CVE-2021-35535
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2021
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
Insufficient Security Control Vulnerability
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.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Relion 670 Series
- Vendor
- Hitachi Energy
- Product
- Relion 670 Series
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 2.2.2 all revisions | affected | Unavailable | Unavailable | Unavailable | None listed |
| 2.2.3 | affected | custom | 2.2.3.3 | Unavailable | None listed |
Relion 670/650 Series
- Vendor
- Hitachi Energy
- Product
- Relion 670/650 Series
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 2.2.0 all revisions | affected | Unavailable | Unavailable | Unavailable | None listed |
| 2.2.4 all revisions | affected | Unavailable | Unavailable | Unavailable | None listed |
Relion 670/650/SAM600-IO
- Vendor
- Hitachi Energy
- Product
- Relion 670/650/SAM600-IO
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 2.2.1 all revisions | affected | Unavailable | Unavailable | Unavailable | None listed |