CVE-2020-20426 Explained : Impact and Mitigation
Learn about CVE-2020-20426, a cross-site scripting (XSS) vulnerability in S-CMS Government Station Building System v5.0. Discover impact, affected systems, exploitation, and mitigation steps.
S-CMS Government Station Building System v5.0 contains a cross-site scripting (XSS) vulnerability in /function/booksave.php.
Understanding CVE-2020-20426
This CVE entry describes a cross-site scripting vulnerability in S-CMS Government Station Building System v5.0.
What is CVE-2020-20426?
The CVE-2020-20426 vulnerability involves a cross-site scripting (XSS) issue found in the /function/booksave.php file of S-CMS Government Station Building System v5.0.
The Impact of CVE-2020-20426
The XSS vulnerability in S-CMS Government Station Building System v5.0 could allow attackers to execute malicious scripts in the context of a user's session, potentially leading to unauthorized actions or data theft.
Technical Details of CVE-2020-20426
This section provides more technical insights into the CVE-2020-20426 vulnerability.
Vulnerability Description
The vulnerability lies in the inadequate input validation of user-supplied data in the /function/booksave.php file, enabling attackers to inject malicious scripts.
Affected Systems and Versions
- Affected Systems: S-CMS Government Station Building System v5.0
- Affected Versions: Not specified
Exploitation Mechanism
Attackers can exploit this vulnerability by injecting malicious scripts through crafted input in the vulnerable /function/booksave.php file.
Mitigation and Prevention
To address and prevent the CVE-2020-20426 vulnerability, follow these mitigation strategies:
Immediate Steps to Take
- Implement input validation mechanisms to sanitize user-supplied data.
- Regularly monitor and audit web application logs for any suspicious activities.
- Educate users about the risks of clicking on untrusted links or providing sensitive information.
Long-Term Security Practices
- Conduct regular security assessments and penetration testing to identify and remediate vulnerabilities.
- Keep software and systems up to date with the latest security patches and updates.
Patching and Updates
Ensure that the S-CMS Government Station Building System is updated to a patched version that addresses the XSS vulnerability.