CVE-2021-40389

HIGH

Advantech DeviceOn/iEdge Server <1.0.2 - Privilege Escalation

Title source: llm

Description

A privilege escalation vulnerability exists in the installation of Advantech DeviceOn/iEdge Server 1.0.2. A specially-crafted file can be replaced in the system to escalate privileges to NT SYSTEM authority. An attacker can provide a malicious file to trigger this vulnerability.

References (1)

Core 1

Core References

Exploit, Third Party Advisory x_refsource_misc

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1400

Scores

CVSS v3 8.8

EPSS 0.0004

EPSS Percentile 11.4%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact total

Details

CWE

CWE-276

Status published

Products (1)

advantech/deviceon\/iedge 1.0.2

Published Jan 28, 2022

Tracked Since Feb 18, 2026