CVE-2021-20668 : Security Advisory and Response
Learn about CVE-2021-20668, a path traversal vulnerability in GROWI v4.2.2 and earlier, enabling attackers to access unauthorized paths via specially crafted URLs. Find impact, technical details, and mitigation steps.
A path traversal vulnerability in GROWI versions v4.2.2 and earlier has been identified, allowing an attacker with administrator rights to read an arbitrary path through a specially crafted URL.
Understanding CVE-2021-20668
This section provides insights into the impact, technical details, and mitigation strategies related to CVE-2021-20668.
What is CVE-2021-20668?
The CVE-2021-20668 pertains to a path traversal vulnerability in GROWI versions v4.2.2 and earlier, enabling an attacker holding administrator privileges to access arbitrary paths using a maliciously constructed URL.
The Impact of CVE-2021-20668
The vulnerability could be exploited by threat actors with admin rights to retrieve sensitive information from unauthorized system directories, potentially leading to data leakage or unauthorized access.
Technical Details of CVE-2021-20668
Explore the specific technical aspects of the vulnerability to gain a comprehensive understanding of its nature.
Vulnerability Description
The security flaw in GROWI versions v4.2.2 and earlier permits an attacker to navigate through file directories beyond their permissible access levels, exposing critical system data.
Affected Systems and Versions
GROWI versions v4.2.2 and prior are confirmed to be vulnerable to this exploit, emphasizing the significance of prompt remediation.
Exploitation Mechanism
By manipulating URLs, malevolent actors can exploit this vulnerability to circumvent access restrictions and retrieve confidential files stored in restricted directories.
Mitigation and Prevention
Discover the essential measures to address and prevent the risks posed by CVE-2021-20668.
Immediate Steps to Take
It is crucial to apply security patches promptly, restrict administrator privileges, and monitor system activities for any suspicious behavior to prevent unauthorized access.
Long-Term Security Practices
Incorporating robust access controls, regular security audits, and employee training on cybersecurity best practices can significantly enhance the overall security posture.
Patching and Updates
Regularly updating GROWI to the latest version, implementing security patches, and staying informed about emerging vulnerabilities are vital steps in mitigating the risks associated with CVE-2021-20668.