CVE-2023-2754

Name
CVE-2023-2754
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.
NVD Severity
medium
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

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

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:cloudflare:warp:*:*:*:*:*:windows:*:* warp >= None < 2023.7.160.0

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
warp 3.18-community 0.5.4-r0 knuxify <knuxify@gmail.com> possibly vulnerable
warp 3.19-community 0.6.2-r0 knuxify <knuxify@gmail.com> possibly vulnerable
warp edge-community 0.7.0-r0 knuxify <knuxify@gmail.com> possibly vulnerable
warp 3.20-community 0.7.0-r0 knuxify <knuxify@gmail.com> possibly vulnerable