Description
A vulnerability in the web-based management interface of Cisco IoT Field Network Director could allow an authenticated, remote attacker with low privileges to cause a DoS condition on a remotely managed router.

This vulnerability is due to improper error handling. An attacker could exploit this vulnerability by submitting crafted input to the web-based management interface. A successful exploit could allow the attacker to request unauthorized files from a remote router, causing the router to reload and resulting in a DoS condition.
Published: 2026-05-06
Score: 7.7 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 07 May 2026 18:30:00 +0000

Type Values Removed Values Added
First Time appeared Cisco
Cisco iot Field Network Director
Vendors & Products Cisco
Cisco iot Field Network Director

Wed, 06 May 2026 18:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 06 May 2026 16:45:00 +0000

Type Values Removed Values Added
Description A vulnerability in the web-based management interface of Cisco IoT Field Network Director could allow an authenticated, remote attacker with low privileges to cause a DoS condition on a remotely managed router. This vulnerability is due to improper error handling. An attacker could exploit this vulnerability by submitting crafted input to the web-based management interface. A successful exploit could allow the attacker to request unauthorized files from a remote router, causing the router to reload and resulting in a DoS condition.
Title Cisco IoT Field Network Director Remote Device Denial of Service Vulnerability
Weaknesses CWE-284
References
Metrics cvssV3_1

{'score': 7.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H'}


Subscriptions

Cisco Iot Field Network Director
cve-icon MITRE

Status: PUBLISHED

Assigner: cisco

Published:

Updated: 2026-05-06T17:26:01.173Z

Reserved: 2025-10-08T11:59:15.390Z

Link: CVE-2026-20167

cve-icon Vulnrichment

Updated: 2026-05-06T17:25:54.850Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-05-06T17:16:20.433

Modified: 2026-05-06T18:59:53.230

Link: CVE-2026-20167

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-07T18:15:34Z

Weaknesses