CVE-2021-36433 : Security Advisory and Response

A SQL injection vulnerability in jocms 0.8 allows remote attackers to run arbitrary SQL commands and view sensitive information via the jo_delete_mask function in jocms/apps/mask/mask.php.

Understanding CVE-2021-36433

This section provides insights into the CVE-2021-36433 vulnerability.

What is CVE-2021-36433?

The CVE-2021-36433 is a SQL injection vulnerability found in jocms 0.8, which enables remote attackers to execute arbitrary SQL commands and access sensitive information through the jo_delete_mask function.

The Impact of CVE-2021-36433

This vulnerability poses a severe risk as it allows attackers to manipulate the database and potentially gain unauthorized access to confidential data.

Technical Details of CVE-2021-36433

In this section, we delve into the technical aspects of CVE-2021-36433.

Vulnerability Description

The vulnerability arises from improper input validation in the jo_delete_mask function of jocms 0.8, leading to SQL injection attacks.

Affected Systems and Versions

All versions of jocms 0.8 are susceptible to this vulnerability, putting systems using this version at risk.

Exploitation Mechanism

Attackers can exploit this vulnerability remotely by sending malicious SQL commands through the vulnerable jo_delete_mask function.

Mitigation and Prevention

Here we discuss the steps to mitigate and prevent exploitation of CVE-2021-36433.

Immediate Steps to Take

Disable or restrict access to the vulnerable function until a patch is available.
Regularly monitor for any unusual database activities that could indicate an ongoing attack.

Long-Term Security Practices

Implement proper input validation mechanisms in the code to prevent SQL injection attacks.
Conduct regular security audits to identify and address vulnerabilities in the system.

Patching and Updates

Ensure prompt installation of patches or updates provided by jocms to fix the SQL injection vulnerability in version 0.8.