cvedb.io
CVE-2021-34761
MEDIUM · CVSS 4.4
EPSS exploitation probability: 0%
Published 2021-10-27T19:15:08.003 · Last modified 2026-06-17T03:56:30.680

Summary

A vulnerability in Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker to overwrite or append arbitrary data to system files using root-level privileges. The attacker must have administrative credentials on the device. This vulnerability is due to incomplete validation of user input for a specific CLI command. An attacker could exploit this vulnerability by authenticating to the device with administrative privileges and issuing a CLI command with crafted user parameters. A successful exploit could allow the attacker to overwrite or append arbitrary data to system files using root-level privileges.

Affected products

cisco — firepower_management_center_virtual_appliance

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.