CVE-2014-8780 in Jease
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in Jease 2.11 allows remote authenticated users to inject arbitrary web script or HTML via a content section note.
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Analysis
by VulDB Data Team • 01/11/2020
The CVE-2014-8780 vulnerability represents a critical cross-site scripting flaw in the Jease content management system version 2.11, specifically targeting the content section note functionality. This vulnerability resides within the application's input validation mechanisms, where user-supplied data is not properly sanitized before being rendered back to users. The flaw affects authenticated users who possess sufficient privileges to modify content sections, making it particularly concerning as it can be exploited by attackers who have gained access to legitimate user accounts. The vulnerability classification aligns with CWE-79, which specifically addresses cross-site scripting vulnerabilities, and falls under the ATT&CK technique T1059.001 for command and scripting interpreter. The security implications extend beyond simple data theft as this flaw enables attackers to execute malicious scripts within the context of other users' browsers, potentially leading to session hijacking, credential theft, or further exploitation of the compromised systems.
The technical exploitation of this vulnerability occurs when authenticated users interact with the content management interface and input malicious script code into the content section note field. The application fails to implement proper output encoding or validation controls, allowing attackers to inject HTML tags and JavaScript code that executes in the browsers of other users who view the affected content. This type of vulnerability typically arises from insufficient sanitization of user inputs and improper handling of special characters that could be interpreted as executable code. The vulnerability is particularly dangerous because it requires only authenticated access, meaning that an attacker who has obtained valid user credentials can leverage this flaw to compromise other users within the same system. The attack vector involves crafting malicious payloads that bypass the system's security controls, often utilizing techniques such as HTML encoding evasion or JavaScript obfuscation to avoid detection by basic security filters.
The operational impact of CVE-2014-8780 extends far beyond simple script injection, as it can facilitate more sophisticated attacks within the compromised environment. Successful exploitation allows attackers to manipulate the content displayed to other users, potentially redirecting them to malicious sites, stealing session cookies, or executing arbitrary commands within the context of the victim's browser. This vulnerability can be leveraged to establish persistent access patterns, create backdoor entry points, or serve as a stepping stone for further attacks within the network. Organizations using Jease 2.11 are particularly vulnerable as the flaw affects core content management functionality that is frequently used by multiple users, amplifying the potential damage from a single compromised account. The vulnerability's presence in the content section note field suggests that it could impact various user roles within the system, potentially affecting editors, administrators, and content creators who regularly interact with this specific functionality.
Mitigation strategies for CVE-2014-8780 must address both immediate remediation and long-term security improvements. The most effective immediate solution involves applying the vendor-provided security patch or upgrading to a newer version of Jease that resolves this vulnerability. Organizations should implement comprehensive input validation and output encoding mechanisms to prevent similar issues in other parts of their applications. The implementation of Content Security Policy headers can provide additional protection against script execution, while regular security audits should verify that all user inputs are properly sanitized. Security teams should also establish monitoring procedures to detect unusual activity patterns that might indicate exploitation attempts. The vulnerability serves as a reminder of the importance of maintaining up-to-date software versions and implementing robust security controls throughout the application lifecycle. Organizations should consider implementing web application firewalls to detect and block malicious payloads, while also establishing security awareness training for users to recognize potential social engineering attempts that might lead to credential compromise. Regular penetration testing and vulnerability assessments should include thorough examination of all input fields and user interaction points to identify similar issues that might not have been previously discovered.