What is CVE-2022-20863?

CVE-2022-20863 is a vulnerability in the messaging interface of Cisco Webex App, formerly Webex Teams, that allows an unauthenticated, remote attacker to manipulate links or other content within the messaging interface.

What is the severity of CVE-2022-20863?

The severity of CVE-2022-20863 is medium with a CVSSv3 score of 5.3.

How can an attacker exploit CVE-2022-20863?

An attacker can exploit CVE-2022-20863 by manipulating links or other content within the messaging interface of Cisco Webex App, formerly Webex Teams.

Is there a fix for CVE-2022-20863?

To fix CVE-2022-20863, it is recommended to update to the latest version of Cisco Webex App, formerly Webex Teams.

Vulnerability/
CVE-2022-20863

medium

5.3

CWE

450

8/9/2022

6/11/2024

CVE-2022-20863: Cisco Webex Meetings App Character Interface Manipulation Vulnerability

Q: How does CVE-2022-20863 impact Cisco Webex Teams?

CVE-2022-20863 could allow an unauthenticated, remote attacker to manipulate links or other content within the messaging interface of Cisco Webex App, formerly Webex Teams.

First published: Thu Sep 08 2022(Updated: )

A vulnerability in the messaging interface of Cisco Webex App, formerly Webex Teams, could allow an unauthenticated, remote attacker to manipulate links or other content within the messaging interface. This vulnerability exists because the affected software does not properly handle character rendering. An attacker could exploit this vulnerability by sending messages within the application interface. A successful exploit could allow the attacker to modify the display of links or other content within the interface, potentially allowing the attacker to conduct phishing or spoofing attacks.

Credit: ykramarz@cisco.com

Affected Software	Affected Version	How to fix
Cisco Webex Teams	<42.7

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Reference Links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-app-qrtO6YC2

Frequently Asked Questions

What is CVE-2022-20863?
CVE-2022-20863 is a vulnerability in the messaging interface of Cisco Webex App, formerly Webex Teams, that allows an unauthenticated, remote attacker to manipulate links or other content within the messaging interface.
How does CVE-2022-20863 impact Cisco Webex Teams?
CVE-2022-20863 could allow an unauthenticated, remote attacker to manipulate links or other content within the messaging interface of Cisco Webex App, formerly Webex Teams.
What is the severity of CVE-2022-20863?
The severity of CVE-2022-20863 is medium with a CVSSv3 score of 5.3.
How can an attacker exploit CVE-2022-20863?
An attacker can exploit CVE-2022-20863 by manipulating links or other content within the messaging interface of Cisco Webex App, formerly Webex Teams.
Is there a fix for CVE-2022-20863?
To fix CVE-2022-20863, it is recommended to update to the latest version of Cisco Webex App, formerly Webex Teams.

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