Dahua Security Network Video Recorders Improper Input Validation (CVE-2024-39947)

medium Tenable OT Security Plugin ID 502839

Synopsis

The remote OT asset is affected by a vulnerability.

Description

A vulnerability has been found in Dahua products.After obtaining the ordinary user's username and password, the attacker can send a carefully crafted data packet to the interface with vulnerabilities, causing the device to crash.

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.

Plugin Details

Severity: Medium

ID: 502839

Version: 1.2

Type: remote

Family: Tenable.ot

Published: 2/12/2025

Updated: 2/19/2025

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2024-39947

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

Vulnerability Information

CPE: cpe:/o:dahuasecurity:nvr4x_firmware

Required KB Items: Tenable.ot/DahuaSecurity

Exploit Ease: No known exploits are available

Patch Publication Date: 7/31/2024

Vulnerability Publication Date: 7/31/2024

Reference Information

CVE: CVE-2024-39947

CWE: 20

Detections

Analytics