CVE-2021-25790 : What You Need to Know
Find out how authenticated attackers can exploit House Rental and Property Listing 1.0 through crafted payloads. Learn mitigation strategies and preventive measures.
Multiple stored cross-site scripting (XSS) vulnerabilities in the "Register" module of House Rental and Property Listing 1.0 allow authenticated attackers to execute arbitrary web scripts or HTML via crafted payloads in text fields.
Understanding CVE-2021-25790
This CVE describes multiple XSS vulnerabilities in a specific module of a property listing application.
What is CVE-2021-25790?
The CVE-2021-25790 refers to a security issue in the "Register" module of House Rental and Property Listing 1.0 that enables authenticated attackers to run malicious web scripts through specially crafted payloads.
The Impact of CVE-2021-25790
The impact of these vulnerabilities is that attackers can exploit the system to execute arbitrary scripts or HTML, potentially leading to unauthorized access or other security risks.
Technical Details of CVE-2021-25790
In this section, we will delve into the specific technical aspects of the CVE.
Vulnerability Description
The vulnerability lies in the failure of input validation in the text fields of the "Register" module, allowing attackers to inject malicious scripts.
Affected Systems and Versions
House Rental and Property Listing version 1.0 is affected by this vulnerability.
Exploitation Mechanism
Authenticated attackers can exploit this vulnerability by inserting specially crafted payloads in various text fields except Phone Number and Alternate Phone Number.
Mitigation and Prevention
To address and prevent the exploitation of CVE-2021-25790, consider the following steps.
Immediate Steps to Take
- Disable the affected module until a patch is available.
- Educate users about the risks of executing unknown scripts.
Long-Term Security Practices
- Regularly update the application to the latest version to patch security issues.
- Implement input validation mechanisms to sanitize user inputs and prevent XSS attacks.
Patching and Updates
Stay informed about security updates for House Rental and Property Listing and apply patches promptly to mitigate the risk of exploitation.