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.
CVSS v4.0 Metrics
Exploitability
Attack VectorNetwork
ComplexityLow
RequirementsPresent
PrivilegesNone
User InteractionNone
Threat
Exploit MaturityPoC
Vulnerable System
ConfidentialityNone
IntegrityHigh
AvailabilityHigh
Subsequent System
ConfidentialityNone
IntegrityNone
AvailabilityNone
Supplemental
SafetyNegligible
AutomatableYes
RecoveryAutomatic
Value DensityConcentrated
UrgencyMedium
Change Log
| Date | Source | Changes | Score |
|---|
| 2026-07-21 | PoC | E: U→P | 4.9 → 7.0 |
| 2026-07-21 | cve.org | initial, patch: Unavailable | 4.9 |
Affected Software
| Vendor | Product | Version |
|---|
| ZGR | ZGR TPS200 NG | 1.01 hardware version 1.01 |
| ZGR | ZGR TPS200 NG | 2.00 firmware version 2.00 |
| zigor | zgr_tps200_ng_firmware | 2.00 |
Published: 2022-10-17
