CVE-2014-3905 in Shutter
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in tenfourzero Shutter 0.1.4 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
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Analysis
by VulDB Data Team • 03/12/2019
The CVE-2014-3905 vulnerability represents a critical cross-site scripting flaw discovered in the tenfourzero Shutter plugin version 0.1.4, which operates within content management systems and web applications. This vulnerability falls under the broader category of web application security weaknesses that can severely compromise user data and system integrity. The affected software component is part of the Shutter plugin ecosystem, which is commonly used for image gallery functionality and media management in web environments. The vulnerability's presence in this specific version indicates a failure in input validation and output sanitization mechanisms that should protect against malicious script injection attempts.
The technical flaw manifests through unspecified vectors that allow remote attackers to execute arbitrary web scripts or HTML code within the context of affected web applications. This XSS vulnerability operates by failing to properly sanitize user-supplied input before rendering it in web pages, creating opportunities for attackers to inject malicious payloads that can persist and execute in users' browsers. The unspecified nature of the attack vectors suggests that multiple input points within the plugin's codebase may be susceptible to injection attacks, potentially including form fields, URL parameters, or other user-controllable data inputs. This weakness enables attackers to manipulate the application's behavior and potentially escalate their privileges or access sensitive information.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable attackers to perform various malicious activities including session hijacking, credential theft, data exfiltration, and redirection to malicious websites. When exploited, the XSS vulnerability can compromise user sessions and allow attackers to impersonate legitimate users within the application environment. The vulnerability affects the confidentiality, integrity, and availability of web applications that utilize the affected Shutter plugin, potentially leading to complete system compromise if attackers can leverage the vulnerability to gain administrative privileges. Users who interact with the vulnerable application may unknowingly execute malicious code, making this a particularly dangerous security flaw for any web-based system.
Mitigation strategies for CVE-2014-3905 should focus on immediate remediation through software updates and patches provided by the vendor, as well as implementing comprehensive input validation and output encoding mechanisms. Organizations should ensure that all instances of the tenfourzero Shutter plugin are updated to versions that address this vulnerability, while also applying proper web application firewall rules to detect and block malicious script injection attempts. The implementation of content security policies and proper sanitization of all user inputs can significantly reduce the risk of exploitation, aligning with industry standards such as those outlined in the CWE-79 category for cross-site scripting vulnerabilities. Additionally, regular security assessments and penetration testing should be conducted to identify and remediate similar vulnerabilities within the broader application ecosystem, following ATT&CK framework principles for defensive measures against web-based attack vectors.