Improper error handling in Cisco IoT Field Network Director - CVE-2026-20167

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Main Vulnerability Database Vulnerabilities #VU130284

Improper error handling in Cisco IoT Field Network Director - CVE-2026-20167

Published: May 7, 2026


Vulnerability identifier: #VU130284
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-20167
CWE-ID: CWE-388
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Cisco IoT Field Network Director
Software vendor:
Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper error handling in the web-based management interface. A remote user can cause a denial of service condition on the target system.


Remediation

Install updates from vendor's website.

External links