CVE-2026-31985: CWE-671 Lack of administrator control over security in Nozomi Networks Remote Collector
When the upstream Guardian or CMC was configured in the Remote Collector via n2os-tui, the generated configuration disabled TLS certificate verification, and no option was provided to enable it. A malicious actor could perform a man-in-the-middle attack and intercept the communication between the Remote Collector and the Guardian or CMC. This could result in theft of the sync token, impersonation of the server, injection of spoofed data (such as false asset information or vulnerabilities) into the Guardian or CMC, or disruption of the data flow between the Remote Collector and the Guardian or CMC.
AI Analysis
Technical Summary
The vulnerability arises because the Remote Collector's configuration disables TLS certificate verification when connecting to upstream Guardian or CMC systems via n2os-tui, and no configuration option exists to enable verification. This lack of administrator control over security settings (CWE-671) enables attackers to intercept and manipulate communications through man-in-the-middle attacks. Potential impacts include theft of synchronization tokens, server impersonation, injection of false asset or vulnerability data, and disruption of data synchronization.
Potential Impact
An attacker capable of intercepting network traffic between the Remote Collector and the Guardian or CMC can exploit this vulnerability to steal sensitive synchronization tokens, impersonate the server, inject false data into the monitoring systems, or disrupt the data flow. This compromises the integrity and confidentiality of the data exchanged and may affect the accuracy and reliability of security monitoring and asset management.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or remediation level is provided, administrators should monitor Nozomi Networks advisories for updates. Until a fix is available, consider isolating the Remote Collector's network communications or using external means to secure the communication channel if possible.
CVE-2026-31985: CWE-671 Lack of administrator control over security in Nozomi Networks Remote Collector
Description
When the upstream Guardian or CMC was configured in the Remote Collector via n2os-tui, the generated configuration disabled TLS certificate verification, and no option was provided to enable it. A malicious actor could perform a man-in-the-middle attack and intercept the communication between the Remote Collector and the Guardian or CMC. This could result in theft of the sync token, impersonation of the server, injection of spoofed data (such as false asset information or vulnerabilities) into the Guardian or CMC, or disruption of the data flow between the Remote Collector and the Guardian or CMC.
CVSS v4.0
Score 8.3high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability arises because the Remote Collector's configuration disables TLS certificate verification when connecting to upstream Guardian or CMC systems via n2os-tui, and no configuration option exists to enable verification. This lack of administrator control over security settings (CWE-671) enables attackers to intercept and manipulate communications through man-in-the-middle attacks. Potential impacts include theft of synchronization tokens, server impersonation, injection of false asset or vulnerability data, and disruption of data synchronization.
Potential Impact
An attacker capable of intercepting network traffic between the Remote Collector and the Guardian or CMC can exploit this vulnerability to steal sensitive synchronization tokens, impersonate the server, inject false data into the monitoring systems, or disrupt the data flow. This compromises the integrity and confidentiality of the data exchanged and may affect the accuracy and reliability of security monitoring and asset management.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or remediation level is provided, administrators should monitor Nozomi Networks advisories for updates. Until a fix is available, consider isolating the Remote Collector's network communications or using external means to secure the communication channel if possible.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Nozomi
- Date Reserved
- 2026-03-10T16:14:03.266Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a4f598968715ace43f21a81
Added to database: 07/09/2026, 08:19:21 UTC
Last enriched: 07/16/2026, 10:18:10 UTC
Last updated: 08/23/2026, 22:52:10 UTC
Views: 96
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