| Name | CVE-2018-16758 | 
| Description | Missing message authentication in the meta-protocol in Tinc VPN version 1.0.34 and earlier allows a man-in-the-middle attack to disable the encryption of VPN packets. | 
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) | 
| References | DLA-1538-1, DSA-4312-1 | 
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status | 
|---|
| tinc (PTS) | bookworm, bullseye | 1.0.36-2 | fixed | 
|  | forky, sid, trixie | 1.0.36-2.1 | fixed | 
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs | 
|---|
| tinc | source | jessie | 1.0.24-2+deb8u1 |  | DLA-1538-1 |  | 
| tinc | source | stretch | 1.0.31-1+deb9u1 |  | DSA-4312-1 |  | 
| tinc | source | (unstable) | 1.0.35-1 |  |  |  | 
Notes
http://www.tinc-vpn.org/git/browse?p=tinc;a=commit;h=e97943b7cc9c851ae36f5a41e2b6102faa74193f