PT-2019-19792 · Dahua · Ipc-Hfw4X2X+7

Published 2019-09-18 · Updated 2021-07-21 · CVE-2019-9678

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Dahua products versions prior to August 18, 2019

Description The issue allows an attacker to cause a denial of service during the login process by constructing a malicious packet, which can crash the device. This affects various Dahua products, including IPC-HDW1X2X, IPC-HFW1X2X, IPC-HDW2X2X, IPC-HFW2X2X, IPC-HDW4X2X, IPC-HFW4X2X, IPC-HDBW4X2X, IPC-HDW5X2X, and IPC-HFW5X2X.

Recommendations For versions prior to August 18, 2019, update the software to a version released after August 18, 2019, to resolve the issue. As a temporary workaround, consider restricting access to the login process to minimize the risk of exploitation.

Fix

Related Identifiers

CVE-2019-9678

Affected Products

Ipc-Hdbw4X2X

Ipc-Hdw1X2X

Ipc-Hdw2X2X

Ipc-Hdw5X2X

Ipc-Hfw1X2X

Ipc-Hfw2X2X

Ipc-Hfw4X2X

Ipc-Hfw5X2X

References · 3

• https://osv.dev/vulnerability/CVE-2019-9678 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-9678 · Security Note
• https://dahuasecurity.com/support/cybersecurity/details/637 · Vendor Advisory