CVE-2020-8974 (GCVE-0-2020-8974)

Vulnerability from cvelistv5 – Published: 2022-10-17 21:16 – Updated: 2025-05-13 15:00
VLAI
Title
ZGR TPS200 NG Missing Reference to Active Allocated Resource
Summary
In ZGR TPS200 NG 2.00 firmware version and 1.01 hardware version, the firmware upload process does not perform any type of restriction. This allows an attacker to modify it and re-upload it via web with malicious modifications, rendering the device unusable.
Severity
10 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H
CWE
  • CWE-434 - Unrestricted Upload of File with Dangerous Type
Assigner
References
Impacted products
Vendor Product Version
ZGR ZGR TPS200 NG Affected: 2.00 firmware version 2.00
Affected: 1.01 hardware version 1.01
Create a notification for this product.
Date Public
2022-09-29 22:00
Credits
Discovered by the Industrial Cybersecurity team of S21sec, special mention to Aar�n Flecha Men�ndez.
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.