What is CVE-2021-1253?

CVE-2021-1253 is a vulnerability in the web-based management interface of Cisco Data Center Network Manager (DCNM) that could allow an attacker to conduct a cross-site scripting (XSS) attack or a reflected file download (RFD) attack.

How severe is CVE-2021-1253?

CVE-2021-1253 has a severity score of 5.4 out of 10, making it a medium severity vulnerability.

How does CVE-2021-1253 affect Cisco Data Center Network Manager?

CVE-2021-1253 affects Cisco Data Center Network Manager (DCNM) versions up to and including 11.5(1).

What is cross-site scripting (XSS) attack?

Cross-site scripting (XSS) is a type of web security vulnerability where an attacker injects malicious scripts into a trusted website, which then executes the script in the user's browser.

What is a reflected file download (RFD) attack?

A reflected file download (RFD) attack is a type of web-based attack where an attacker tricks the user into downloading a file from a trusted source that is actually controlled by the attacker.

Vulnerability/
CVE-2021-1253

medium

6.5

CWE

79 20

20/1/2021

12/11/2024

CVE-2021-1253: 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\(1\)

Never miss a vulnerability like this again

Reference Links

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

Frequently Asked Questions

What is CVE-2021-1253?
CVE-2021-1253 is a vulnerability in the web-based management interface of Cisco Data Center Network Manager (DCNM) that could allow an attacker to conduct a cross-site scripting (XSS) attack or a reflected file download (RFD) attack.
How severe is CVE-2021-1253?
CVE-2021-1253 has a severity score of 5.4 out of 10, making it a medium severity vulnerability.
How does CVE-2021-1253 affect Cisco Data Center Network Manager?
CVE-2021-1253 affects Cisco Data Center Network Manager (DCNM) versions up to and including 11.5(1).
What is cross-site scripting (XSS) attack?
Cross-site scripting (XSS) is a type of web security vulnerability where an attacker injects malicious scripts into a trusted website, which then executes the script in the user's browser.
What is a reflected file download (RFD) attack?
A reflected file download (RFD) attack is a type of web-based attack where an attacker tricks the user into downloading a file from a trusted source that is actually controlled by the attacker.

collector/nvd-index
agent/weakness
agent/type
agent/softwarecombine
agent/author
agent/severity
agent/references
agent/title
agent/description
agent/tags
collector/mitre-cve
source/MITRE
agent/last-modified-date
agent/first-publish-date
agent/event
agent/source
vendor/cisco
canonical/cisco data center network manager

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co

By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.