CVE-2022-29627 in Online Market Place Site
Summary
by MITRE • 06/02/2022
An insecure direct object reference (IDOR) in Online Market Place Site v1.0 allows attackers to modify products that are owned by other sellers.
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Analysis
by VulDB Data Team • 06/06/2022
The vulnerability identified as CVE-2022-29627 represents a critical insecure direct object reference flaw within the Online Market Place Site version 1.0 platform. This weakness fundamentally undermines the application's access control mechanisms by allowing unauthorized users to directly manipulate objects within the system through predictable identifiers. The vulnerability specifically affects the product management functionality where sellers can modify their own inventory items, but due to insufficient validation of user permissions, attackers can exploit this gap to gain unauthorized access to and modification of products belonging to other sellers.
The technical implementation of this IDOR vulnerability stems from the application's failure to properly verify user authorization before processing requests to modify product data. When a seller attempts to update a product, the system relies on a direct reference to the product identifier without performing adequate authentication checks to confirm that the requesting user actually owns the target product. This pattern creates a direct mapping between user requests and system objects, bypassing the intended authorization controls that should validate whether the current user has legitimate rights to modify the specified resource. The vulnerability manifests when an attacker discovers a valid product identifier from another seller's product listing and crafts a request to modify that product, effectively enabling them to assume the identity of the legitimate owner for the purpose of making unauthorized changes.
The operational impact of this vulnerability extends beyond simple data modification capabilities and represents a severe breach of the platform's integrity and trust model. Attackers can exploit this weakness to manipulate product listings, alter pricing information, modify product descriptions, change inventory quantities, and potentially introduce malicious content into the marketplace. This capability undermines the fundamental trust that sellers place in the platform's security measures and can lead to significant financial losses for legitimate vendors whose products are compromised. The vulnerability also creates opportunities for attackers to engage in competitive sabotage by modifying rival sellers' product information or to conduct fraudulent activities by altering product details to mislead customers.
From a cybersecurity framework perspective, this vulnerability aligns with CWE-639 which specifically addresses insecure direct object references and maps to several ATT&CK techniques including privilege escalation and defense evasion. The weakness demonstrates poor input validation and insufficient authorization controls that violate fundamental security principles of least privilege and proper access control enforcement. Organizations implementing similar e-commerce platforms should recognize this vulnerability pattern as a common security oversight that requires comprehensive remediation through proper authentication and authorization mechanisms. The attack vector typically involves simple reconnaissance to identify valid product identifiers followed by direct manipulation of application parameters to access unauthorized resources.
Mitigation strategies for this vulnerability require immediate implementation of robust access control measures that validate user permissions before processing any object modification requests. The platform must implement proper authorization checks that verify the requesting user's ownership of the target resource before allowing any modifications to proceed. This includes implementing proper session management, user authentication verification, and access control lists that prevent unauthorized access to resources. Additionally, organizations should implement parameter validation and input sanitization to prevent attackers from crafting malicious requests that exploit the direct object reference pattern. The remediation process should also include logging and monitoring mechanisms to detect unauthorized access attempts and ensure that any suspicious activities are promptly identified and addressed through appropriate incident response procedures.