Auth bypass in Cisco Data Center Network Manager

CVE-2024-20477

A vulnerability in a specific REST API endpoint of Cisco NDFC could allow an authenticated, low-privileged, remote attacker to upload or delete files on an affected device. This vulnerability exists because of missing authorization controls on the affected REST API endpoint. An attacker could exploit this vulnerability by sending crafted API requests to the affected endpoint. A successful exploit could allow the attacker to upload files into a specific container or delete files from a specific folder within that container. This vulnerability only affects a specific REST API endpoint and does not affect the web-based management interface.

Vulnerability class: Broken Access Control

EPSS: 0.005 (37.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-20477?
CVE-2024-20477 is a medium-severity vulnerability in Cisco Data Center Network Manager, classified under Missing Authorization. CVSS score: 5.4/10. Published 2024-10-02.
How severe is CVE-2024-20477?
Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2024-20477 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.