CVE-2026-91883 in Terraform Provider for OME
Summary
by MITRE • 10/15/2026
Dell Terraform Provider for OME, versions 1.0.0 through 1.2.3, contains an Insertion of Sensitive Information into Log File vulnerability in the provider configuration component. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to information exposure.
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Analysis
by VulDB Data Team • 10/15/2026
The Dell Terraform Provider for OpenManage Enterprise (OME), specifically within versions 1.0.0 through 1.2.3, exhibits a critical security flaw classified as the Insertion of Sensitive Information into Log File. This vulnerability resides in the provider configuration component, which is responsible for managing the state and settings that allow Terraform to interact with Dell OME infrastructure. The core technical issue involves improper sanitization or filtering mechanisms when handling user-supplied input during the initialization or application phases of the Terraform workflow. When a low-privileged attacker who has obtained remote access credentials exploits this flaw, they can inject specific strings into configuration parameters that are subsequently written to log files without adequate masking or redaction. This results in the persistence of sensitive data within system logs, which may include authentication tokens, API keys, private IP addresses, or other confidential operational details depending on what was passed through the vulnerable parameter.
From a technical perspective, this vulnerability aligns with CWE-532, which covers Insertion of Sensitive Information into Log File. The flaw stems from a failure to implement proper input validation and output encoding practices within the logging subsystem of the Terraform provider. In many infrastructure-as-code implementations, logs are generated frequently and often stored in centralized log management systems or retained for extended periods for auditing purposes. When sensitive data is inadvertently logged, it becomes accessible to any user or process with read access to those log files. For a low-privileged attacker who already has remote access, this represents an escalation of impact from mere unauthorized access to comprehensive information disclosure. The attacker can parse these logs over time to harvest credentials that might be used for lateral movement within the network, privilege escalation by identifying high-value targets or service accounts, or further exploitation of other systems that rely on the same compromised secrets.
The operational impact of this vulnerability is significant because it undermines the confidentiality guarantees expected in enterprise infrastructure management environments. Dell OpenManage Enterprise serves as a centralized platform for managing IT assets, and its integration with Terraform allows organizations to automate provisioning and configuration changes securely. However, if the provider logs sensitive information, the security boundary provided by role-based access control (RBAC) is effectively bypassed regarding data exposure. An attacker does not need administrative privileges to exploit this; they only need sufficient rights to trigger log generation through their configured actions. This makes the vulnerability particularly dangerous in shared or multi-tenant environments where different teams might have varying levels of logging visibility, potentially exposing secrets intended for a specific service account to unauthorized personnel.
To mitigate this risk, immediate remediation is required by upgrading the Dell Terraform Provider for OME to version 1.2.4 or later, which addresses the input handling and logging sanitization issues identified in earlier versions. In addition to updating software components, organizations should review their existing log files generated during the window of vulnerability (from initial deployment up until patching) to identify any exposed sensitive data. If such data is found, it must be considered compromised, necessitating a rotation of all associated credentials, API keys, and secrets that may have been logged. Furthermore, security teams should implement strict logging policies that enforce redaction of known sensitive patterns using tools like Logstash or Fluentd before logs are persisted to disk or forwarded to external systems. This defense-in-depth approach ensures that even if application-level sanitization fails, the storage layer does not retain exploitable information.
This incident highlights the importance of applying security principles from frameworks such as MITRE ATT&CK, specifically relating to Collection and Exfiltration techniques where log files are targeted for data harvesting. By treating logs as potential sources of sensitive intelligence rather than just operational records, organizations can better protect their infrastructure against insider threats and compromised low-privileged accounts. Regular audits of logging configurations in all automation tools, including Terraform providers, Ansible modules, and other Infrastructure-as-code components, should be conducted to ensure compliance with secure coding standards like OWASP ASVS regarding sensitive data handling. Ensuring that only necessary non-sensitive metadata is logged helps maintain the integrity and confidentiality of enterprise systems against information disclosure attacks.