CVE-2022-31193 : Security Advisory and Response

A vulnerability has been identified in DSpace JSPUI, a UI component for the DSpace repository application, allowing an open redirect attack that could lead to redirecting users to malicious sites.

Understanding CVE-2022-31193

This CVE describes a security flaw in the DSpace open-source software repository application, particularly in the JSPUI component, which can be exploited for an open redirect attack.

What is CVE-2022-31193?

DSpace JSPUI is susceptible to an open redirect attack, where an attacker can create a malicious URL resembling a legitimate DSpace/repository URL to redirect users to a site of their choice.

The Impact of CVE-2022-31193

The vulnerability has a CVSS base score of 7.1, indicating a high severity issue. Although the attack complexity is low, it requires user interaction and can potentially affect the confidentiality, integrity, and availability of the system.

Technical Details of CVE-2022-31193

This section delves into the specifics of the vulnerability, including its description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The JSPUI controlled vocabulary servlet in DSpace is vulnerable to an open redirect attack due to improper validation of user-supplied input.

Affected Systems and Versions

DSpace versions 6.0 to 6.4 and versions 4.0 to 5.11 are impacted by this security vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious URLs that, when clicked by users, redirect them to attacker-controlled websites.

Mitigation and Prevention

To safeguard your systems from potential exploitation, immediate actions, as well as long-term security practices, are recommended.

Immediate Steps to Take

Users are advised to upgrade their DSpace installations to versions 5.11 and 6.4, which contain patches addressing this vulnerability.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security audits, and staying informed about security advisories are essential for maintaining robust cybersecurity defenses.

Patching and Updates

Regularly applying security patches and updates provided by DSpace is crucial for addressing known vulnerabilities and enhancing the overall security posture.