en&Preview=true [No types assigned]