CVE-2021-20123Vulnerability
Draytek VigorConnect Path Traversal Vulnerability
Exploited in the wildCISA added it to its Known Exploited Vulnerabilities list on .
Reported by 1 independent source · first reported by GreyNoise · last reported
Last reported 19 months ago
CISA KEVAdded 3 Sep 2024
Fix due 24 Sep 2024
Used by ransomware: not knownCISA KEV catalogue
Fix due 24 Sep 2024
Used by ransomware: not knownCISA KEV catalogue
EPSS90.2%
higher than 99% of CVEsFIRST EPSS, as of 21 Oct 2026
higher than 99% of CVEsFIRST EPSS, as of 21 Oct 2026
What the reports say
1 report, newest first · the exact sentence from each-
Amid Reports of Worldwide Reboots, GreyNoise Observes In-the-Wild Activity Against DrayTek Routers“CVE-2021-20123 — a directory traversal vulnerability in DrayTek VigorConnect.”
Indicators reported together
named in the same reportsAlso named with it: CVE-2020-8515, CVE-2021-20124
Thanks — we review every report.