CWE
183
Advisory Published
Updated

CVE-2021-40128: Cisco Webex Meetings Email Content Injection Vulnerability

First published: Thu Nov 04 2021(Updated: )

A vulnerability in the account activation feature of Cisco Webex Meetings could allow an unauthenticated, remote attacker to send an account activation email with an activation link that points to an arbitrary domain. This vulnerability is due to insufficient validation of user-supplied parameters. An attacker could exploit this vulnerability by sending a crafted HTTP request to the account activation page of Cisco Webex Meetings. A successful exploit could allow the attacker to send to any recipient an account activation email that contains a tampered activation link, which could direct the user to an attacker-controlled website.

Credit: ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco Webex Meetings

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 CVE-2021-40128?

    CVE-2021-40128 is a vulnerability in the account activation feature of Cisco Webex Meetings that allows an unauthenticated attacker to send an activation email with an arbitrary domain.

  • What is the severity of CVE-2021-40128?

    CVE-2021-40128 has a severity rating of 5.3 which is considered medium.

  • How does CVE-2021-40128 impact Cisco Webex Meetings?

    CVE-2021-40128 allows an unauthenticated attacker to send account activation emails with malicious activation links, potentially leading to unauthorized account access.

  • Is there a fix for CVE-2021-40128?

    Yes, Cisco has released a security advisory with mitigation measures for CVE-2021-40128. It is recommended to apply the provided patches or updates.

  • Where can I find more information about CVE-2021-40128?

    You can find more information about CVE-2021-40128 in the Cisco Security Advisory: [link](https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-activation-3sdNFxcy).

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