CVE-2021-4000 : What You Need to Know
Learn about CVE-2021-4000, its impact, affected systems, and mitigation steps. Stay secure by understanding the open redirect vulnerability in star7th/showdoc.
A detailed overview of the CVE-2021-4000 vulnerability in star7th/showdoc.
Understanding CVE-2021-4000
CVE-2021-4000, titled 'Open Redirect in star7th/showdoc,' involves a vulnerability related to URL redirection to an untrusted site in the showdoc application.
What is CVE-2021-4000?
CVE-2021-4000 is a security issue in star7th/showdoc that allows for URL redirection to untrusted sites, posing a risk to users of the application.
The Impact of CVE-2021-4000
The impact of CVE-2021-4000 is rated as 'MEDIUM' with a CVSS base score of 6.5. The vulnerability could lead to low confidentiality and integrity impacts.
Technical Details of CVE-2021-4000
Exploring the technical aspects of the CVE-2021-4000 vulnerability in star7th/showdoc.
Vulnerability Description
The vulnerability allows attackers to redirect URLs to malicious or untrusted sites, potentially leading to phishing attacks or malware downloads.
Affected Systems and Versions
The vulnerability affects versions of star7th/showdoc prior to version 2.9.13.
Exploitation Mechanism
Attackers can exploit this vulnerability by tricking users into clicking on specially crafted URLs that redirect them to malicious websites.
Mitigation and Prevention
Strategies to mitigate and prevent the exploitation of CVE-2021-4000 in star7th/showdoc.
Immediate Steps to Take
Users should update their showdoc installation to version 2.9.13 or later to address the vulnerability and prevent potential exploitation.
Long-Term Security Practices
Regularly check for security updates and patches for the showdoc application to ensure protection against known vulnerabilities and emerging threats.
Patching and Updates
Stay informed about security advisories and apply patches promptly to keep the application secure from known vulnerabilities.