CVE-2023-28530 : What You Need to Know

This CVE-2023-28530 was published on July 22, 2023, by IBM. It affects IBM Cognos Analytics versions 11.1 and 11.2, leading to stored cross-site scripting vulnerabilities due to improper validation of SVG Files in Custom Visualizations.

Understanding CVE-2023-28530

This vulnerability in IBM Cognos Analytics allows a remote attacker to execute scripts in a victim's web browser within the security context of the hosting website. By exploiting this vulnerability, the attacker could potentially steal the victim's cookie-based authentication credentials.

What is CVE-2023-28530?

CVE-2023-28530 is a stored cross-site scripting vulnerability in IBM Cognos Analytics versions 11.1 and 11.2. It is caused by inadequate validation of SVG Files in Custom Visualizations, enabling attackers to run malicious scripts in a victim's web browser.

The Impact of CVE-2023-28530

The impact of this vulnerability is categorized as medium severity with a CVSS base score of 5.4. The confidentiality and integrity impacts are low, while the attack complexity is considered low. User interaction is required for the exploit with a changed scope.

Technical Details of CVE-2023-28530

This vulnerability is classified under CWE-79, which pertains to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'). It can be exploited over a network, requiring low privileges, and affecting the confidentiality and integrity of the system.

Vulnerability Description

The vulnerability in IBM Cognos Analytics versions 11.1 and 11.2 allows for stored cross-site scripting, posing a risk of executing malicious scripts in a victim's web browser.

Affected Systems and Versions

IBM Cognos Analytics versions 11.1 and 11.2 are impacted by this vulnerability, making them susceptible to stored cross-site scripting attacks through SVG Files in Custom Visualizations.

Exploitation Mechanism

Remote attackers can exploit this vulnerability to execute scripts on a victim's browser within the security context of the hosting website, potentially leading to the theft of authentication credentials.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-28530, immediate steps should be taken along with the implementation of long-term security practices and timely patching and updates.

Immediate Steps to Take

Users of IBM Cognos Analytics versions 11.1 and 11.2 should apply the necessary security updates provided by IBM to address this vulnerability. Additionally, users should exercise caution when interacting with untrusted sources or websites to prevent potential exploitation.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security assessments, and staying informed about the latest security threats can help prevent similar vulnerabilities in the future.

Patching and Updates

It is crucial for organizations using IBM Cognos Analytics to regularly check for security updates from IBM and promptly apply patches to mitigate the risk of stored cross-site scripting vulnerabilities.