High severity7.8NVD Advisory· Published May 6, 2021· Updated Jun 17, 2026
CVE-2021-1421
CVE-2021-1421
Description
A vulnerability in Cisco Enterprise NFV Infrastructure Software (NFVIS) could allow an authenticated, local attacker to perform a command injection attack on an affected device. The vulnerability is due to insufficient validation of user-supplied input to a configuration command. An attacker could exploit this vulnerability by including malicious input during the execution of this command. A successful exploit could allow a non-privileged attacker authenticated in the restricted CLI to execute arbitrary commands on the underlying operating system (OS) with root privileges.
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Affected products
3(expand)+ 1 more
- (no CPE)
- (no CPE)range: n/a
Patches
Vulnerability mechanics
References
1News mentions
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