What is CVE-2021-1249?

CVE-2021-1249 is a vulnerability in the web-based management interface of Cisco Data Center Network Manager (DCNM) that allows a remote attacker to conduct a cross-site scripting (XSS) or reflected file download (RFD) attack.

What is the severity of CVE-2021-1249?

The severity of CVE-2021-1249 is medium, with a CVSS score of 5.4.

What software is affected by CVE-2021-1249?

Cisco Data Center Network Manager (DCNM) versions up to 11.5(1) are affected by CVE-2021-1249.

How can a remote attacker exploit CVE-2021-1249?

A remote attacker with network-operator privileges can exploit CVE-2021-1249 by conducting a cross-site scripting (XSS) attack or a reflected file download (RFD) attack against a user of the management interface.

Where can I find more information about CVE-2021-1249?

You can find more information about CVE-2021-1249 in the Cisco Security Advisory at this link: [https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-xss-vulns-GuUJ39gh](https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-xss-vulns-GuUJ39gh)

Vulnerability/
CVE-2021-1249

medium

6.5

CWE

20 79

20/1/2021

12/11/2024

CVE-2021-1249: Cisco Data Center Network Manager Vulnerabilities

First published: Wed Jan 20 2021(Updated: )

Multiple vulnerabilities in the web-based management interface of Cisco Data Center Network Manager (DCNM) could allow a remote attacker with network-operator privileges to conduct a cross-site scripting (XSS) attack or a reflected file download (RFD) attack against a user of the interface. For more information about these vulnerabilities, see the Details section of this advisory.

Credit: ykramarz@cisco.com

Affected Software	Affected Version	How to fix
Cisco Data Center Network Manager	<11.5\(1\)

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Reference Links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-xss-vulns-GuUJ39gh

Frequently Asked Questions

What is CVE-2021-1249?
CVE-2021-1249 is a vulnerability in the web-based management interface of Cisco Data Center Network Manager (DCNM) that allows a remote attacker to conduct a cross-site scripting (XSS) or reflected file download (RFD) attack.
What is the severity of CVE-2021-1249?
The severity of CVE-2021-1249 is medium, with a CVSS score of 5.4.
What software is affected by CVE-2021-1249?
Cisco Data Center Network Manager (DCNM) versions up to 11.5(1) are affected by CVE-2021-1249.
How can a remote attacker exploit CVE-2021-1249?
A remote attacker with network-operator privileges can exploit CVE-2021-1249 by conducting a cross-site scripting (XSS) attack or a reflected file download (RFD) attack against a user of the management interface.
Where can I find more information about CVE-2021-1249?
You can find more information about CVE-2021-1249 in the Cisco Security Advisory at this link: [https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-xss-vulns-GuUJ39gh](https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-xss-vulns-GuUJ39gh)

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