CVE-2026-20167
7.7 · HIGHOverview
CVE-2026-20167 is a high-severity vulnerability affecting cisco iot_field_network_director. It was published on May 6, 2026 and has a CVSS 3.1 base score of 7.7 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.7, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from cisco. Update iot_field_network_director to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| cisco | iot_field_network_director | >= 0, < 5.0.0-117 | Affected |
Frequently Asked Questions
What is CVE-2026-20167?
CVE-2026-20167 is a high-severity vulnerability affecting cisco iot_field_network_director. It was published on May 6, 2026 and has a CVSS 3.1 base score of 7.7 (HIGH).
How severe is CVE-2026-20167?
This vulnerability has a CVSS 3.1 base score of 7.7, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2026-20167?
Check the references section for vendor advisories and patches from cisco. Update iot_field_network_director to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-20167?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-20167 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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