CVE-2017-7583 : Security Advisory and Response

A Cross-Site Scripting (XSS) vulnerability was identified in ILIAS versions prior to 5.2.3 through SVG documents.

Understanding CVE-2017-7583

This CVE record highlights a security issue in ILIAS software that could be exploited through SVG documents to execute XSS attacks.

What is CVE-2017-7583?

CVE-2017-7583 is a vulnerability in ILIAS versions before 5.2.3 that allows attackers to inject malicious scripts via SVG files, potentially leading to unauthorized access or data theft.

The Impact of CVE-2017-7583

The presence of XSS vulnerabilities in ILIAS could result in sensitive information exposure, compromised user data, and unauthorized script execution on affected systems.

Technical Details of CVE-2017-7583

This section delves into the specifics of the vulnerability.

Vulnerability Description

ILIAS versions earlier than 5.2.3 are susceptible to XSS attacks through SVG documents, enabling threat actors to manipulate user interactions and compromise system integrity.

Affected Systems and Versions

Product: ILIAS
Vendor: ILIAS eLearning
Vulnerable Versions: Versions prior to 5.2.3

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious SVG files containing scripts that, when executed, can bypass security mechanisms and execute unauthorized actions.

Mitigation and Prevention

Protecting systems from CVE-2017-7583 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update ILIAS to version 5.2.3 or later to mitigate the XSS vulnerability.
Educate users about the risks of opening untrusted SVG files.

Long-Term Security Practices

Regularly monitor and audit SVG file uploads for malicious content.
Implement content security policies to restrict script execution from SVG files.

Patching and Updates

Apply security patches provided by ILIAS promptly to address known vulnerabilities and enhance system security.