CVE-2023-29240 : What You Need to Know

This article provides detailed information about the CVE-2023-29240 vulnerability affecting F5's BIG-IQ software.

Understanding CVE-2023-29240

CVE-2023-29240 is a vulnerability found in F5's BIG-IQ software that allows an authenticated attacker with Viewer or Auditor role privileges to upload arbitrary files using an undisclosed iControl REST endpoint.

What is CVE-2023-29240?

An attacker with specific role permissions can exploit this vulnerability to upload unauthorized files through the iControl REST endpoint, potentially leading to unauthorized access or data manipulation.

The Impact of CVE-2023-29240

This vulnerability poses a medium severity risk with a CVSS base score of 5.4. If exploited, it could result in low integrity impact and minimal availability impact.

Technical Details of CVE-2023-29240

Vulnerability Description

An authenticated attacker granted a Viewer or Auditor role on a BIG-IQ can upload arbitrary files using an undisclosed iControl REST endpoint.

Affected Systems and Versions

The affected product is F5's BIG-IQ with version 8.0.0, specifically versions less than 8.3.0.

Exploitation Mechanism

The attacker needs specific role permissions (Viewer or Auditor) on the BIG-IQ system to exploit this vulnerability.

Mitigation and Prevention

Immediate Steps to Take

Users are advised to restrict access privileges, monitor file uploads for suspicious activities, and apply security best practices to prevent unauthorized access.

Long-Term Security Practices

Regularly update and patch the BIG-IQ software to the latest versions provided by F5 to mitigate known vulnerabilities and enhance system security.

Patching and Updates

F5 has released a security advisory detailing the vulnerability and providing guidance on mitigation. Users are recommended to refer to the advisory for patching instructions and updates.