PT-2021-2981 · Cisco · Cisco Enterprise Nfv Infrastructure

Published 2021-05-05 · Updated 2021-05-17 · CVE-2021-1421

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Cisco Enterprise NFV Infrastructure Software (NFVIS) (affected versions not specified)

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 issue is due to insufficient validation of user-supplied input to a configuration command. An attacker could exploit this by including malicious input during command execution, potentially allowing a non-privileged attacker to execute arbitrary commands on the underlying operating system with root privileges.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

BDU:2021-02568

CVE-2021-1421

Affected Products

Cisco Enterprise Nfv Infrastructure

References · 6

• https://osv.dev/vulnerability/CVE-2021-1421 · Vendor Advisory
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nfvis-cmdinj-DkFjqg2j · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-02568 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-1421 · Security Note
• https://t.me/cvenotify/14519 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2021050614 · Note