CVE-2022-22434 in Robotic Process Automation
Summary
by MITRE • 05/05/2022
IBM Robotic Process Automation 21.0.0, 21.0.1, and 21.0.2 could allow a user with physical access to create an API request modified to create additional objects. IBM X-Force ID: 224159.
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Analysis
by VulDB Data Team • 05/08/2022
IBM Robotic Process Automation versions 21.0.0 through 21.0.2 contain a critical security vulnerability that allows unauthorized users with physical access to manipulate API requests and create additional objects within the system. This vulnerability stems from insufficient input validation and access control mechanisms within the API layer, enabling an attacker to craft malicious requests that bypass normal authorization checks. The flaw specifically affects the object creation functionality where the system fails to properly verify the authenticity and integrity of API requests, particularly when executed from locally accessible interfaces. This weakness represents a significant bypass of the principle of least privilege and demonstrates a failure in the system's authentication and authorization framework. The vulnerability is particularly concerning because it can be exploited by an attacker with physical access to the system, eliminating the need for network-based reconnaissance or exploitation techniques that would typically be required for similar vulnerabilities.
The technical implementation of this vulnerability involves the manipulation of API endpoints that handle object creation operations, where the system does not adequately validate the source or content of incoming requests. Attackers can leverage this flaw to create unauthorized objects within the RPA environment, potentially leading to data corruption, unauthorized access to system resources, or the establishment of persistent backdoors. The vulnerability aligns with CWE-284 (Improper Access Control) and CWE-352 (Cross-Site Request Forgery) categories, as it represents a failure in access control mechanisms that should prevent unauthorized object creation. From an operational perspective, this vulnerability undermines the integrity of the RPA system's object management capabilities and could allow attackers to manipulate business processes, create unauthorized automation tasks, or gain elevated privileges within the system. The attack surface is expanded by the physical access requirement, which means that organizations with insufficient physical security controls may be particularly vulnerable to this type of exploitation.
Organizations should implement immediate mitigations including strengthening physical security controls to prevent unauthorized access to systems running affected IBM RPA versions, implementing comprehensive API request validation and monitoring, and deploying additional access control layers to validate all object creation requests. The system should be updated to the latest available patch releases from IBM that address this specific vulnerability, which would typically involve implementing proper input sanitization, enhanced authentication mechanisms, and stricter validation of API request parameters. Network segmentation and monitoring solutions should be deployed to detect anomalous API activity that could indicate exploitation attempts. Security teams should also consider implementing privileged access management solutions to limit the scope of potential damage from compromised accounts. This vulnerability demonstrates the importance of considering physical security as part of overall cybersecurity strategy and aligns with ATT&CK technique T1078.004 (Valid Accounts: Cloud Accounts) and T1566.002 (Phishing: Spearphishing Attachment) when physical access is combined with social engineering tactics to compromise system integrity. The remediation process should include thorough testing of updated configurations to ensure that legitimate business operations are not disrupted while maintaining the enhanced security controls necessary to prevent this type of unauthorized object creation.