CVE-2010-2718 in CruxPA
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in CruxSoftware CruxPA 2.00, and possibly earlier, allow remote attackers to inject arbitrary web script or HTML via the (1) txtusername parameter to login.php, (2) todo parameter to newtodo.php, and unspecified vectors to (3) newtelephone.php and (4) newappointment.php.
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Analysis
by VulDB Data Team • 02/06/2019
The vulnerability identified as CVE-2010-2718 represents a critical cross-site scripting flaw affecting CruxSoftware CruxPA 2.00 and potentially earlier versions of the application. This vulnerability exposes the system to remote code execution through malicious web script injection, creating a significant security risk for organizations relying on this contact management platform. The flaw manifests across multiple entry points within the application's web interface, demonstrating a systemic weakness in input validation and output sanitization mechanisms.
The technical implementation of this vulnerability stems from inadequate sanitization of user-supplied input parameters across several key application functions. Specifically the txtusername parameter in login.php, todo parameter in newtodo.php, and unspecified parameters in newtelephone.php and newappointment.php all fail to properly validate or escape user input before processing. This allows attackers to inject malicious javascript code, html content, or other harmful scripts that execute in the context of other users' browsers. The vulnerability falls under CWE-79 which categorizes improper neutralization of input during web page generation, specifically addressing cross-site scripting weaknesses in web applications.
The operational impact of this vulnerability extends beyond simple data theft or defacement, as it creates a persistent threat vector that can be exploited by attackers to establish footholds within organizational networks. Once an attacker successfully injects malicious code through any of these parameters, they can potentially steal session cookies, redirect users to malicious sites, or execute arbitrary commands on behalf of authenticated users. The attack surface is particularly concerning given that these vulnerabilities affect core authentication and data entry functions, meaning that any user with access to the application could become a vector for further exploitation. This weakness directly aligns with ATT&CK technique T1566.001 which describes social engineering through spearphishing with a link, as attackers could craft malicious URLs that exploit these parameters to deliver payloads to unsuspecting users.
Organizations utilizing CruxSoftware CruxPA 2.00 should prioritize immediate remediation through input validation and output encoding implementations. The recommended mitigation strategy involves implementing strict input sanitization routines that filter or escape all user-supplied data before processing, combined with proper output encoding that prevents malicious code execution in web contexts. Additionally, implementing content security policies and regular security code reviews would significantly reduce the risk of similar vulnerabilities in future development cycles. The vulnerability demonstrates the critical importance of secure coding practices and input validation in web applications, particularly those handling user authentication and data entry functions.