Medium severity6.7NVD Advisory· Published Oct 21, 2020· Updated Jun 17, 2026

CVE-2020-3457

Description

A vulnerability in the CLI of Cisco FXOS Software could allow an authenticated, local attacker to inject arbitrary commands that are executed with root privileges. The vulnerability is due to insufficient input validation of commands supplied by the user. An attacker could exploit this vulnerability by authenticating to a device and submitting crafted input to the affected command. A successful exploit could allow the attacker to execute commands on the underlying operating system with root privileges.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Cisco Systems, Inc./FXOS Softwarellm-fuzzy
Cisco Systems, Inc./Adaptive Security Appliance Cx Context Aware Security Softwarecpe-rescue
Range: n/a

Patches

Vulnerability mechanics

References

tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fxos-cmdinj-pqZvmXCrnvdPatchVendor Advisory

News mentions

No linked articles in our index yet.

cvss	0.436
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000