CVE-2021-27948 : Security Advisory and Response
Discover the details of CVE-2021-27948, a SQL Injection vulnerability in MyBB prior to 1.8.26 via User Groups that could lead to data manipulation or unauthorized access. Learn about its impact and mitigation.
A SQL Injection vulnerability has been identified in MyBB before version 1.8.26 through User Groups, marked as issue 3 of 3.
Understanding CVE-2021-27948
This CVE (Common Vulnerabilities and Exposures) record details a specific vulnerability in MyBB software.
What is CVE-2021-27948?
CVE-2021-27948 is a SQL Injection vulnerability found in MyBB versions earlier than 1.8.26 that can be exploited via User Groups.
The Impact of CVE-2021-27948
This vulnerability can allow attackers to execute malicious SQL queries, potentially leading to data manipulation, leakage, or unauthorized access.
Technical Details of CVE-2021-27948
This section outlines the technical aspects of the CVE.
Vulnerability Description
The vulnerability arises from improper input validation in the User Groups component, enabling SQL Injection attacks.
Affected Systems and Versions
MyBB versions before 1.8.26 are impacted by this vulnerability when utilizing User Groups.
Exploitation Mechanism
Attackers can exploit this flaw by inserting malicious SQL queries through the User Groups functionality, leading to unauthorized database access.
Mitigation and Prevention
It is crucial to take immediate action to address and prevent exploitation of this vulnerability.
Immediate Steps to Take
Users are advised to update MyBB to version 1.8.26 or newer to mitigate the SQL Injection risk effectively.
Long-Term Security Practices
Regularly update and patch software applications to ensure the latest security fixes are in place.
Patching and Updates
Stay informed about security advisories and promptly apply patches to protect systems from known vulnerabilities.