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FreeBSD : krb5 -- KDC denial of service vulnerability (62d45229-4fa0-11e6-9d13-206a8a720317)

medium Nessus Plugin ID 92503

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Synopsis

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

Description

Major changes in krb5 1.14.3 and krb5 1.13.6 :

Fix a rare KDC denial of service vulnerability when anonymous client principals are restricted to obtaining TGTs only [CVE-2016-3120] .

Solution

Update the affected packages.

See Also

http://web.mit.edu/kerberos/krb5-1.14/

http://www.nessus.org/u?10d4c555

Plugin Details

Severity: Medium

ID: 92503

File Name: freebsd_pkg_62d452294fa011e69d13206a8a720317.nasl

Version: 2.11

Type: local

Published: 7/22/2016

Updated: 1/30/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:P

CVSS Score Source: CVE-2016-3120

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:freebsd:freebsd, p-cpe:/a:freebsd:freebsd:krb5-113, p-cpe:/a:freebsd:freebsd:krb5-114

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Exploit Ease: No known exploits are available

Patch Publication Date: 7/21/2016

Vulnerability Publication Date: 7/20/2016

Reference Information

CVE: CVE-2016-3120

IAVB: 2016-B-0115-S