CVE-2023-45158 : Security Advisory and Response

A detailed overview of the CVE-2023-45158 highlighting the vulnerability, its impact, technical details, and mitigation strategies.

Understanding CVE-2023-45158

In this section, we will explore the specifics of CVE-2023-45158.

What is CVE-2023-45158?

CVE-2023-45158 is an OS command injection vulnerability found in web2py version 2.24.1 and earlier. Attackers can exploit this vulnerability through crafted web requests when the product is set up to use notifySendHandler for logging.

The Impact of CVE-2023-45158

This vulnerability allows threat actors to execute arbitrary OS commands on the web server using the affected product, potentially leading to unauthorized access, data breaches, and other malicious activities.

Technical Details of CVE-2023-45158

Delve deeper into the technical aspects of the CVE-2023-45158 vulnerability.

Vulnerability Description

The vulnerability arises due to improper input validation in web2py, enabling attackers to inject and execute malicious commands.

Affected Systems and Versions

web2py versions 2.24.1 and earlier are vulnerable to this exploit when configured with notifySendHandler for logging.

Exploitation Mechanism

By sending specifically crafted web requests, bad actors can trigger the execution of arbitrary OS commands on the target web server.

Mitigation and Prevention

Discover effective strategies to mitigate the risks associated with CVE-2023-45158.

Immediate Steps to Take

Disable notifySendHandler if not essential for operations.
Regularly monitor and analyze web request logs for suspicious activities.

Long-Term Security Practices

Implement strict input validation mechanisms in your web applications.
Conduct routine security audits and vulnerability assessments.

Patching and Updates

Update web2py to a secure version beyond 2.24.1 to eliminate the vulnerability.
Stay informed about security advisories and patches released by the vendor to address such vulnerabilities.