CVE-2023-30959 : Exploit Details and Defense Strategies
Learn about CVE-2023-30959, a vulnerability in Palantir's com.palantir.apollo:autopilot product allowing stored XSS via javascript URI. Understand the impact, exploitation, and mitigation steps.
This article provides an overview of CVE-2023-30959, a vulnerability related to Stored XSS via a javascript URI in Apollo Change Requests comment.
Understanding CVE-2023-30959
Stored XSS via javascript URI in Apollo Change Requests comment is a security vulnerability found in Palantir's com.palantir.apollo:autopilot product.
What is CVE-2023-30959?
In Apollo change requests, comments added by users could contain a javascript URI link that, when rendered, will result in an XSS requiring user interaction.
The Impact of CVE-2023-30959
An adversary can embed malicious scripts in content served to web browsers, aiming to execute scripts in the target software with the users' privilege level.
Technical Details of CVE-2023-30959
Vulnerability Description
The vulnerability arises from the web application improperly neutralizing user-controlled input for executable script disguised with URI encodings.
Affected Systems and Versions
The affected product is com.palantir.apollo:autopilot with versions less than 3.308.0.
Exploitation Mechanism
The attack exploits a program's vulnerabilities, allowing remote execution of code and scripts that may bypass security controls, making detection difficult for end users.
Mitigation and Prevention
Immediate Steps to Take
Users should refrain from interacting with or clicking on suspicious javascript URI links within Apollo Change Requests comments.
Long-Term Security Practices
Implement strict input validation measures and educate users about the risks associated with clicking on unknown links.
Patching and Updates
Ensure the Palantir com.palantir.apollo:autopilot product is updated to version 3.308.0 or higher to mitigate the risk of stored XSS via javascript URI.