CVE-2021-33045 in Dahua IP Camera Firmware: known exploited
Generated from its entry in CISA's catalogue of known exploited vulnerabilities as of 3 November 2026.
Attackers are exploiting CVE-2021-33045 in Dahua IP Camera Firmware. CISA has listed it as known exploited since 21 August 2024.
| Product | Dahua IP Camera Firmware |
|---|---|
| Known exploited since | 21 August 2024 |
| Ransomware use | Not recorded |
| EU vulnerability database | EUVD-2021-19760 |
| Sources | NVD · CISA KEV |
What it means
Attackers have used this vulnerability in real attacks. An unpatched Dahua IP Camera Firmware that can be reached from the internet is exposed to them.
What to do
- Apply the vendor's fix to every system running Dahua IP Camera Firmware, starting with those reachable from the internet. Take a system off the internet until it can be fixed.
- Check the system for signs that it was reached before the fix.
How Vardion finds it
Wherever a scan or your imported scanner results find CVE-2021-33045, Vardion names the systems affected and puts the fix at the top of the list.