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CVE-2023-48957

Description

PureVPN Linux client 2.0.2-Productions fails to properly handle DNS queries, allowing them to bypass the VPN tunnel and be sent directly to the ISP or default DNS servers.

POC

Reference

- https://latesthackingnews.com/2023/11/13/multiple-vulnerabilities-found-in-purevpn-one-remains-unpatched/

- https://www.rafaybaloch.com/2023/11/Multiple%20Critical-Vulnerabilities-in-PureVPN.html?m=1

Github

- https://github.com/fkie-cad/nvd-json-data-feeds