CVE-2020-8974

Name: CVE-2020-8974
Creator: NVD / NIST
Published: 2022-10-17T22:15:10.11+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.1/10EPSS 0.70%

Last modified Jun 17, 2026

CVE-2020-8974 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. 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.. EPSS estimates a 0.70% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

9.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

EPSS Probability

0.70%

48.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Zigor	Zgr Tps200 Ng Firmware	2.00

References

Timeline

Published: Oct 17, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-8974?

How severe is CVE-2020-8974?

CVE-2020-8974 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 0.70% probability of exploitation in the next 30 days.

How do I fix CVE-2020-8974?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-8974?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST