CVE-2022-27277

Severity: critical (CVSS 9.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-04-10 · updated 2026-06-17
Weakness: CWE-22

Description

InHand Networks InRouter 900 Industrial 4G Router before v1.0.0.r11700 was discovered to contain an arbitrary file deletion vulnerability via the function sub_17C08.

Affected products

Inhandnetworks Inrouter 900 Firmware: before 1.0.0.r11700 — fixed in 1.0.0.r11700

How to fix

Upgrade to a fixed version: Inhandnetworks Inrouter 900 Firmware 1.0.0.r11700. Check the vendor advisory for mitigations.

References

https://drive.google.com/drive/folders/1MPtl6pGa7GMIT1-jg69YUGSQdVTfbnay?usp=sharing
https://github.com/wu610777031/IoT_Hunter/blob/main/Inhand%20InRouter%20900%20Industrial%204G%20Router%20%20Vulnerabilities%28Arbitrary%20File%20Deletion%20and%20Read%29.pdf
https://drive.google.com/drive/folders/1MPtl6pGa7GMIT1-jg69YUGSQdVTfbnay?usp=sharing
https://github.com/wu610777031/IoT_Hunter/blob/main/Inhand%20InRouter%20900%20Industrial%204G%20Router%20%20Vulnerabilities%28Arbitrary%20File%20Deletion%20and%20Read%29.pdf

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