CVE-2021-33044

9.8

CVSS
Critical

PUBLISHED

The identity authentication bypass vulnerability found in some Dahua products during the login process. Attackers can bypass device identity...

Exploited in the wild Remote Low complexity No user interaction

Vendor: Dahua
Product: Some Dahua IP Camera, Video Intercom, PTZ Dome Camera, Thermal Camera devices
Published: Sep 15, 2021
EPSS: —

Description

The identity authentication bypass vulnerability found in some Dahua products during the login process. Attackers can bypass device identity authentication by constructing malicious data packets.

cisa nuclei_scanner nessus_scanner

CVSS scores

CVSS v3.1 9.8 Critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 10.0

AV:N/AC:L/Au:N/C:C/I:C/A:C

Exploitation status

Exploited in the wild

Recorded 2024-08-21 00:00:00 UTC · Source

SSVC decision points

Exploitation: active
Automatable: Yes
Technical impact: total

References

Known exploited vulnerability sources

Catalogues that list this CVE as a known exploited vulnerability.

Source	Added
CISA	Aug 21, 2024

Scanner integrations

Scanner	Reference	Detected
Nuclei	https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-33044.yaml	Apr 25, 2025

Potential proof of concepts

These PoCs are unverified and could contain malware. Use at your own risk.

Spy0x7/CVE-2021-33044

github · Created 2021-10-18 16:17:05 UTC · 0 stars

Dahua IPC/VTH/VTO devices auth bypass exploit

Vulnerability detail