CVE-2022-22326 in DataPower Gateway
Summary
by MITRE • 08/01/2022
IBM Datapower Gateway 10.0.2.0 through 10.0.4.0, 10.0.1.0 through 10.0.1.5, and 2018.4.1.0 through 2018.4.1.18 could allow unauthorized viewing of logs and files due to insufficient authorization checks. IBM X-Force ID: 218856.
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Analysis
by VulDB Data Team • 08/29/2022
The vulnerability identified as CVE-2022-22326 affects IBM Datapower Gateway versions spanning multiple release series including 10.0.2.0 through 10.0.4.0, 10.0.1.0 through 10.0.1.5, and 2018.4.1.0 through 2018.4.1.18. This security flaw represents a critical authorization bypass issue that allows unauthorized users to access sensitive log files and system data. The vulnerability stems from inadequate validation of user permissions within the gateway's file access controls, creating a pathway for privilege escalation and information disclosure. Organizations utilizing these specific Datapower Gateway versions face significant risk of exposure to confidential operational data, configuration files, and system logs that should remain restricted to authorized administrative personnel.
The technical implementation of this vulnerability resides in the insufficient authorization checks that govern file and log access within the IBM Datapower Gateway environment. When users interact with the gateway's management interfaces or file access mechanisms, the system fails to properly validate whether the requesting entity possesses adequate privileges to view specific log files or system resources. This weakness creates a direct pathway for unauthorized access to sensitive information including but not limited to system diagnostics, operational logs, configuration data, and potentially sensitive business information. The flaw operates at the application level authentication and authorization controls, specifically within the file access subsystem where proper access control lists or permission validation mechanisms are either missing or improperly implemented. This type of vulnerability is categorized under CWE-284 as "Improper Access Control" and represents a classic example of inadequate privilege enforcement in enterprise security gateways.
The operational impact of this vulnerability extends beyond simple information disclosure to encompass potential compromise of the entire security infrastructure. When unauthorized parties gain access to Datapower gateway logs, they can obtain detailed information about system operations, network traffic patterns, security events, and potentially sensitive configuration details that could be leveraged for further attacks. The exposure of system logs may reveal internal network structures, application behavior, and security incident details that could aid in crafting more sophisticated attacks against the organization's infrastructure. Additionally, the ability to access system files could enable attackers to identify system vulnerabilities, understand security controls in place, and potentially escalate privileges further within the environment. This vulnerability directly impacts the confidentiality and integrity aspects of the CIA triad, as it allows unauthorized access to protected system resources and could facilitate data leakage or system compromise. The potential for lateral movement within the network increases significantly when attackers can access detailed system information through this vulnerability.
Organizations affected by this vulnerability should prioritize immediate remediation through the application of IBM's official security patches and updates for the affected Datapower Gateway versions. The recommended mitigation strategy involves upgrading to patched versions of the software where IBM has addressed the insufficient authorization checks in the file access controls. Security administrators should also implement additional monitoring of access patterns to detect potential exploitation attempts and establish more robust access control policies. Network segmentation and principle of least privilege should be enforced to limit the potential impact of any successful exploitation attempts. The vulnerability aligns with ATT&CK technique T1211 which covers "Exploitation for Privilege Escalation" and may also relate to T1078 for "Valid Accounts" as unauthorized access could potentially be achieved through legitimate credentials if proper authorization controls are bypassed. Organizations should conduct thorough security assessments of their Datapower Gateway implementations and review access control configurations to ensure that proper authorization mechanisms are in place to prevent similar issues from occurring in other components of their security infrastructure.