CVE-2024-37559 in Counterpoint Plugin
Summary
by MITRE • 07/21/2024
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Echenley Counterpoint allows Reflected XSS.This issue affects Counterpoint: from n/a through 1.8.1.
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Analysis
by VulDB Data Team • 03/17/2025
This vulnerability represents a critical web application security flaw classified as improper neutralization of input during web page generation, commonly known as cross-site scripting or XSS. The specific weakness manifests in the Echenley Counterpoint application where user-supplied input is not adequately sanitized before being rendered in web pages, creating an avenue for malicious actors to inject and execute arbitrary scripts within the context of other users' browsers. The vulnerability specifically impacts versions of Counterpoint ranging from the initial release through version 1.8.1, indicating a widespread exposure across multiple iterations of the software. This type of vulnerability falls under CWE-79 which defines the improper neutralization of input during web page generation as a core weakness that enables XSS attacks. The reflected nature of this vulnerability means that malicious input is immediately reflected back in the application's response, typically through URL parameters or form fields, without proper sanitization or encoding mechanisms.
The operational impact of this reflected XSS vulnerability is significant as it allows attackers to execute malicious scripts in victims' browsers when they interact with specially crafted URLs or web pages. Attackers can leverage this weakness to steal session cookies, perform unauthorized actions on behalf of users, redirect victims to malicious sites, or even deface web pages. The attack typically involves crafting a URL containing malicious script code that gets executed when the victim clicks on the link or visits the page. This vulnerability is particularly dangerous because it requires no persistent storage of malicious code on the server, making it easier to exploit and harder to detect through traditional security measures. The reflected XSS attack vector aligns with ATT&CK technique T1566.001 which describes the use of malicious links or files to execute code in the victim's browser context, making this vulnerability a prime target for phishing campaigns and social engineering attacks.
Mitigation strategies for this vulnerability should focus on implementing comprehensive input validation and output encoding mechanisms throughout the application's codebase. Developers must ensure that all user-supplied input is properly sanitized and encoded before being rendered in web pages, particularly in areas where dynamic content generation occurs. The implementation of Content Security Policy (CSP) headers can provide additional defense-in-depth measures to prevent the execution of unauthorized scripts. Additionally, the application should employ proper HTTP headers such as X-Content-Type-Options and X-Frame-Options to enhance security posture. Regular security code reviews and automated vulnerability scanning should be implemented to identify similar issues in other parts of the application. The most effective long-term solution involves upgrading to a patched version of Counterpoint that addresses this specific XSS vulnerability, as recommended by the vendor's security advisories. Organizations should also implement web application firewalls and monitoring systems to detect and prevent exploitation attempts. This vulnerability serves as a reminder of the critical importance of input validation and output encoding in web application security, particularly in applications handling user-generated content or dynamic data processing. The remediation process should include thorough testing to ensure that all input vectors are properly handled and that the application maintains its security posture against similar injection attacks.