CVE-2020-21783 : Security Advisory and Response

In IBOS 4.5.4, the email function is vulnerable to cross-site scripting (XSS) attacks in the emailbody[content] parameter.

Understanding CVE-2020-21783

This CVE identifies a specific vulnerability in IBOS 4.5.4 that can be exploited through XSS attacks.

What is CVE-2020-21783?

The vulnerability in IBOS 4.5.4 allows attackers to execute malicious scripts in the context of a user's session.

The Impact of CVE-2020-21783

This vulnerability can lead to unauthorized access, data theft, and potential compromise of user accounts within the affected system.

Technical Details of CVE-2020-21783

This section provides more technical insights into the nature of the vulnerability.

Vulnerability Description

The XSS vulnerability in the emailbody[content] parameter of IBOS 4.5.4 allows attackers to inject and execute malicious scripts.

Affected Systems and Versions

Product: IBOS 4.5.4
Vendor: Not applicable
Version: Not applicable

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the emailbody[content] parameter, which gets executed within the user's session.

Mitigation and Prevention

Protecting systems from this vulnerability requires immediate actions and long-term security practices.

Immediate Steps to Take

Disable or sanitize user inputs to prevent script injection in the emailbody[content] parameter.
Implement content security policies to mitigate XSS attacks.

Long-Term Security Practices

Regularly update and patch the IBOS system to address security vulnerabilities.
Conduct security audits and penetration testing to identify and remediate potential vulnerabilities.
Educate users on safe browsing practices and awareness of phishing attempts.

Patching and Updates

Ensure that the IBOS system is updated with the latest security patches and fixes to prevent exploitation of the XSS vulnerability.