CVE-2021-1247: Cisco Data Center Network Manager SQL Injection Vulnerabilities

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-01-20 · updated 2026-06-17
Weakness: CWE-89

Description

Multiple vulnerabilities in certain REST API endpoints of Cisco Data Center Network Manager (DCNM) could allow an authenticated, remote attacker to execute arbitrary SQL commands on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

Affected products

Cisco Data Center Network Manager: before 11.5\(1\) — fixed in 11.5\(1\)

How to fix

Upgrade to a fixed version: Cisco Data Center Network Manager 11.5\(1\). Check the vendor advisory for mitigations.

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-sql-inj-OAQOObP
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-sql-inj-OAQOObP

Get alerted when CVE-2021-1247 or the next vulnerability affects your stack