CVE-2021-1247

Name: CVE-2021-1247
Creator: NVD / NIST
Published: 2021-01-20T21:15:12.177+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.90%

Last modified Jun 17, 2026

CVE-2021-1247 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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.. EPSS estimates a 1.90% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.90%

77.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-89

Affected Software

Vendor	Product	Versions
Cisco	Data Center Network Manager	< 11.5\(1\)

References

Timeline

Published: Jan 20, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-1247?

How severe is CVE-2021-1247?

CVE-2021-1247 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.90% probability of exploitation in the next 30 days.

How do I fix CVE-2021-1247?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-1247?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST