External risk intelligence

IBM Tivoli Monitoring Directory Traversal Vulnerability.

CVE advisorySeverity: CRITICAL (CVSS 9.8)

CVE-2025-3356

IBM Tivoli Monitoring is an enterprise infrastructure management solution typically deployed within internal, segmented networks to monitor servers and applications. While network-reachable in some configurations, it is not designed to be exposed directly to the public internet, and such exposure would be considered an unusual or non-standard configuration.

Path Traversal

Ibm Tivoli Monitoring

6.3.0.7

Halo Surface Signal: 2 out of 5 — less likely to be public-facing.

External exposure likelihood

Horizon Alert

Summary of the vulnerability and why it matters

This vulnerability in IBM Tivoli Monitoring allows attackers to access and modify system files by sending specially crafted URLs. The issue could enable unauthorized data viewing, overwriting, or appending, potentially impacting system integrity and confidentiality.

Attackers can read or change system files remotely.
This could expose sensitive system information and operations.
Confirm relevance and assess potential exposure.

Attack Path

How an attacker could exploit the issue

An attacker can exploit this vulnerability by sending a specially crafted URL to an exposed IBM Tivoli Monitoring instance. This allows them to traverse directories, potentially leading to the viewing, overwriting, or appending of arbitrary files on the system.

Remote network access is required.
Attacker sends crafted URL with "dot dot" sequences.
Arbitrary file access and modification.

Live Threat

Current exploitation, exposure, and threat context

When supported by the advisory, a remote attacker could leverage directory traversal to access, modify, or append arbitrary files on the system. This vulnerability could impact system integrity and confidentiality under specific network exposure conditions.

System files and configurations.
Via crafted URL requests with "dot dot" sequences.
Potential for unauthorized data access or modification.

Operational Fix

Recommended remediation, mitigation, and detection steps

IBM Tivoli Monitoring deployments are typically managed by infrastructure or platform teams responsible for the monitoring environment. The first action should be to locate all instances of this software, assess their network exposure, identify business-critical systems they monitor, and confirm the accountable system owner before planning remediation.

Identify responsible asset owners.
Verify reachability and criticality.
Plan remediation based on risk.

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 IBM Tivoli Monitoring?

IBM Tivoli Monitoring is an enterprise infrastructure management software designed to oversee the performance and health of servers, applications, and network components. It provides administrators with centralized visibility into their IT environment, helping to ensure that critical services remain operational and stable.

What does CVE-2025-3356 mean in plain English?

This vulnerability is classified as CWE-22, commonly known as path traversal. It allows an unauthorized user to bypass intended file access restrictions. By submitting a URL with specific navigation sequences, an attacker can trick the software into revealing, modifying, or appending data to files located outside of the directory where the application is supposed to be restricted.

How does an attacker trigger this directory traversal bug?

An attacker initiates the vulnerability by sending a specially crafted web request containing directory traversal sequences, such as dot-dot-slash (/../), to the application. It is important to note that this does not require a local user account or prior system access; however, the bug cannot be triggered unless the software is accessible over the network to the attacker.

Why should I care about this vulnerability based on Halo Surface Signal?

Halo Surface Signal indicates that IBM Tivoli Monitoring is typically deployed within internal, segmented networks. Because it is not designed to be directly exposed to the public internet, any instance found to be internet-reachable is in a highly unusual and non-standard configuration that significantly increases risk.

What are the first steps for someone running this software?

Begin by inventorying your environment to locate all instances of IBM Tivoli Monitoring. Once identified, verify their current network accessibility to determine if they are exposed to untrusted zones. Coordinate with the designated system owners to assess the criticality of the monitored assets and initiate a review of your deployment's security posture.

References

www.ibm.com/support/pages/node/7249694

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.