CVE-2020-27998 : Security Advisory and Response

FastReport before 2020.4.0 lacks a ScriptSecurity feature, leading to potential mishandling of certain functions.

Understanding CVE-2020-27998

An issue in FastReport before version 2020.4.0 could result in security vulnerabilities due to the absence of a ScriptSecurity feature.

What is CVE-2020-27998?

The vulnerability in FastReport before 2020.4.0 may mishandle functions like GetType, typeof, TypeOf, DllImport, LoadLibrary, and GetProcAddress.

The Impact of CVE-2020-27998

The lack of ScriptSecurity in FastReport could allow attackers to exploit the mishandling of functions, potentially leading to security breaches.

Technical Details of CVE-2020-27998

FastReport before 2020.4.0 is susceptible to a security issue due to the absence of a ScriptSecurity feature.

Vulnerability Description

FastReport lacks ScriptSecurity, which may result in the mishandling of critical functions, posing a security risk.

Affected Systems and Versions

Product: FastReport
Vendor: FastReport
Versions affected: All versions before 2020.4.0

Exploitation Mechanism

Attackers can exploit the vulnerability by manipulating functions like GetType, typeof, TypeOf, DllImport, LoadLibrary, and GetProcAddress due to the absence of ScriptSecurity.

Mitigation and Prevention

To address CVE-2020-27998, consider the following steps:

Immediate Steps to Take

Update FastReport to version 2020.4.0 or later to mitigate the vulnerability.
Implement code review processes to identify and rectify potential security issues.

Long-Term Security Practices

Regularly monitor and update software components to address security vulnerabilities.
Educate developers on secure coding practices to prevent similar issues in the future.

Patching and Updates

Stay informed about security advisories and patches released by FastReport to promptly address any vulnerabilities.