CVE-2021-35413 : Security Advisory and Response
Learn about CVE-2021-35413, a critical remote code execution vulnerability in Chamilo LMS v1.11.x allowing attackers to execute arbitrary code. Understand the impact, affected systems, and mitigation strategies.
A detailed overview of CVE-2021-35413, a remote code execution vulnerability in Chamilo LMS v1.11.x that allows authenticated attackers to execute arbitrary code.
Understanding CVE-2021-35413
In this section, we delve into the specifics of the CVE-2021-35413 vulnerability affecting Chamilo LMS v1.11.x.
What is CVE-2021-35413?
The CVE-2021-35413 vulnerability is a remote code execution (RCE) issue found in course_intro_pdf_import.php of Chamilo LMS v1.11.x. It enables authenticated attackers to run arbitrary code via a manipulated .htaccess file.
The Impact of CVE-2021-35413
The presence of this vulnerability poses a significant risk as it allows attackers with authenticated access to execute malicious code on the affected system, potentially leading to unauthorized activities, data breaches, and system compromise.
Technical Details of CVE-2021-35413
Providing a deeper dive into the technical aspects of the CVE-2021-35413 vulnerability and its implications.
Vulnerability Description
The flaw in course_intro_pdf_import.php of Chamilo LMS v1.11.x permits authenticated threat actors to launch arbitrary code execution by exploiting a specifically crafted .htaccess file.
Affected Systems and Versions
Chamilo LMS v1.11.x installations are vulnerable to this exploit, highlighting the importance of prompt remediation and updates to mitigate the risk.
Exploitation Mechanism
Attackers with authenticated access can leverage a malicious .htaccess file to execute arbitrary code on the targeted Chamilo LMS v1.11.x instances, emphasizing the need for immediate action.
Mitigation and Prevention
Exploring strategies to address and prevent the CVE-2021-35413 vulnerability within Chamilo LMS v1.11.x.
Immediate Steps to Take
It is crucial for administrators to apply security patches promptly, restrict access to vulnerable components, and monitor system activity for any signs of exploitation.
Long-Term Security Practices
Regular security audits, employee training on cybersecurity best practices, and proactive vulnerability management are essential for enhancing the overall security posture of Chamilo LMS installations.
Patching and Updates
Staying abreast of security updates released by Chamilo and promptly applying patches can help mitigate the risk of CVE-2021-35413 and other potential vulnerabilities.