CVE-2022-40990 : What You Need to Know

A stack-based buffer overflow vulnerability has been identified in the DetranCLI command parsing functionality of Siretta QUARTZ-GOLD G5.0.1.5-210720-141020. This vulnerability could allow an attacker to execute arbitrary commands by sending a specially-crafted network packet.

Understanding CVE-2022-40990

What is CVE-2022-40990?

CVE-2022-40990 is a stack-based buffer overflow vulnerability present in the DetranCLI command parsing functionality of Siretta QUARTZ-GOLD G5.0.1.5-210720-141020. It arises due to several vulnerabilities in the command template processing function.

The Impact of CVE-2022-40990

The exploitation of this vulnerability could lead to arbitrary command execution on affected systems. An attacker can achieve this by sending a sequence of requests to exploit the buffer overflow.

Technical Details of CVE-2022-40990

Vulnerability Description

The buffer overflow vulnerability exists in the function that handles the 'no bandwidth WORD dlrate <1-9999> dlceil <1-9999> ulrate <1-9999> ulceil <1-9999> priority (highest|high|normal|low|lowest)' command template.

Affected Systems and Versions

The vulnerability affects Siretta QUARTZ-GOLD G5.0.1.5-210720-141020.

Exploitation Mechanism

An attacker can exploit this vulnerability by sending a specially-crafted network packet to trigger the buffer overflow, allowing them to execute arbitrary commands.

Mitigation and Prevention

Immediate Steps to Take

To mitigate the risk associated with CVE-2022-40990, it is recommended to apply security patches or updates provided by the vendor.

Long-Term Security Practices

Implementing network segmentation, access controls, and regular security updates can help in preventing such vulnerabilities in the future.

Patching and Updates

Stay informed about security advisories and promptly apply patches and updates released by Siretta to address CVE-2022-40990.