CVE-2024-6972 in Server
Summary
by MITRE • 07/25/2024
In affected versions of Octopus Server under certain circumstances it is possible for sensitive variables to be printed in the task log in clear-text.
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Analysis
by VulDB Data Team • 07/02/2025
The vulnerability identified as CVE-2024-6972 affects Octopus Server versions where sensitive variable data may be inadvertently exposed in task logs due to improper handling of variable values during execution processes. This issue represents a critical security flaw that undermines the confidentiality controls designed to protect sensitive information within automated deployment environments. The vulnerability occurs when the system fails to properly sanitize or mask variable values before logging them to task execution records, potentially exposing credentials, API keys, passwords, and other confidential data to unauthorized personnel who have access to the task logs.
This technical flaw falls under the category of improper output sanitization and sensitive data exposure, aligning with CWE-200 which addresses information exposure and CWE-532 which covers information exposure through log files. The vulnerability manifests when Octopus Server processes deployment tasks and encounters variables containing sensitive information, typically during execution phases where logging occurs. The system's logging mechanism does not adequately distinguish between regular operational data and confidential variables, resulting in clear-text exposure of sensitive values within the task execution logs. This behavior represents a direct violation of security principles that require protection of sensitive information at all stages of processing and logging.
The operational impact of CVE-2024-6972 extends beyond simple information disclosure to potentially enable privilege escalation and lateral movement within deployment environments. When sensitive variables containing authentication credentials or access tokens are logged in clear-text, attackers who gain access to task logs can immediately leverage this information to compromise additional systems or escalate their privileges within the deployment infrastructure. The vulnerability affects organizations that rely on Octopus Server for automated deployments, particularly those managing multiple environments where sensitive data flows through the deployment pipeline. The exposure occurs during normal operational tasks, making detection difficult since the logging behavior is part of the standard execution flow rather than an anomalous event.
Mitigation strategies for CVE-2024-6972 require immediate attention through software updates and configuration changes that address the root cause of variable logging behavior. Organizations should prioritize applying the vendor-provided patches or updates that correct the variable sanitization process in task logging. Additionally, administrators should implement enhanced log access controls and monitoring to detect unauthorized access to task logs containing sensitive information. The implementation of variable masking or redaction policies within the Octopus Server configuration can prevent clear-text exposure of sensitive values while maintaining operational visibility. Security teams should also establish regular log auditing procedures to identify and remediate any instances where sensitive data may still be exposed in logs, aligning with security frameworks that emphasize continuous monitoring and incident response capabilities as outlined in the MITRE ATT&CK framework.