CVE-2025-8558
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-11-03

Last updated on: 2025-11-07

Assigner: Proofpoint Inc.

Description
Insider Threat Management (ITM) Server versions prior to 7.17.2 contain an authentication bypass vulnerability that allows unauthenticated users on an adjacent network to perform agent unregistration when the number of registered agents exceeds the licensed limit. Successful exploitation prevents the server from receiving new events from affected agents, resulting in a partial loss of integrity and availability with no impact to confidentiality.
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Meta Information
Published
2025-11-03
Last Modified
2025-11-07
Generated
2026-06-16
AI Q&A
2025-11-03
EPSS Evaluated
2026-06-15
NVD
CVE-2025-8558
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
proofpoint insider_threat_management_server to 7.17.2 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-306 The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.
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Executive Summary

This vulnerability is an authentication bypass in Insider Threat Management (ITM) Server versions prior to 7.17.2. It allows unauthenticated users on an adjacent network to unregister agents when the number of registered agents exceeds the licensed limit. This means attackers can remove agents without proper authentication.

Impact Analysis

Exploiting this vulnerability prevents the server from receiving new events from affected agents, causing a partial loss of integrity and availability of the system. However, it does not impact confidentiality.

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