Overview
The cybersecurity landscape is a continuously evolving battlefield where new vulnerabilities are discovered and exploited by malicious actors. In the spotlight today is the vulnerability CVE-2025-45968, an Insecure Direct Object Reference (IDOR) vulnerability found in System PDV v1.0. This vulnerability allows a remote attacker to gain unauthorized access to sensitive information by manipulating the hash parameter in a URL. The severity of this flaw lies in its potential to compromise systems, leading to data leakage, a significant concern for organizations worldwide.
Vulnerability Summary
CVE ID: CVE-2025-45968
Severity: Critical (CVSS: 9.8)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: System Compromise, Data Leakage
Affected Products
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Product | Affected Versions
System PDV | v1.0
How the Exploit Works
The IDOR vulnerability in System PDV v1.0 occurs due to a lack of proper authorization checks when accessing objects referenced by the hash parameter in a URL. This flaw enables an attacker to manipulate the hash parameter to gain direct access to other users‘ data or internal resources without proper permission. The exploitation of this vulnerability could lead to unauthorized access to sensitive information, potentially resulting in a complete system compromise or significant data leakage.
Conceptual Example Code
The following is a conceptual example of how an attacker might exploit the vulnerability:
GET /resource/?hash=user_data_hash HTTP/1.1
Host: vulnerable.example.comIn the above HTTP request, the attacker manipulates the hash parameter (`user_data_hash`) to point towards a sensitive object which they shouldn’t have access to.
Mitigation
To mitigate this vulnerability, it is strongly recommended to apply the vendor-supplied patch as soon as it becomes available. As a temporary measure, deploying a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can help detect and prevent attempts to exploit this vulnerability. It is also crucial to implement proper authorization checks in the application to prevent unauthorized access to sensitive resources.
In conclusion, the CVE-2025-45968 vulnerability poses a significant risk to System PDV v1.0 users. Thus, it is essential to take immediate action to reduce the potential for a successful attack.