CVE-2023-39280 : What You Need to Know

A detailed overview of CVE-2023-39280 outlining the vulnerability, impact, technical details, and mitigation steps.

Understanding CVE-2023-39280

Learn more about the SonicOS post-authentication Stack-Based Buffer Overflow vulnerability affecting SonicWall's firewall systems.

What is CVE-2023-39280?

The CVE-2023-39280 vulnerability is a Stack-Based Buffer Overflow in SonicOS that occurs in the ssoStats-s.xml and ssoStats-s.wri URL endpoints, leading to a firewall crash.

The Impact of CVE-2023-39280

The vulnerability allows malicious actors to trigger a post-authentication Stack-Based Buffer Overflow, potentially causing a firewall crash and impacting network security.

Technical Details of CVE-2023-39280

Explore the specific technical aspects of the CVE-2023-39280 vulnerability.

Vulnerability Description

The Stack-Based Buffer Overflow vulnerability in SonicOS can be exploited through the ssoStats-s.xml and ssoStats-s.wri URL endpoints, resulting in a firewall crash.

Affected Systems and Versions

SonicOS versions 7.0.1-5119, 7.0.1-5129, 6.5.4.4-44v-21-2079, and 6.5.4.12-101n, and earlier versions are affected by this vulnerability.

Exploitation Mechanism

The vulnerability can be exploited post-authentication via specific URL endpoints, allowing attackers to trigger a Stack-Based Buffer Overflow and crash the firewall.

Mitigation and Prevention

Discover the steps to mitigate the CVE-2023-39280 vulnerability and prevent security risks.

Immediate Steps to Take

It is crucial to apply security patches provided by SonicWall to address the Stack-Based Buffer Overflow vulnerability in affected SonicOS versions.

Long-Term Security Practices

Implement strict access controls, network segmentation, and regular security updates to enhance overall network security and prevent future vulnerabilities.

Patching and Updates

Regularly monitor vendor advisories and apply necessary patches promptly to protect your SonicWall firewall from known vulnerabilities.