Description
Deserialization of Untrusted Data vulnerability in Potenzaglobalsolutions CiyaShop allows Object Injection.This issue affects CiyaShop: from n/a through 4.18.0.
EPSS Score:
0%
Comprehensive Technical Analysis of EUVD-2025-15784
1. Vulnerability Assessment and Severity Evaluation
The vulnerability described in EUVD-2025-15784 pertains to a Deserialization of Untrusted Data issue in the CiyaShop theme, which allows for Object Injection. This vulnerability is critical, with a CVSS Base Score of 9.8, indicating a high level of severity. The CVSS vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H breaks down as follows:
- Attack Vector (AV): Network (N) - The vulnerability can be exploited remotely over the network.
- Attack Complexity (AC): Low (L) - The attack requires minimal skill or resources to execute.
- Privileges Required (PR): None (N) - No special privileges are needed to exploit the vulnerability.
- User Interaction (UI): None (N) - No user interaction is required for the attack to succeed.
- Scope (S): Unchanged (U) - The vulnerability does not change the security scope.
- Confidentiality (C): High (H) - The vulnerability can lead to a significant breach of confidentiality.
- Integrity (I): High (H) - The vulnerability can lead to a significant breach of integrity.
- Availability (A): High (H) - The vulnerability can lead to a significant breach of availability.
2. Potential Attack Vectors and Exploitation Methods
The primary attack vector for this vulnerability is the deserialization of untrusted data, which can be exploited through:
- Remote Code Execution (RCE): An attacker can send specially crafted serialized data to the application, which, when deserialized, can execute arbitrary code on the server.
- Data Manipulation: The attacker can manipulate the serialized data to inject malicious objects, leading to data corruption or unauthorized access.
- Denial of Service (DoS): By sending malformed serialized data, an attacker can cause the application to crash or become unresponsive.
3. Affected Systems and Software Versions
The vulnerability affects the CiyaShop theme for WordPress, specifically versions from n/a through 4.18.0. All installations of CiyaShop within this version range are potentially vulnerable.
4. Recommended Mitigation Strategies
To mitigate this vulnerability, the following steps are recommended:
- Update to the Latest Version: Ensure that the CiyaShop theme is updated to a version that includes a fix for this vulnerability.
- Input Validation: Implement strict input validation and sanitization to prevent the injection of malicious serialized data.
- Use Secure Deserialization Libraries: Utilize secure deserialization libraries that can handle untrusted data safely.
- Monitor and Log: Implement monitoring and logging to detect and respond to any suspicious activities related to deserialization.
- Network Security: Employ network security measures such as firewalls and intrusion detection systems to prevent unauthorized access.
5. Impact on European Cybersecurity Landscape
This vulnerability poses a significant risk to the European cybersecurity landscape, particularly for organizations using the CiyaShop theme. The potential for remote code execution and data manipulation can lead to severe breaches, including data theft, financial loss, and reputational damage. The high CVSS score underscores the urgency for immediate action to mitigate this risk.
6. Technical Details for Security Professionals
- Vulnerability Type: Deserialization of Untrusted Data leading to Object Injection.
- Affected Component: CiyaShop theme for WordPress.
- Exploitation: The vulnerability can be exploited by sending crafted serialized data to the application, which, upon deserialization, can execute arbitrary code or manipulate data.
- Detection: Security professionals should look for unusual serialized data patterns in logs and network traffic. Tools like Web Application Firewalls (WAFs) and Intrusion Detection Systems (IDS) can help detect and block such attempts.
- Patching: Ensure that the CiyaShop theme is updated to the latest version that addresses this vulnerability. Regularly review and apply security patches for all software components.
Conclusion
The Deserialization of Untrusted Data vulnerability in CiyaShop is a critical issue that requires immediate attention. Organizations should prioritize updating their CiyaShop installations and implementing robust security measures to protect against potential exploits. The European cybersecurity community should be vigilant and proactive in addressing this vulnerability to safeguard against potential breaches and ensure the integrity and security of their systems.