External risk intelligence

Apache IoTDB Path Traversal Vulnerability

CVE advisorySeverity: CRITICAL (CVSS 9.1)

CVE-2025-64152

Apache IoTDB is a database system typically deployed within internal network segments for industrial or IoT data management. While it can be exposed to the internet in specific cloud-based or distributed deployment architectures, it is not primarily designed as a public-facing edge or gateway service, making internet accessibility a deployment-specific choice rather than a default configuration.

Path Traversal

Halo Surface Signal: 3 out of 5 — possibly public-facing.

External exposure likelihood

Horizon Alert

Summary of the vulnerability and why it matters

This advisory details a critical vulnerability in Apache IoTDB, a system used for managing industrial and IoT data. The flaw, identified as a path traversal issue, could allow unauthorized access and modification of data if exploited. The primary concern is confirming if our deployed instances are relevant and potentially exposed.

Access flaw in data management software.
Critical vulnerability requires leadership awareness.
Confirm relevance and exposure of IoTDB systems.

Attack Path

How an attacker could exploit the issue

An attacker could exploit a path traversal vulnerability in Apache IoTDB by sending specially crafted requests. This would allow them to access and potentially manipulate files outside the intended directory, leading to unauthorized data access or modification.

Entry condition: Network access.
Trigger point: Path traversal in requests.
Resulting risk: Unauthorized file access and modification.

Live Threat

Current exploitation, exposure, and threat context

A path traversal vulnerability in Apache IoTDB could allow an unauthenticated attacker to access sensitive system files or overwrite existing files. This could occur when the system is accessed via the network and specific unsupported conditions allow for the manipulation of file paths.

System files and configuration data.
Via network access to the service.
Unauthorized file access or modification.

Operational Fix

Recommended remediation, mitigation, and detection steps

The Apache IoTDB vulnerability likely impacts platform or infrastructure teams responsible for data management and storage, as well as potentially application owners who integrate with IoTDB. The immediate first step is to identify all instances of Apache IoTDB, determine their exposure (especially to the network), confirm business criticality, and locate the accountable team or owner to begin risk-based remediation planning.

Platform/Infrastructure teams own the issue.
Verify IoTDB instances and network exposure.
Plan coordinated upgrades during maintenance.

Supplementary metadata

CVSS vector

Validate whether this threat affects your internet-facing exposure.

Halo Threat Intelligence helps prioritize remediation with Halo Surface Signal and H/A/L/O context. Start exposure validation with a free external attack surface trial.

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Frequently asked questions

What is Apache IoTDB?

Apache IoTDB is a specialized database system engineered to handle large volumes of time-series data common in industrial and Internet of Things (IoT) environments. It is designed to efficiently collect, store, and manage sensor data from connected devices, often serving as the backend engine for monitoring systems and data analytics platforms that require high-speed data ingestion and retrieval.

What does path traversal mean for CVE-2025-64152?

This vulnerability, classified as CWE-22, occurs when software fails to properly sanitize user-supplied file paths. Because the application does not restrict access to specific directories, an attacker can manipulate input to navigate outside the intended folder structure. In the context of CVE-2025-64152, this allows unauthorized entities to reach, view, or potentially modify sensitive files stored on the underlying system.

How is this Apache IoTDB vulnerability triggered?

The flaw is triggered when an attacker sends specially crafted network requests to the database service. These requests contain malicious path sequences designed to bypass security boundaries. It is important to note that normal database queries or standard interaction patterns do not trigger this bug; the vulnerability requires the specific, abnormal path manipulation that the software fails to block.

Do I need to worry if my IoTDB instance is internal?

According to Halo Surface Signal, Apache IoTDB is typically deployed within internal network segments for industrial data management rather than as a public-facing service. While internal placement reduces risk compared to internet-facing instances, you should still evaluate your deployment architecture, as any network-accessible instance may remain a target if your internal perimeter is compromised.

When should I upgrade my Apache IoTDB installation?

You should prioritize upgrading to version 1.3.6 or 2.0.7 as soon as your maintenance cycle allows. Begin by identifying all running instances, assessing their network reachability, and coordinating with the infrastructure teams responsible for your data storage systems. Implementing these official patches is the only effective way to remediate the underlying path traversal weakness.

References

Written by Nicholas Merritt

Nicholas Merritt is VP of Security Solutions at Halo Security. With more than 25 years across application security, vulnerability prioritization, and offensive security, he helps teams translate threat data into practical exposure validation and remediation focus. He authors Halo Threat Intelligence CVE advisories using Halo Surface Signal and H/A/L/O context to prioritize internet-facing risk.