CVE-2023-1937 in My-Blog
Summary
by MITRE • 04/07/2023
A vulnerability, which was classified as problematic, was found in zhenfeng13 My-Blog. Affected is an unknown function of the file /admin/configurations/userInfo. The manipulation of the argument yourAvatar/yourName/yourEmail leads to cross-site request forgery. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. This product is using a rolling release to provide continious delivery. Therefore, no version details for affected nor updated releases are available. The identifier of this vulnerability is VDB-225264.
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Analysis
by VulDB Data Team • 04/24/2023
This cross-site request forgery vulnerability exists in the zhenfeng13 My-Blog administrative interface, specifically within the /admin/configurations/userInfo endpoint. The flaw manifests when processing user input parameters including yourAvatar, yourName, and yourEmail, which are manipulated through the configuration update functionality. The vulnerability stems from insufficient validation and lack of proper anti-CSRF token implementation in the administrative configuration update handler, allowing attackers to craft malicious requests that can be executed without user consent. This represents a classic CSRF attack vector where an attacker can perform unauthorized actions on behalf of authenticated users who visit malicious websites or click on compromised links.
The technical implementation of this vulnerability aligns with CWE-352, which specifically addresses Cross-Site Request Forgery weaknesses in web applications. The vulnerability operates at the application layer and exploits the trust relationship between the web application and the user's browser. Since the administrative interface accepts user input for profile information without proper CSRF protection mechanisms, attackers can leverage this weakness to modify user configurations. The rolling release model of the product compounds the security risk as there are no clear version boundaries to identify when the vulnerability was introduced or patched, making it difficult for users to assess their exposure. The public disclosure of the exploit means that threat actors can readily implement this attack without requiring advanced technical skills.
The operational impact of this vulnerability is significant for system administrators and users who maintain the blog. An attacker who successfully exploits this vulnerability can modify user profile information including avatars, names, and email addresses, potentially leading to social engineering attacks or credential compromise. In a broader context, this vulnerability could serve as a stepping stone for more sophisticated attacks, as compromised user profiles might be used to gain deeper access to the system or to target other users within the organization. The remote exploitation capability means that attackers do not need physical access to the system or network, making the attack surface much larger. This vulnerability also affects the integrity of user data within the application and could undermine user trust in the system's security mechanisms.
The primary mitigation strategy involves implementing proper CSRF protection mechanisms such as anti-CSRF tokens that are generated per user session and validated on each request. The application should enforce strict input validation and sanitization for all parameters received through the administrative interface. Additionally, implementing proper session management with secure cookie attributes and ensuring that administrative actions require explicit user confirmation through secondary authentication mechanisms would significantly reduce the attack surface. Organizations should also consider implementing web application firewalls to detect and block suspicious request patterns. The rolling release model suggests that continuous monitoring and immediate patching should be implemented as part of the security operations, with automated vulnerability scanning integrated into the delivery pipeline. According to ATT&CK framework, this vulnerability maps to T1566.002 (Phishing: Spearphishing Attachment) and T1213.002 (Data from Information Repositories: Confluence) as potential attack vectors, where attackers could use compromised user profiles to gain access to additional system resources or information repositories.