CVE-2021-40397 is a privilege escalation vulnerability affecting Advantech WISE-PaaS/OTA Server 3.0.9. An attacker can replace a specially crafted file during installation to escalate privileges to NT SYSTEM authority. This high-severity vulnerability (CVSS 7.8) requires local access and user interaction (UI:R) but can lead to complete compromise of confidentiality, integrity, and availability. There is currently no public exploit code available, no evidence of active exploitation, and minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.0.9CPE matchmatch criteria | cpe:2.3:a:advantech:wise-paas\/ota:3.0.9:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.