CVE-2017-10838 in Seo Panel
Summary
by MITRE
Cross-site scripting vulnerability in SEO Panel prior to version 3.11.0 allows an attacker to inject arbitrary web script or HTML via unspecified vectors.
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Analysis
by VulDB Data Team • 11/11/2019
The CVE-2017-10838 vulnerability represents a critical cross-site scripting flaw discovered in SEO Panel versions prior to 3.11.0, fundamentally compromising the security posture of affected web applications. This vulnerability classifies under CWE-79 which specifically addresses cross-site scripting attacks where malicious scripts are injected into web applications. The flaw enables attackers to execute arbitrary web scripts or HTML code within the context of other users' browsers, creating a severe risk for web administrators and end-users who interact with the SEO Panel interface. The vulnerability exists due to insufficient input validation and output encoding mechanisms within the application's data handling processes, particularly in how user-supplied data is processed and rendered within the web interface.
The technical exploitation of this vulnerability occurs through unspecified vectors that likely encompass multiple entry points within the SEO Panel application. Attackers can leverage this weakness by crafting malicious payloads that get executed when other users view compromised pages or interact with the application's features. The vulnerability's impact extends beyond simple script execution as it can enable session hijacking, credential theft, and privilege escalation attacks. The lack of specific vector identification in the original CVE description suggests that multiple pathways within the application may be susceptible to this type of injection attack, making the vulnerability particularly dangerous as it could be exploited through various application interfaces including forms, URL parameters, or API endpoints.
The operational consequences of CVE-2017-10838 are severe and multifaceted, affecting both the integrity and confidentiality of data within the SEO Panel environment. When exploited, this vulnerability can allow attackers to steal user sessions, modify content, redirect users to malicious websites, or even execute administrative commands if the application's privilege levels are not properly enforced. The vulnerability directly violates the principle of least privilege and can lead to complete compromise of the affected system. From an ATT&CK framework perspective, this vulnerability maps to techniques such as T1059.007 for scripting and T1566 for social engineering, as attackers can use the XSS capability to deliver phishing content or manipulate user interactions. Organizations using affected versions of SEO Panel face significant risks including data breaches, reputation damage, and potential regulatory compliance violations.
Mitigation strategies for CVE-2017-10838 must prioritize immediate remediation through upgrading to SEO Panel version 3.11.0 or later, which contains the necessary patches to address the cross-site scripting vulnerability. Security administrators should implement comprehensive input validation mechanisms and output encoding to prevent script injection attempts, following established security best practices such as those outlined in the OWASP Top Ten. Additional protective measures include implementing Content Security Policy headers, conducting regular security audits, and establishing proper input sanitization routines. Organizations should also consider network segmentation, intrusion detection systems, and regular vulnerability assessments to identify similar weaknesses in their infrastructure. The remediation process should include thorough testing of the updated application to ensure that the patch does not introduce compatibility issues while effectively addressing the XSS vulnerability. Furthermore, security awareness training for administrators can help prevent social engineering attacks that might exploit this vulnerability, as the attack chain often involves user interaction with malicious content.