CVE-2022-30564 : Exploit Details and Defense Strategies

A security vulnerability has been identified in some Dahua embedded products that could allow an attacker to modify the device timestamp through unauthorized means.

Understanding CVE-2022-30564

This section will delve into the details of the CVE-2022-30564 vulnerability, its impact, technical aspects, and mitigation strategies.

What is CVE-2022-30564?

The CVE-2022-30564 vulnerability pertains to certain Dahua embedded products that are susceptible to unauthorized modification of the device timestamp. Attackers can exploit this flaw by sending a specially crafted packet to the vulnerable interface, enabling them to alter the system time on the device.

The Impact of CVE-2022-30564

The impact of this vulnerability could potentially allow malicious actors to manipulate the device timestamp, leading to inaccurate timekeeping and compromising the integrity of device logs and event timestamps. This could undermine the security and reliability of affected systems.

Technical Details of CVE-2022-30564

Explore the specific technical details related to the CVE-2022-30564 vulnerability, including the description of the flaw, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability in question allows attackers to tamper with the device system time through unauthorized means, posing a risk to the accurate recording and timestamping of events on the affected devices.

Affected Systems and Versions

The following Dahua products are impacted by CVE-2022-30564: IPC-HX5XXX, IPC-HX7XXX, SD5A, SD22, SD59, NVR5XXX-I, NVR5XXX-I/L, NVR4XXX-I, NVR2XXX-I, XVRXXXX-I2, and XVRXXXX-X. Specifically, versions built between certain date ranges for each product category are vulnerable to the unauthorized modification of device timestamp.

Exploitation Mechanism

By sending a specially crafted packet to the vulnerable interface of the affected Dahua products, an attacker can exploit the vulnerability to manipulate the device system time.

Mitigation and Prevention

Learn about the immediate steps to take to mitigate the CVE-2022-30564 vulnerability, as well as long-term security practices and the importance of timely patching and updates.

Immediate Steps to Take

To address this vulnerability, users of affected Dahua products should implement security best practices, such as network segmentation, access controls, and monitoring for unauthorized system time changes.

Long-Term Security Practices

In the long run, organizations should prioritize regular security assessments, firmware updates, and vendor notifications to stay vigilant against potential vulnerabilities in embedded devices.

Patching and Updates

Dahua users are advised to regularly check for security advisories and patches released by the vendor to remediate the CVE-2022-30564 vulnerability and ensure the secure operation of their devices.