CVE-2023-6184 : Exploit Details and Defense Strategies

This CVE, assigned by Citrix, was published on January 18, 2024. It pertains to a Cross Site Scripting vulnerability in Citrix Session Recording, allowing attackers to carry out Cross Site Scripting attacks.

Understanding CVE-2023-6184

CVE-2023-6184 highlights a critical security issue within Citrix Session Recording, which can potentially be exploited by malicious actors to execute Cross Site Scripting attacks.

What is CVE-2023-6184?

The CVE-2023-6184 vulnerability involves a Cross Site Scripting flaw within Citrix Session Recording. This flaw can be leveraged by attackers to inject malicious scripts into web pages viewed by other users, potentially leading to unauthorized actions or data theft.

The Impact of CVE-2023-6184

The impact of this vulnerability can be significant, as it allows threat actors to manipulate content on the affected web pages, leading to various attacks such as session hijacking, phishing, or defacement.

Technical Details of CVE-2023-6184

CVE-2023-6184 has a CVSSv3.1 base score of 5.0, indicating a medium severity level. The attack complexity is high, requiring no user interaction, and privileges are required for exploitation.

Vulnerability Description

The vulnerability is classified as CWE-913: Improper Control of Dynamically-Managed Code Resources. It allows attackers to execute arbitrary scripts within the context of the user's session in Citrix Session Recording.

Affected Systems and Versions

Citrix Session Recording version 2311 Current Release
Citrix Session Recording version 1912 LTSR (less than CU8 hotfix 19.12.8100.4)
Citrix Session Recording version 2203 LTSR (less than CU4)

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the input fields or URLs of Citrix Session Recording, which are then executed when accessed by other users, leading to Cross Site Scripting attacks.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-6184, it is crucial to take immediate action and implement security best practices.

Immediate Steps to Take

Update Citrix Session Recording to the latest patched version.
Implement input validation mechanisms to sanitize user inputs and prevent script injection.
Educate users about the risks of clicking on suspicious links or accessing untrusted websites.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and address potential vulnerabilities.
Stay informed about security updates and patches released by Citrix for Session Recording.
Train IT staff and users on best practices for safe web browsing and data handling.

Patching and Updates

Citrix has released patches to address the CVE-2023-6184 vulnerability. Ensure that you apply these patches promptly to protect your systems from potential exploitation.