#VU96447 Improper Authentication in products


Published: 2024-08-23

Vulnerability identifier: #VU96447

Vulnerability risk: Critical

CVSSv3.1: 9.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2021-33045

CWE-ID: CWE-287

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Dahua IPC-HX1XXX
Hardware solutions / Other hardware appliances
Dahua IPC-HX2XXX
Hardware solutions / Other hardware appliances
Dahua IPC-HX3XXX
Hardware solutions / Other hardware appliances
Dahua IPC-HX5(4)(3)XXX
Hardware solutions / Other hardware appliances
Dahua IPC-HX5XXX
Hardware solutions / Other hardware appliances
Dahua IPC-HUM7XXX
Hardware solutions / Other hardware appliances
Dahua IPC-HX8XXX
Hardware solutions / Other hardware appliances
Dahua VTO75X95X
Hardware solutions / Other hardware appliances
Dahua VTO65XXX
Hardware solutions / Other hardware appliances
Dahua VTH542XH
Hardware solutions / Other hardware appliances
Dahua NVR1XXX
Hardware solutions / Other hardware appliances
Dahua NVR4XXX
Hardware solutions / Other hardware appliances
Dahua NVR4x
Hardware solutions / Other hardware appliances
Dahua NVR2XXX
Hardware solutions / Other hardware appliances
Dahua NVR5XXX
Hardware solutions / Other hardware appliances
Dahua NVR6XX
Hardware solutions / Other hardware appliances
Dahua XVR5x16
Hardware solutions / Other hardware appliances
Dahua XVR7x16
Hardware solutions / Other hardware appliances
Dahua XVR5x08
Hardware solutions / Other hardware appliances
Dahua XVR5x04
Hardware solutions / Other hardware appliances
Dahua XVR7x32
Hardware solutions / Other hardware appliances
Dahua XVR4x08
Hardware solutions / Other hardware appliances
Dahua XVR4x04
Hardware solutions / Other hardware appliances

Vendor:

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error when processing authentication requests. A remote attacker can bypass authentication process and gain unauthorized access to the device.

Mitigation
Install updates from vendor's website.

Vulnerable software versions


External links
http://www.dahuasecurity.com/aboutUs/trustedCenter/details/582
http://seclists.org/fulldisclosure/2021/Oct/13
http://packetstormsecurity.com/files/164423/Dahua-Authentication-Bypass.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.


Latest bulletins with this vulnerability