CVE-2023-2754 Information

Description

The Cloudflare WARP client for Windows assigns loopback IPv4 addresses for the DNS Servers since WARP acts as local DNS server that performs DNS queries in a secure manner however if a user is connected to WARP over an IPv6-capable network te WARP client did not assign loopback IPv6 addresses but Unique Local Addresses which under certain conditions could point towards unknown devices in the same local network which enables an Attacker to view DNS queries made by the device.

Reference

https://install.appcenter.ms/orgs/cloudflare/apps/1.1.1.1-windows-1/distribution_groups/release https://github.com/cloudflare/advisories/security/advisories/GHSA-mv6g-7577-vq4w https://developers.cloudflare.com/warp-client/