CVE-2015-0892 in Image Album
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in Maroyaka CGI Maroyaka Image Album allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
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Analysis
by VulDB Data Team • 04/14/2018
The CVE-2015-0892 vulnerability represents a critical cross-site scripting flaw discovered in the Maroyaka CGI Image Album web application. This vulnerability falls under the CWE-79 category of Cross-Site Scripting, which is one of the most prevalent and dangerous web application security weaknesses identified by the CWE organization. The flaw exists within the image album management system that utilizes CGI scripts for web functionality, creating an attack surface where malicious actors can inject malicious code through unspecified input vectors. The Maroyaka Image Album application, designed for managing and displaying image collections, fails to properly sanitize user-supplied input before incorporating it into dynamic web pages, thereby enabling attackers to execute arbitrary scripts in the context of other users' browsers.
The technical exploitation of this vulnerability occurs when remote attackers can manipulate input fields or parameters within the web application to inject malicious HTML or JavaScript code. The unspecified vectors suggest that the vulnerability may be present across multiple input points within the application, potentially including file upload forms, comment sections, user profile fields, or URL parameters. When a victim visits a page containing the malicious script or when the application processes user input without proper validation, the injected code executes in the victim's browser context, potentially leading to session hijacking, credential theft, or redirection to malicious sites. This type of vulnerability is particularly dangerous because it can be exploited through various attack vectors, making it difficult to fully mitigate without comprehensive input validation and output encoding measures.
The operational impact of CVE-2015-0892 extends beyond simple data theft or defacement, as it enables attackers to establish persistent malicious presence within the application environment. An attacker could leverage this vulnerability to steal session cookies, allowing them to impersonate legitimate users and gain unauthorized access to protected areas of the application. The vulnerability also creates opportunities for privilege escalation attacks, especially if the application handles administrative functions or user management features. Additionally, the XSS flaw could be chained with other vulnerabilities to create more sophisticated attack scenarios, such as combining it with CSRF (Cross-Site Request Forgery) attacks or using it to deliver malware through drive-by downloads. The attack surface is particularly concerning given that image album applications often store user-generated content and may be accessed by multiple users with varying privilege levels.
Mitigation strategies for CVE-2015-0892 should focus on implementing comprehensive input validation and output encoding practices throughout the application. The most effective approach involves sanitizing all user inputs using strict validation rules and encoding output data to prevent script execution in browser contexts. Implementing Content Security Policy (CSP) headers can provide additional protection against XSS attacks by restricting the sources from which scripts can be loaded. The application should employ proper input sanitization techniques, including HTML entity encoding for output rendering and strict validation of all user-supplied data. Organizations should also consider implementing a Web Application Firewall (WAF) to detect and block suspicious input patterns, and regularly audit their applications for similar vulnerabilities using automated scanning tools and manual penetration testing. According to ATT&CK framework, this vulnerability maps to the T1059.008 technique related to command and scripting interpreter, specifically web shell execution, which demonstrates the potential for attackers to establish persistent access through XSS exploitation. The remediation process should also include updating the affected software to the latest version, as vendors typically release patches for such vulnerabilities, and implementing regular security training for developers to prevent similar issues in future application development cycles.