Cisco published a security advisory highlighting vulnerabilities in the following products on the 13th of April 2022. It is recommended that you take the necessary precautions by ensuring your products are always updated.
3504 Wireless Controller – Release 8.10.151.0 or Release 8.10.162.0
5520 Wireless Controller – Release 8.10.151.0 or Release 8.10.162.0
8540 Wireless Controller – Release 8.10.151.0 or Release 8.10.162.0
Mobility Express – Release 8.10.151.0 or Release 8.10.162.0
Virtual Wireless Controller (vWLC) – Release 8.10.151.0 or Release 8.10.162.0
For more information on these updates, you can follow this URL:
The Guyana National CIRT recommends that users and administrators review these updates and apply them where necessary.
PDF Download: Cisco Security Advisory.pdf
References
Cisco Security Advisory (13th April 2022). Retrieved from Canadian Centre for Cyber Security.
https://cyber.gc.ca/en/alerts/cisco-security-advisory-av22-205
Cisco Security Advisory (13th April 2022). Retrieved from Cisco.
https://tools.cisco.com/security/center/publicationListing.x