CVE-2024-13159 is an absolute path traversal vulnerability in Ivanti Endpoint Manager (EPM). CISA added it to the Known Exploited Vulnerabilities catalogue on 10 March 2025, which means attackers have used it in real attacks. Ivanti Endpoint Manager (EPM) contains an absolute path traversal vulnerability that allows a remote unauthenticated attacker to leak sensitive information.
What this vulnerability class means
An absolute path traversal flaw lets a remote attacker escape intended file boundaries by supplying a path that resolves to an arbitrary location on the server. In an endpoint management product, that matters because the platform often has broad visibility into systems, inventory, configuration, and stored administrative data.
The core danger is not just reading a file, it is reading the wrong file with the product’s own privileges. That can expose sensitive operational information, internal configuration, credentials, tokens, or other material that helps an attacker move from initial foothold to deeper access.
Why it is dangerous in endpoint management software
Endpoint management tools are especially attractive targets because they sit close to administration workflows and often handle data that is far more sensitive than ordinary user content. A traversal bug in this context can turn a single unauthenticated request into broad reconnaissance against the managed environment.
When a platform such as Ivanti Endpoint Manager is affected, the practical concern is that an attacker may use information leakage as a staging step. Leaked data can reveal internal hostnames, paths, service details, or secrets that help identify follow-on targets and reduce the cost of later exploitation.
For broader vulnerability context, readers should treat the public CVE Program record and the NIST National Vulnerability Database entry as the authoritative places to confirm record details and security metadata.
How organisations check exposure and limit blast radius
Exposure checking starts with a complete inventory of where the product is deployed, which instances are internet-facing, and which versions or configurations are present. For this kind of issue, organisations should also review vendor advisories and any CISA KEV guidance alongside their own asset records, because exploitation priority is driven by real-world use, not just theoretical severity.
Compensating controls matter when patching is delayed. Restrict external reachability, segment administrative interfaces, reduce who can reach management endpoints, and ensure the appliance or server cannot be casually reached from user networks or the public internet. Those steps do not remove the flaw, but they can shrink the attack surface while remediation is planned.
Our Vulnerability Management Guide is useful here because it frames exposure handling around asset scope, KEV prioritisation, remediation SLAs, and verification, which is exactly the workflow that matters for actively exploited CVEs.
Detection, response, and compromise review
Detection should look for signs that the vulnerability was used to access unexpected paths, retrieve unusual files, or interact with endpoints that normally would not be part of routine administration. If the product was reachable from untrusted networks, assume the attacker may have used the bug for reconnaissance before any visible disruption occurred.
Post-patch review is just as important as the fix itself. Teams should look for evidence of file access abuse, unexpected administrative changes, newly exposed credentials, suspicious sessions, or any other artefacts that show the attacker did more than probe the system. Where leakage may have exposed secrets, those values should be rotated promptly.
For adjacent attack patterns, the Web Application Attacks Guide helps place path traversal alongside other input-driven exploitation techniques that often precede deeper compromise.
Because this term concerns a CVE that CISA placed in KEV, exploitation should be treated as more than a hypothetical bug. The response posture should assume possible exposure until logs, access paths, and sensitive material have been checked.
Risk and Threat Considerations
This type of flaw is dangerous because it can turn a simple request into unauthorised file disclosure on a product that may already sit on a trusted management path. The attacker does not need credentials to benefit, and even partial disclosure can expose enough internal detail to accelerate a broader intrusion.
Failure mechanism: Unsanitised path handling allows crafted absolute paths to bypass intended directory controls and retrieve files the application was never meant to serve.
Impact: Sensitive configuration, operational data, or secrets may be disclosed, which can lead to lateral movement, privilege abuse, or follow-on compromise of the managed environment.
Standards & Framework Alignment
This section maps relevant standards and security frameworks to the operational risks and controls described in this guidance.
NIST SP 800-53 Rev 5 and CIS Controls v8 set the governance and control requirements practitioners need to meet.
| Framework | Control / Reference | Relevance |
|---|---|---|
| NIST SP 800-53 Rev 5 | SI-10 — Information Input Validation | Path traversal is prevented by validating and constraining file path input. |
| SC-7 — Boundary Protection | This flaw matters most on exposed management services that need network boundary control. | |
| RA-5 — Vulnerability Monitoring and Scanning | Actively exploited CVEs require scope confirmation and exposure validation. | |
| Recommendation — Validate file path input and constrain resolution to approved directories. Restrict access to management interfaces and reduce external exposure. Continuously inventory affected assets and prioritize remediation for KEV-listed exposures. | ||
| CIS Controls v8 | CIS-7 — Continuous Vulnerability Management | KEV-listed traversal flaws require prioritised discovery, triage, and remediation. |
| CIS-12 — Network Infrastructure Management | Limiting reachability of management services reduces exploitation opportunity. | |
| Recommendation — Identify exposed instances quickly and remediate the affected product first. Segment and restrict administrative access paths to the product. | ||
Practitioner Guidance
What to watch for: Treat any internet-exposed or externally reachable EPM instance as high priority for inventory, vendor advisory review, and verification against CISA KEV status. For actively exploited flaws, patching is only one part of the response, because exposure review and secret rotation may be needed after remediation.
Governance implication: Ownership should sit with the team that can confirm deployment scope, approve containment, and verify whether sensitive data might have been accessed. A CVE like this is not just a patch ticket, it is also a data exposure review.
Practitioner takeaway: If you cannot patch immediately, narrow reachability and treat the system as potentially compromised until logs, file access, and dependent secrets have been reviewed.