Cisco has published a security advisory, highlighting a vulnerability in the following product on the 24th of November 2021. It is recommended that you take the necessary precautions by ensuring your products are always updated.
Cisco Expressway Series versions prior to X14.0.4 and X14.1
For more information on this update, you can follow this URL:
The Guyana National CIRT recommends that users and administrators review this update and apply it where necessary.
PDF Download: Cisco Security Advisory.pdf
References
Cisco security advisory (25th November 2021). Retrieved from Canadian Centre for Cyber Security.
https://www.cyber.gc.ca/en/alerts/cisco-security-advisory-97
Cisco security advisory (24th November 2021). Retrieved from Cisco
https://tools.cisco.com/security/center/publicationListing.x