Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2021-35535

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
18/11/2021
Last modified:
19/04/2023

Description

Insecure Boot Image vulnerability in Hitachi Energy Relion Relion 670/650/SAM600-IO series allows an attacker who manages to get access to the front network port and to cause a reboot sequences of the device may exploit the vulnerability, where there is a tiny time gap during the booting process where an older version of VxWorks is loaded prior to application firmware booting, could exploit the vulnerability in the older version of VxWorks and cause a denial-of-service on the product. This issue affects: Hitachi Energy Relion 670 Series 2.2.2 all revisions; 2.2.3 versions prior to 2.2.3.3. Hitachi Energy Relion 670/650 Series 2.2.0 all revisions; 2.2.4 all revisions. Hitachi Energy Relion 670/650/SAM600-IO 2.2.1 all revisions.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.10 HIGH
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
8.10
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:M/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 6.80 MEDIUM
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
6.80
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:hitachienergy:relion_670_firmware:*:*:*:*:*:*:*:* 2.2.3 (including) 2.2.3.3 (including)
cpe:2.3:o:hitachienergy:relion_670_firmware:2.2.0:*:*:*:*:*:*:*
cpe:2.3:o:hitachienergy:relion_670_firmware:2.2.1:*:*:*:*:*:*:*
cpe:2.3:o:hitachienergy:relion_670_firmware:2.2.2:*:*:*:*:*:*:*
cpe:2.3:o:hitachienergy:relion_670_firmware:2.2.4:*:*:*:*:*:*:*
cpe:2.3:h:hitachienergy:relion_670:-:*:*:*:*:*:*:*
cpe:2.3:o:hitachienergy:relion_650_firmware:2.2.0:*:*:*:*:*:*:*
cpe:2.3:o:hitachienergy:relion_650_firmware:2.2.1:*:*:*:*:*:*:*
cpe:2.3:o:hitachienergy:relion_650_firmware:2.2.4:*:*:*:*:*:*:*
cpe:2.3:h:hitachienergy:relion_650:-:*:*:*:*:*:*:*
cpe:2.3:o:hitachienergy:relion_sam600-io_firmware:2.2.1:*:*:*:*:*:*:*
cpe:2.3:h:hitachienergy:relion_sam600-io:-:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools