CVE-2025-32011 in Revolution Pi PiCtory
Summary
by MITRE • 05/01/2025
KUNBUS PiCtory versions 2.5.0 through 2.11.1 have an authentication bypass vulnerability where a remote attacker can bypass authentication to get access due to a path traversal.
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Analysis
by VulDB Data Team • 05/01/2025
The vulnerability identified as CVE-2025-32011 affects KUNBUS PiCtory software versions 2.5.0 through 2.11.1 and represents a critical authentication bypass flaw that allows remote attackers to gain unauthorized access to the system. This issue stems from improper input validation within the authentication mechanism, specifically related to path traversal vulnerabilities that enable attackers to manipulate the authentication flow. The affected versions of PiCtory are widely used in industrial automation environments where secure access control is paramount for operational technology systems. The vulnerability exists due to insufficient sanitization of user-supplied input that is processed during the authentication process, allowing malicious actors to craft specially formatted requests that circumvent the normal authentication checks.
The technical exploitation of this vulnerability occurs through path traversal techniques that manipulate the application's file system access patterns during authentication. Attackers can construct malicious requests that exploit the vulnerable path traversal logic to access authentication mechanisms without proper credentials. This flaw operates at the application layer and can be exploited remotely without requiring any prior authentication or specialized access to the system. The vulnerability is classified under CWE-22 which specifically addresses path traversal flaws, and it aligns with ATT&CK technique T1078.101 which covers valid accounts with compromised credentials. The authentication bypass allows attackers to gain full access to the PiCtory system, potentially enabling them to modify configurations, access sensitive data, or disrupt industrial processes. The path traversal component of this vulnerability specifically enables attackers to navigate the file system in unexpected ways that can reveal authentication mechanisms or allow access to restricted resources.
The operational impact of this vulnerability is severe in industrial environments where KUNBUS PiCtory systems are deployed, as it can lead to complete system compromise and potential disruption of critical operations. Remote attackers can exploit this vulnerability to gain unauthorized access to industrial control systems, potentially leading to data breaches, system manipulation, or operational disruptions that could affect production processes. The vulnerability affects the integrity and availability of the industrial automation infrastructure, as unauthorized access could result in configuration changes that compromise system security or operational stability. Organizations using affected versions of PiCtory should consider this vulnerability as a high-priority threat that could enable attackers to establish persistent access to their industrial networks. The remote exploitation capability makes this vulnerability particularly dangerous as attackers can target these systems from outside the network perimeter without requiring physical access or insider knowledge.
Mitigation strategies for CVE-2025-32011 should focus on immediate software updates to versions that address the authentication bypass vulnerability through proper input validation and path traversal protection. Organizations should implement network segmentation to limit access to affected systems and deploy intrusion detection systems to monitor for exploitation attempts. The implementation of strong access controls and regular security assessments can help identify and prevent unauthorized access attempts. Additionally, organizations should consider applying network-based controls such as firewalls and access control lists to restrict access to the affected PiCtory systems. Security monitoring should include detection of anomalous authentication patterns and path traversal attempts that could indicate exploitation of this vulnerability. Regular vulnerability assessments and penetration testing should be conducted to identify similar issues in other industrial control systems. The remediation process should include comprehensive testing of updated software to ensure that the authentication bypass vulnerability has been properly addressed without introducing new security issues. Organizations should also implement proper incident response procedures to handle potential exploitation attempts and maintain detailed logs of system access for forensic analysis.