Security Advisory
CVE-2021-41583
CVE vulnerability detail — eXtreme Datacenter Security Operations
Description
vpn-user-portal (aka eduVPN or Lets Connect!) before 2.3.14, as packaged for Debian 10, Debian 11, and Fedora, allows remote authenticated users to obtain OS filesystem access, because of the interaction of QR codes with an exec that uses the -r option. This can be leveraged to obtain additional VPN access.