FreeBSD : FreeBSD -- heimdal KDC-REP service name validation vulnerability (420243e9-a840-11e7-b5af-a4badb2f4699)

This script is Copyright (C) 2017 Tenable Network Security, Inc.

Synopsis :

The remote FreeBSD host is missing one or more security-related

Description :

There is a programming error in the Heimdal implementation that used
an unauthenticated, plain-text version of the KDC-REP service name
found in a ticket. Impact : An attacker who has control of the network
between a client and the service it talks to will be able to
impersonate the service, allowing a successful man-in-the-middle
(MITM) attack that circumvents the mutual authentication.

See also :

Solution :

Update the affected packages.

Risk factor :

Medium / CVSS Base Score : 4.0

Family: FreeBSD Local Security Checks

Nessus Plugin ID: 103656 ()

Bugtraq ID:

CVE ID: CVE-2017-1110

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