CVE-2020-3406: Cisco SD-WAN vManage Software Cross-Site Scripting Vulnerability
First published: Thu Jul 16 2020(Updated: )
A vulnerability in the web-based management interface of the 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 persuading a user to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the interface or access sensitive, browser-based information.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Sd-wan Firmware | <=19.2.2 |
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Reference Links
Frequently Asked Questions
What is CVE-2020-3406?
CVE-2020-3406 is a vulnerability in the web-based management interface of the Cisco SD-WAN vManage Software that could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface.
What is the severity of CVE-2020-3406?
The severity of CVE-2020-3406 is medium with a CVSS score of 5.4.
How does CVE-2020-3406 impact Cisco SD-WAN vManage Software?
CVE-2020-3406 allows an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web-based management interface in Cisco SD-WAN vManage Software.
How can I fix CVE-2020-3406 in Cisco SD-WAN vManage Software?
To fix CVE-2020-3406, users should upgrade to a version of Cisco SD-WAN vManage Software that is not affected by the vulnerability.
Where can I find more information about CVE-2020-3406?
More information about CVE-2020-3406 can be found in the Cisco Security Advisory linked here: <a href='https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vmanxss-z7bhvHpy'>https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vmanxss-z7bhvHpy</a>.
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