#VU50317 Input validation error in Cisco Webex Meetings and Cisco WebEx Meetings Server - CVE-2021-1221

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Main Vulnerability Database Vulnerabilities #VU50317

#VU50317 Input validation error in Cisco Webex Meetings and Cisco WebEx Meetings Server - CVE-2021-1221

Published: February 4, 2021


Vulnerability identifier: #VU50317
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-1221
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Cisco Webex Meetings
Cisco WebEx Meetings Server
Software vendor:
Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to inject a hyperlink into a meeting invitation email.

The vulnerability exists due to insufficient validation of user-supplied input in the user interface. A remote authenticated attacker can generate a Webex Meetings invitation email that contains a link to a destination of their choosing.


Remediation

Install updates from vendor's website.

External links