Dahuasecurity.com sử dụng cookie và các công nghệ tương tự. Dahua sử dụng các cookie chức năng để đảm bảo rằng các trang web của mình hoạt động đúng cách và các cookie phân tích để làm cho trải nghiệm người dùng của bạn trở nên tối ưu. Cookie của bên thứ ba cũng có thể thu thập dữ liệu bên ngoài các trang web của chúng tôi. Bằng cách nhấp vào Đồng ý" hoặc bằng cách tiếp tục sử dụng trang web này, bạn đồng ý cho việc thiết lập cookie và xử lý dữ liệu cá nhân liên quan. Thêm thông tin của chúng tôi tuyên bố cookie.

Security Advisory – Vulnerabilities found in some Dahua products


Advisory ID:DHCC-SA-202206-001

First Published:2022-06-28

Cybersecurity is an on-going challenge for all IoT connected device manufacturers and users, as it is for all digital products and services. Dahua Technology is committed to developing and maintaining state-of-the-art cybersecurity practices, including through our product design process and our customer-facing Dahua Cybersecurity Center (DHCC) for transparent vulnerability reporting and handling.

In response to the security issues reported by Nozomi Networks, Dahua immediately conducted a comprehensive investigation of affected product models and has developed patches and firmware that fix the vulnerabilities. Please download from https://www.dahuasecurity.com/support/downloadCenter or contact Dahua local technical support to upgrade.

We strongly suggest, consistent with cybersecurity best practice, that all Dahua customers follow our security advisory, in order to insure their systems are up-to-date and maximally protected. In the meantime, customers with other concerns on cybersecurity related issues, please feel free to contact us at cybersecurity@dahuatech.com


1. CVE-2022-30560

When an attacker obtaining the administrative account and password, or through a man-in-the-middle attack, the attacker could send a specified crafted packet to the vulnerable interface then lead the device to crash.

2. CVE-2022-30561

When an attacker uses a man-in-the-middle attack to sniff the request packets with success logging in, the attacker could log in to the device by replaying the user's login packet.

3. CVE-2022-30562

If the user enables the https function on the device, an attacker can modify the user’s request data packet through a man-in-the-middle attack and redirect to a malicious page.

4. CVE-2022-30563

When an attacker uses a man-in-the-middle attack to sniff the request packets with success logging in through ONVIF, he can log in to the device by replaying the user's login packet.

Vulnerability CVSS Score

The vulnerability classification has been performed by using the CVSSv3.1 scoring system (http://www.first.org/cvss/specification-document).


Base Score: 5.4 (AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N)

Temporal Score: 4.9 (E:P/RL:O/RC:C)


Base Score: 5.9 (AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)

Temporal Score: 5.3 (E:P/RL:O/RC:C)


Base Score: 3.7 (AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N)

Temporal Score: 3.4 (E:P/RL:O/RC:C)


Base Score: 6.8 (AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N)

Temporal Score: 6.1 (E:P/RL:O/RC:C)

Affected Products & Fix Software

The following product series and models are currently known to be affected.

Affected Model

Affected Version

Fix Software


Versions which Build time before April, 2022

DH_IPC-HX2XXX-Molec_MultiLang_PN_V2.820.0000000.48.R.220614.zip DH_IPC-HX2XXX-Molec_MultiLang_NP_V2.820.0000000.48.R.220614.zip


Versions which Build time before September, 2021


Note: Please login to the Web interface of the device to view Build time, which you can find on the Settings-System Information-Version Information page (setting-systeminfo-version).

Fix Software Download

Please download the corresponding fix software or its newer version as listed in the above table from Dahua website, or contact Dahua local technical support to upgrade.

· Cloud Upgrade: Dahua products have the capability of cloud upgrade. Relevant repair versions can be obtained through cloud upgrade.

· Dahua Official website: Overseas: https://www.dahuasecurity.com/support/downloadCenter.

· Dahua Technical Support Personnel

Support Resources

For any questions or concerns related to our products and solutions, please contact Dahua DHCC at cybersecurity@dahuatech.com.


We acknowledge the support of Andrea Palanca from Nozomi Networks who discovered these vulnerabilities and reported to DHCC.

Revision History





Initial public release