Dahua Security Cameras Improper Authentication (CVE-2021-33045)

critical Tenable OT Security Plugin ID 502338

Synopsis

The remote OT asset is affected by a vulnerability.

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.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.

Solution

Refer to the vendor advisory.

See Also

http://www.nessus.org/u?315c2c6b

http://seclists.org/fulldisclosure/2021/Oct/13

https://www.dahuasecurity.com/aboutUs/trustedCenter/details/582

Plugin Details

Severity: Critical

ID: 502338

Version: 1.2

Type: remote

Family: Tenable.ot

Published: 7/29/2024

Updated: 7/30/2024

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2021-33045

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:dahuasecurity:ipc-hx8xxx_firmware, cpe:/o:dahuasecurity:ipc-hx2xxx_firmware, cpe:/o:dahuasecurity:ipc-hx3xxx_firmware, cpe:/o:dahuasecurity:ipc-hx1xxx_firmware, cpe:/o:dahuasecurity:ipc-hx4xxx_firmware, cpe:/o:dahuasecurity:ipc-hum7xxx_firmware

Required KB Items: Tenable.ot/DahuaSecurity

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/15/2021

Vulnerability Publication Date: 9/15/2021

Reference Information

CVE: CVE-2021-33045

CWE: 287