What is CVE-2020-3519?

CVE-2020-3519 is a vulnerability in Cisco Data Center Network Manager (DCNM) Software that allows an authenticated remote attacker to conduct a path traversal attack on an affected device.

What is the severity of CVE-2020-3519?

The severity of CVE-2020-3519 is high with a CVSS score of 8.1.

How does CVE-2020-3519 work?

CVE-2020-3519 is caused by insufficient validation of user-supplied input to a specific REST API method, allowing a path traversal attack.

Which version of Cisco Data Center Network Manager is affected by CVE-2020-3519?

Cisco Data Center Network Manager versions up to 11.4(1) are affected by CVE-2020-3519.

How can I fix CVE-2020-3519?

To fix CVE-2020-3519, it is recommended to upgrade to a version of Cisco Data Center Network Manager that is not affected by the vulnerability.

Vulnerability/
CVE-2020-3519

high

8.1

CWE

20 22

26/8/2020

13/11/2024

CVE-2020-3519: Cisco Data Center Network Manager Path Traversal Vulnerability

First published: Wed Aug 26 2020(Updated: )

A vulnerability in a specific REST API method of Cisco Data Center Network Manager (DCNM) Software could allow an authenticated, remote attacker to conduct a path traversal attack on an affected device. The vulnerability is due to insufficient validation of user-supplied input to the API. An attacker could exploit this vulnerability by sending a crafted request to the API. A successful exploit could allow the attacker to overwrite arbitrary files on the affected device.

Credit: ykramarz@cisco.com

Affected Software	Affected Version	How to fix
Cisco Data Center Network Manager	<11.4\(1\)

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Reference Links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-patrav-pW9RkhyW

Frequently Asked Questions

What is CVE-2020-3519?
CVE-2020-3519 is a vulnerability in Cisco Data Center Network Manager (DCNM) Software that allows an authenticated remote attacker to conduct a path traversal attack on an affected device.
What is the severity of CVE-2020-3519?
The severity of CVE-2020-3519 is high with a CVSS score of 8.1.
How does CVE-2020-3519 work?
CVE-2020-3519 is caused by insufficient validation of user-supplied input to a specific REST API method, allowing a path traversal attack.
Which version of Cisco Data Center Network Manager is affected by CVE-2020-3519?
Cisco Data Center Network Manager versions up to 11.4(1) are affected by CVE-2020-3519.
How can I fix CVE-2020-3519?
To fix CVE-2020-3519, it is recommended to upgrade to a version of Cisco Data Center Network Manager that is not affected by the vulnerability.

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