Vigor3900 Firmware
by Draytek
Standard maintenance is sufficient
Vigor3900 Firmware has low exploitation rates. Attackers rarely target this software's known vulnerabilities.
What to do
- Keep automatic updates enabled
- No urgent action needed
- Review periodically as part of normal maintenance
What Attackers Target
Vulnerabilities with high exploit probability
14.6%
Confirmed actively exploited (CISA)
4.2%
Public exploit code available
0.0%
Based on 48 known vulnerabilities. Percentages show the proportion that are actively dangerous — a low percentage means most vulnerabilities in this product are not being exploited.
Most Dangerous Vulnerabilities
| CVE | CVSS | Exploit Probability | Confirmed |
|---|---|---|---|
| CVE-2020-8515 | 9.8 | 94.4% | Yes |
| CVE-2020-15415 | 9.8 | 93.0% | Yes |
| CVE-2021-43118 | 9.8 | 32.1% | — |
| CVE-2020-10826 | 9.8 | 30.0% | — |
| CVE-2020-10828 | 9.8 | 13.4% | — |
| CVE-2020-10827 | 9.8 | 13.4% | — |
| CVE-2020-14993 | 9.8 | 11.6% | — |
| CVE-2020-10823 | 9.8 | 9.6% | — |
| CVE-2020-10825 | 9.8 | 5.5% | — |
| CVE-2020-10824 | 9.8 | 5.5% | — |
| CVE-2021-42911 | 9.8 | 3.9% | — |
| CVE-2020-14472 | 9.8 | 2.7% | — |
| CVE-2024-44845 | 8.8 | 2.6% | — |
| CVE-2024-44844 | 8.8 | 2.6% | — |
| CVE-2020-14473 | 9.8 | 0.9% | — |
| CVE-2024-45893 | 8.0 | 0.8% | — |
| CVE-2024-43027 | 8.0 | 0.7% | — |
| CVE-2024-45889 | 8.0 | 0.6% | — |
| CVE-2024-45882 | 8.0 | 0.6% | — |
| CVE-2024-45891 | 8.0 | 0.6% | — |
17
/ 100
low-risk
Active Threat
15/50 · Low
Exploit Availability
2/50 · Minimal
Score uses Wilson score intervals to account for sample size. Products with few CVEs are scored conservatively.