Dahua Security Cameras Buffer Copy without Checking Size of Input (CVE-2020-9499)

high Tenable OT Security Plugin ID 502336

Synopsis

The remote OT asset is affected by a vulnerability.

Description

Some Dahua products have buffer overflow vulnerabilities. After the successful login of the legal account, the attacker sends a specific DDNS test command, which may cause the device to go down.

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: High

ID: 502336

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: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 4.8

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

CVSS Score Source: CVE-2020-9499

CVSS v3

Risk Factor: High

Base Score: 7.2

Temporal Score: 6.3

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

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

Vulnerability Information

CPE: cpe:/o:dahuasecurity:ipc-hxxx5x4x_firmware, cpe:/o:dahuasecurity:ipc-hx7842h_firmware, cpe:/o:dahuasecurity:ipc-hx2xxx_firmware, cpe:/o:dahuasecurity:ptz1a_firmware, cpe:/o:dahuasecurity:sd1a_firmware, cpe:/o:dahuasecurity:sd5a_firmware, cpe:/o:dahuasecurity:sd50_firmware, cpe:/o:dahuasecurity:sd52c_firmware, cpe:/o:dahuasecurity:sd6al_firmware, cpe:/o:dahuasecurity:ipc-hx5842h_firmware

Required KB Items: Tenable.ot/DahuaSecurity

Exploit Ease: No known exploits are available

Patch Publication Date: 4/9/2020

Vulnerability Publication Date: 4/9/2020

Reference Information

CVE: CVE-2020-9499

CWE: 120

Detections

Analytics