AUGUST 4, 2026
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Case File

CVE-2021-21912

HIGH · CVSS 7.8 EPSS 0.38%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-12-22 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2021-21912
Severity
HIGH
CVSS
7.8
EPSS
0.38%
Windows

Original NVD Description

A privilege escalation vulnerability exists in the Windows version of installation for Advantech R-SeeNet Advantech R-SeeNet 2.4.15 (30.07.2021). 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.