MS16-021: Security Update for NPS RADIUS Server to Address Denial of Service (3133043)

Medium Nessus Plugin ID 88653


The remote Windows host is affected by a denial of service vulnerability.


The remote Windows host is affected by a denial of service vulnerability in the Network Policy Server (NPS) due to improper handling of RADIUS authentication requests. An unauthenticated, remote attacker can exploit this, via specially crafted username strings, to cause a denial of service condition for RADIUS authentication on the NPS.


Microsoft has released a set of patches for Windows 2008, 2008 R2, 2012, and 2012 R2.

See Also

Plugin Details

Severity: Medium

ID: 88653

File Name: smb_nt_ms16-021.nasl

Version: $Revision: 1.5 $

Type: local

Agent: windows

Published: 2016/02/09

Modified: 2017/07/12

Dependencies: 13855, 57033

Risk Information

Risk Factor: Medium


Base Score: 5

Temporal Score: 4.1

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

Temporal Vector: CVSS2#E:F/RL:OF/RC:ND

Vulnerability Information

CPE: cpe:/o:microsoft:windows

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2016/02/09

Vulnerability Publication Date: 2016/02/09

Reference Information

CVE: CVE-2016-0050

BID: 82513

OSVDB: 134326

MSFT: MS16-021

MSKB: 3133043

IAVA: 2016-A-0047