High severity7.8NVD Advisory· Published Jan 28, 2022· Updated Jun 17, 2026
CVE-2021-40397
CVE-2021-40397
Description
A privilege escalation vulnerability exists in the installation of Advantech WISE-PaaS/OTA Server 3.0.9. 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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- cpe:2.3:a:advantech:wise-paas\/ota:3.0.9:*:*:*:*:*:*:*
- Advantech/WISE-PaaS/OTA Serverdescription
- Range: = 3.0.9
Patches
Vulnerability mechanics
References
1- talosintelligence.com/vulnerability_reports/TALOS-2021-1409nvdExploitThird Party Advisory
News mentions
0No linked articles in our index yet.