What is CVE-2021-34742?

CVE-2021-34742 is a vulnerability in the web-based management interface of Cisco Vision Dynamic Signage Director that allows an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack.

How severe is CVE-2021-34742?

The severity of CVE-2021-34742 is medium with a CVSS score of 6.1.

How does CVE-2021-34742 affect the affected software?

CVE-2021-34742 affects Cisco Vision Dynamic Signage Director version 6.4 and earlier.

Is there a fix available for CVE-2021-34742?

Yes, Cisco has released a security advisory with remediation steps for CVE-2021-34742. Please refer to the Cisco Security Advisory for more information.

What is the Common Weakness Enumeration (CWE) ID for CVE-2021-34742?

The Common Weakness Enumeration (CWE) ID for CVE-2021-34742 is 79.

Vulnerability/
CVE-2021-34742

medium

6.1

CWE

6/10/2021

7/11/2024

CVE-2021-34742: Cisco Vision Dynamic Signage Director Reflected Cross-Site Scripting Vulnerability

First published: Wed Oct 06 2021(Updated: )

A vulnerability in the web-based management interface of Cisco Vision Dynamic Signage Director could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface on an affected device. This vulnerability is due to insufficient validation of user-supplied input by the web-based management interface. An attacker could exploit this vulnerability by persuading a user of the interface 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 Vision Dynamic Signage Director	<=6.4

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Reference Links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cvdsd-xss-fvdj6HK

Frequently Asked Questions

What is CVE-2021-34742?
CVE-2021-34742 is a vulnerability in the web-based management interface of Cisco Vision Dynamic Signage Director that allows an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack.
How severe is CVE-2021-34742?
The severity of CVE-2021-34742 is medium with a CVSS score of 6.1.
How does CVE-2021-34742 affect the affected software?
CVE-2021-34742 affects Cisco Vision Dynamic Signage Director version 6.4 and earlier.
Is there a fix available for CVE-2021-34742?
Yes, Cisco has released a security advisory with remediation steps for CVE-2021-34742. Please refer to the Cisco Security Advisory for more information.
What is the Common Weakness Enumeration (CWE) ID for CVE-2021-34742?
The Common Weakness Enumeration (CWE) ID for CVE-2021-34742 is 79.

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canonical/cisco vision dynamic signage director
version/cisco vision dynamic signage director/6.4

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