What’s Vulnerable › Vulnerabilities

CVE-2020-26079: Cisco IoT Field Network Director Unprotected Storage of Credentials Vulnerability

• Severity: medium (CVSS 4.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-11-18 · updated 2026-06-17
• Weakness: CWE-256

Description

A vulnerability in the web UI of Cisco IoT Field Network Director (FND) could allow an authenticated, remote attacker to obtain hashes of user passwords on an affected device. The vulnerability is due to insufficient protection of user credentials. An attacker could exploit this vulnerability by logging in as an administrative user and crafting a call for user information. A successful exploit could allow the attacker to obtain hashes of user passwords on an affected device.

Affected products

• Cisco IoT Field Network Director (IoT-FND): before 4.6.1 — fixed in 4.6.1

How to fix

Upgrade to a fixed version: Cisco IoT Field Network Director (IoT-FND) 4.6.1. Check the vendor advisory for mitigations.

References

• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-FND-PWH-yCA6M7p
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-FND-PWH-yCA6M7p

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