CVE-2022-45433 : Security Advisory and Response

A vulnerability has been identified in certain Dahua software products that allows unauthenticated traceroute host from a remote DSS Server, potentially exposing sensitive information to attackers.

Understanding CVE-2022-45433

This section will cover the details related to CVE-2022-45433.

What is CVE-2022-45433?

The vulnerability in some Dahua software products allows attackers to perform traceroute host from a remote DSS Server without authentication, by exploiting a firewall bypass vulnerability.

The Impact of CVE-2022-45433

If exploited, this vulnerability could enable an attacker to retrieve traceroute results by sending a specific crafted packet to the vulnerable interface, circumventing firewall access control policies.

Technical Details of CVE-2022-45433

In this section, we will delve into the technical aspects of CVE-2022-45433.

Vulnerability Description

The vulnerability arises from improper access control, allowing unauthorized traceroute host operations from a remote DSS Server.

Affected Systems and Versions

Vendor: Dahua
Affected Products: DSS Professional, DSS Express, DHI-DSS7016D-S2/DHI-DSS7016DR-S2, DHI-DSS4004-S2
Affected Versions: V8.0.2, V8.0.4, V8.1

Exploitation Mechanism

An attacker can exploit this vulnerability by sending a specific crafted packet to the vulnerable interface, bypassing firewall access control policies.

Mitigation and Prevention

This section will outline the steps to mitigate and prevent exploitation of CVE-2022-45433.

Immediate Steps to Take

Users are advised to apply the necessary security measures immediately to prevent potential exploitation of the vulnerability.

Long-Term Security Practices

Implementing robust access control policies and regularly updating security measures are essential for long-term security.

Patching and Updates

Ensure that affected systems are updated with the latest patches and security updates to mitigate the vulnerability.