Security Information / 2018 / Security Information -- DSA-4312-1 tinc

Debian Security Advisory

DSA-4312-1 tinc -- security update

Date Reported:

08 Oct 2018

Affected Packages:

tinc

Vulnerable:

Yes

Security database references:

In Mitre's CVE dictionary: CVE-2018-16738, CVE-2018-16758.

More information:

Several vulnerabilities were discovered in tinc, a Virtual Private Network (VPN) daemon. The Common Vulnerabilities and Exposures project identifies the following problems:

• CVE-2018-16738

  Michael Yonli discovered a flaw in the implementation of the authentication protocol that could allow a remote attacker to establish an authenticated, one-way connection with another node.

• CVE-2018-16758

  Michael Yonli discovered that a man-in-the-middle that has intercepted a TCP connection might be able to disable encryption of UDP packets sent by a node.

For the stable distribution (stretch), these problems have been fixed in version 1.0.31-1+deb9u1.

We recommend that you upgrade your tinc packages.

For the detailed security status of tinc please refer to its security tracker page at: https://security-tracker.debian.org/tracker/tinc