Cisco IoT Field Network Director Remote Device Denial of Service Vulnerability (Cisco Cisco IoT Field Network Director (IoT-FND))

CVE-2026-20167
HIGH 7.7

At a glance

Source
NVD
EPSS
EPSS 0.27 % · percentile 20 ()
State
PUBLISHED
Published
Updated
Assigner
cisco
NVD status
Analyzed

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.

Weaknesses (CWE)

  • CWE-284 — Improper Access Control

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.7CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:Hcisco
CVSS 3.1HIGH 7.7CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:HNVD · psirt@cisco.com (Secondary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Cisco · Cisco IoT Field Network Director (IoT-FND)affected 4.5.1 ; affected 4.4.3 ; affected 4.1.0 ; affected 4.1.3 ; affected 4.6.1 ; affected 4.1.1

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD