What is CVE-2021-1351?

CVE-2021-1351 is a vulnerability in the web-based interface of Cisco Webex Meetings that could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user.

How does CVE-2021-1351 affect Cisco Webex Meetings?

CVE-2021-1351 allows an unauthenticated, remote attacker to exploit a cross-site scripting vulnerability in the web-based interface of Cisco Webex Meetings.

What is the severity of CVE-2021-1351?

CVE-2021-1351 has a severity rating of medium with a CVSS score of 6.1.

How can an attacker exploit CVE-2021-1351?

An attacker can exploit CVE-2021-1351 by sending a specially crafted request to the web-based interface of Cisco Webex Meetings, which could execute malicious scripts in the victim's browser.

Is there a fix available for CVE-2021-1351?

Yes, Cisco has released a security advisory with guidance on how to mitigate the vulnerability. It is recommended to apply the necessary updates or patches provided by the vendor.

Vulnerability/
CVE-2021-1351

medium

6.1

CWE

79 80

17/2/2021

5/8/2022

CVE-2021-1351: XSS

First published: Wed Feb 17 2021(Updated: )

A vulnerability in the web-based interface of Cisco Webex Meetings could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web-based interface of the affected service. The vulnerability is due to insufficient validation of user-supplied input by the web-based interface of the affected service. An attacker could exploit this vulnerability by persuading a user of the interface to click a maliciously crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.

Credit: ykramarz@cisco.com

Affected Software	Affected Version	How to fix
Cisco Webex Meetings	=41.1.0

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Reference Links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-xss-Lz6HbGCt

Frequently Asked Questions

What is CVE-2021-1351?
CVE-2021-1351 is a vulnerability in the web-based interface of Cisco Webex Meetings that could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user.
How does CVE-2021-1351 affect Cisco Webex Meetings?
CVE-2021-1351 allows an unauthenticated, remote attacker to exploit a cross-site scripting vulnerability in the web-based interface of Cisco Webex Meetings.
What is the severity of CVE-2021-1351?
CVE-2021-1351 has a severity rating of medium with a CVSS score of 6.1.
How can an attacker exploit CVE-2021-1351?
An attacker can exploit CVE-2021-1351 by sending a specially crafted request to the web-based interface of Cisco Webex Meetings, which could execute malicious scripts in the victim's browser.
Is there a fix available for CVE-2021-1351?
Yes, Cisco has released a security advisory with guidance on how to mitigate the vulnerability. It is recommended to apply the necessary updates or patches provided by the vendor.

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vendor/cisco
canonical/cisco webex meetings
version/cisco webex meetings/41.1.0

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