8.8
CVSSv3

CVE-2021-42165

Published: 03/05/2022 Updated: 11/05/2022
CVSS v2 Base Score: 9 | Impact Score: 10 | Exploitability Score: 8
CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8
VMScore: 801
Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C

Vulnerability Summary

MitraStar GPT-2541GNAC-N1 (HGU) 100VNZ0b33 devices allow remote authenticated users to obtain root access by executing command "deviceinfo show file &&/bin/bash" because of incorrect sanitization of parameter "path".

Vulnerability Trend

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mitrastar gpt-2541gnac-n1_firmware br_g3.5_100vnz0b33

Github Repositories

Privilege escalation vulnerability on MitraStar routers

Privilege-escalation-MitraStar-Router-GPT-2541GNAC-N1 CVE-2021-42165 Privilege escalation vulnerability on MitraStar routers Device: Mitrastar GPT-2541GNAC-N1 Firmware: BR_g35_100VNZ0b33 (not tested in other version) Exploit: Mitrastar GPT-2541GNAC-N1 devices are provided with access through ssh into a restricted default shell: The restricted shell has CLI Version “Redu