CWE
74 20
Advisory Published
Updated

CVE-2021-1221: Cisco Webex Meetings and Cisco Webex Meetings Server Software Hyperlink Injection Vulnerability

First published: Thu Feb 04 2021(Updated: )

A vulnerability in the user interface of Cisco Webex Meetings and Cisco Webex Meetings Server Software could allow an authenticated, remote attacker to inject a hyperlink into a meeting invitation email. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by entering a URL into a field in the user interface. A successful exploit could allow the attacker to generate a Webex Meetings invitation email that contains a link to a destination of their choosing. Because this email is sent from a trusted source, the recipient may be more likely to click the link.

Credit: ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco Webex Meetings<41.1.0
Cisco WebEx Meetings Server<3.0
Cisco WebEx Meetings Server=3.0
Cisco WebEx Meetings Server=3.0-maintenance_release3_security_patch4
Cisco WebEx Meetings Server=4.0
Cisco WebEx Meetings Server=4.0-maintenance_release3_security_patch3

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Frequently Asked Questions

  • What is the vulnerability ID?

    The vulnerability ID is CVE-2021-1221.

  • What is the severity of CVE-2021-1221?

    The severity of CVE-2021-1221 is medium, with a severity value of 4.1.

  • Which software is affected by CVE-2021-1221?

    The affected software includes Cisco Webex Meetings and Cisco Webex Meetings Server with certain versions.

  • How can an attacker exploit CVE-2021-1221?

    An attacker can exploit CVE-2021-1221 by injecting a hyperlink into a meeting invitation email.

  • Is there a fix available for CVE-2021-1221?

    Yes, Cisco has released a security advisory with the necessary updates to address CVE-2021-1221.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2024 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203