CVE-2021-20619 : Exploit Details and Defense Strategies
Learn about CVE-2021-20619, a cross-site scripting vulnerability in GROWI v4.2 Series versions before v4.2.3. Find out its impact, affected systems, and mitigation steps.
A detailed analysis of CVE-2021-20619, a cross-site scripting vulnerability affecting GROWI v4.2 Series versions prior to v4.2.3.
Understanding CVE-2021-20619
This section will cover what CVE-2021-20619 is all about, the impact it has, technical details, and how to mitigate the risk.
What is CVE-2021-20619?
CVE-2021-20619 is a cross-site scripting vulnerability found in GROWI v4.2 Series versions earlier than v4.2.3. It enables remote attackers to inject malicious scripts through unspecified vectors.
The Impact of CVE-2021-20619
With this vulnerability, attackers can execute arbitrary scripts on affected systems, potentially leading to data theft, unauthorized access, and other security breaches.
Technical Details of CVE-2021-20619
In this section, we will delve into the vulnerability description, affected systems, versions, and exploitation mechanisms.
Vulnerability Description
The CVE-2021-20619 allows remote attackers to perform cross-site scripting attacks on GROWI v4.2 Series versions prior to v4.2.3 by injecting malicious scripts.
Affected Systems and Versions
The vulnerability impacts all versions of GROWI v4.2 Series that are released before v4.2.3, putting these systems at risk of exploitation.
Exploitation Mechanism
Remote attackers can leverage unspecified vectors to inject malicious scripts and initiate cross-site scripting attacks on vulnerable GROWI instances.
Mitigation and Prevention
This section will focus on immediate steps to take, long-term security practices, and the importance of patching and updates.
Immediate Steps to Take
Users should update their GROWI installations to version v4.2.3 or later to mitigate the risk of the CVE-2021-20619 vulnerability.
Long-Term Security Practices
Employ security best practices such as input validation, output encoding, and regular security assessments to enhance the resilience of your systems against cross-site scripting attacks.
Patching and Updates
Regularly monitor for security updates from WESEEK, Inc. and apply patches promptly to protect your GROWI instances from potential threats.