CVE-2020-35753 : Security Advisory and Response

A vulnerability in the job posting recommendation form in Persis Human Resource Management Portal allows for XSS attacks via the SENDER parameter.

Understanding CVE-2020-35753

This CVE entry describes a security issue in Persis Human Resource Management Portal that enables cross-site scripting (XSS) attacks.

What is CVE-2020-35753?

The vulnerability in Persis Human Resource Management Portal versions 17.2.00 through 17.2.35 and 19.0.00 through 19.0.20 allows malicious actors to execute XSS attacks through the SENDER parameter.

The Impact of CVE-2020-35753

The exploitation of this vulnerability can lead to unauthorized access to sensitive information, manipulation of content, and potential data theft.

Technical Details of CVE-2020-35753

This section provides more in-depth technical information about the CVE.

Vulnerability Description

The job posting recommendation form in Persis Human Resource Management Portal is susceptible to XSS attacks when the "Recommend job posting" function is enabled, specifically through the SENDER parameter.

Affected Systems and Versions

Versions 17.2.00 through 17.2.35 and 19.0.00 through 19.0.20 of Persis Human Resource Management Portal

Exploitation Mechanism

Malicious actors can exploit this vulnerability by injecting malicious scripts into the SENDER parameter, which are then executed within the context of the user's session.

Mitigation and Prevention

Protecting systems from CVE-2020-35753 requires immediate actions and long-term security practices.

Immediate Steps to Take

Disable the "Recommend job posting" function if not essential
Implement input validation to sanitize user inputs
Regularly monitor and audit system logs for suspicious activities

Long-Term Security Practices

Conduct regular security assessments and penetration testing
Educate users on safe browsing habits and recognizing phishing attempts
Stay informed about security updates and patches for the affected software

Patching and Updates

Apply patches and updates provided by Persis for the affected versions to mitigate the vulnerability