Solar Winds has published a security advisory, highlighting vulnerabilities in Serv-U on 12th July, 2021. It is recommended that you take the necessary precautions by ensuring your products are always updated.
For more information on this Solar Winds update you can follow this
URL:
https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35 211#SecurityUpdates
The Guyana National CIRT recommends that users and administrators review these updates and apply them where necessary.
PDF Download: Solar Winds Releases Security Updates for Serv U.pdf
References
https://cyber.gc.ca/en/alerts/solarwinds-security-advisory-1
https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35 211