CVE-2024-20477
MediumWhat is 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.
CVSS Vector Breakdown
CVSS 3.1Exploitable remotely over the network without requiring access to the local system.
No special conditions required. Exploit can be performed reliably and repeatedly.
Basic user account required (e.g. standard login without admin rights).
No user interaction required. Exploit runs without any victim action.
Exploiting the vulnerability only affects the vulnerable component itself.
No confidentiality impact. Sensitive data is not exposed.
Attacker can modify some data, but scope or consequence is limited.
Reduced performance or intermittent outages, but service remains available.
Known Affected Devices
FAQ
CVE-2024-20477 has a CVSS score of 5.4/10, rated as Medium. Review the affected products list and apply vendor patches.
CVSS (Common Vulnerability Scoring System) rates vulnerability severity from 0.0 to 10.0. CVE-2024-20477 scores 5.4/10 (Medium). Scores 9.0–10.0 are Critical, 7.0–8.9 are High, 4.0–6.9 are Medium, and below 4.0 are Low.
The list of devices confirmed to be affected by CVE-2024-20477 is shown in the "Affected Devices" section above. Check your firmware version against the vendor security advisory and apply the latest patch.
Apply the latest firmware or software update from the vendor. Check the References section above for official advisories and patch notes. If no patch is available, consider disabling the affected feature or isolating the device from untrusted networks.