CVE-2021-35535
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.
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| hitachienergy relion_670_firmware | 2.2.3 ≤ v ≤ 2.2.3.3, 2.2.0, 2.2.1, 2.2.2, 2.2.4 | — |
| hitachienergy relion_650_firmware | 2.2.0, 2.2.1, 2.2.4 | — |
| hitachienergy relion_sam600-io_firmware | 2.2.1 | — |
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