How does CVE-2020-3536 impact Cisco SD-WAN vManage Software?

CVE-2020-3536 allows an authenticated, remote attacker to conduct XSS attacks against users of the web-based management interface.

What versions of Cisco SD-WAN vManage Software are affected by CVE-2020-3536?

Versions 20.1.2 and 20.3.1 of Cisco SD-WAN vManage Software are affected by CVE-2020-3536.

What is the severity of CVE-2020-3536?

CVE-2020-3536 has a severity of medium.

How do I fix CVE-2020-3536?

To fix CVE-2020-3536, it is recommended to upgrade to a version of Cisco SD-WAN vManage Software that is not affected by the vulnerability.

Vulnerability/
CVE-2020-3536

medium

6.4

CWE

7/10/2020

4/8/2024

CVE-2020-3536: Cisco SD-WAN vManage Cross-Site Scripting Vulnerability

Q: What is CVE-2020-3536?

CVE-2020-3536 is a vulnerability in the web-based management interface of Cisco SD-WAN vManage Software that allows for cross-site scripting (XSS) attacks.

First published: Wed Oct 07 2020(Updated: )

A vulnerability in the web-based management interface of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface. The vulnerability exists because the web-based management interface does not properly validate user-supplied input. An attacker could exploit this vulnerability by inserting malicious data into a specific data field in an affected interface. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface.

Credit: ykramarz@cisco.com

Affected Software	Affected Version	How to fix
Cisco SD-WAN	<=20.1.2
Cisco SD-WAN	=20.3.1

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Reference Links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-xss-xXeLFpC3

Frequently Asked Questions

What is CVE-2020-3536?
CVE-2020-3536 is a vulnerability in the web-based management interface of Cisco SD-WAN vManage Software that allows for cross-site scripting (XSS) attacks.
How does CVE-2020-3536 impact Cisco SD-WAN vManage Software?
CVE-2020-3536 allows an authenticated, remote attacker to conduct XSS attacks against users of the web-based management interface.
What versions of Cisco SD-WAN vManage Software are affected by CVE-2020-3536?
Versions 20.1.2 and 20.3.1 of Cisco SD-WAN vManage Software are affected by CVE-2020-3536.
What is the severity of CVE-2020-3536?
CVE-2020-3536 has a severity of medium.
How do I fix CVE-2020-3536?
To fix CVE-2020-3536, it is recommended to upgrade to a version of Cisco SD-WAN vManage Software that is not affected by the vulnerability.

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version/cisco sd-wan/20.3.1

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