CVE-2021-35535 (GCVE-0-2021-35535)

Vulnerability from cvelistv5 – Published: 2021-11-18 15:53 – Updated: 2024-09-16 17:42
VLAI?
Title
Insufficient Security Control Vulnerability
Summary
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.
Severity ?
8.1 (High)
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
CWE
  • CWE-1188 - Insecure Default Initialization of Resource
Assigner
References
Impacted products
Vendor Product Version
Hitachi Energy Relion 670 Series Affected: 2.2.2 all revisions
Affected: 2.2.3 , < 2.2.3.3 (custom)
Create a notification for this product.
    Hitachi Energy Relion 670/650 Series Affected: 2.2.0 all revisions
Affected: 2.2.4 all revisions
Create a notification for this product.
    Hitachi Energy Relion 670/650/SAM600-IO Affected: 2.2.1 all revisions
Create a notification for this product.
Credits
Hitachi Energy thanks the following for working with us to help protect customers: U.S. Department of Energy CyTRICS researcher Riley Barello Myers.
Show details on NVD website
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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.