Tinc-Vpn Security Vulnerabilities

CVE-2013-1428

Stack-based buffer overflow in the receive_tcppacket function in net_packet.c in tinc before 1.0.21 and 1.1 before 1.1pre7 allows remote authenticated peers to cause a denial of service (crash) or possibly execute arbitrary code via a large TCP packet.

CVE-2018-16737

tinc before 1.0.30 has a broken authentication protocol, without even a partial mitigation.

CVE-2018-16738

tinc 1.0.30 through 1.0.34 has a broken authentication protocol, although there is a partial mitigation. This is fixed in 1.1.

CVE-2018-16758

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.