Summary
This security update resolves a vulnerability in Microsoft Windows that could allow security feature bypass by unintentionally relaxing the firewall policy or configuration of certain services. This unintentional behavior occurs when an attacker on the same network as the victim spoofs responses to DNS and LDAP traffic that is initiated by the victim.
Introduction
Microsoft has released security bulletin MS15-005. To learn more about this security bulletin:
Support for Microsoft Update
Security solutions for IT professionals:
TechNet Security Troubleshooting and Support
Help protect your Windows-based computer from viruses and malware:
Virus Solution and Security Center
Local support according to your country:
International Support
- Home users:
Skip the details: Download the updates for your home computer or laptop from the Microsoft Update website now: - IT professionals:
How to obtain help and support for this security update
Help installing updates:Support for Microsoft Update
Security solutions for IT professionals:
TechNet Security Troubleshooting and Support
Help protect your Windows-based computer from viruses and malware:
Virus Solution and Security Center
Local support according to your country:
International Support
More Information
Note Windows Server 2003 is affected, but an update is not being issued for it. See the Update FAQ of bulletin MS15-005 for more information.
Security update deployment information
The following table contains the security update information for this software.
The following table contains the security update information for this software.
The following table contains the security update information for this software.
The following table contains the security update information for this software.
The following table contains the security update information for this software.
The following table contains the security update information for this software.
Windows Vista (all editions)
Reference TableThe following table contains the security update information for this software.
| Security update file names | For all supported 32-bit editions of Windows Vista: Windows6.0-KB3022777-x86.msu |
| For all supported x64-based editions of Windows Vista: Windows6.0-KB3022777-x64.msu | |
| Installation switches | See Microsoft Knowledge Base Article 934307 |
| Restart requirement | Yes, you must restart your system after you apply this security update. |
| Removal information | WUSA.exe does not support uninstall of updates. To uninstall an update installed by WUSA, click Control Panel, and then click Security. Under Windows Update, click View installed updates, and then select from the list of updates. |
| File information | See Microsoft Knowledge Base Article 3022777 |
| Registry key verification | Note A registry key does not exist to validate the presence of this update. |
Windows Server 2008 (all editions)
Reference TableThe following table contains the security update information for this software.
| Security update file names | For all supported 32-bit editions of Windows Server 2008: Windows6.0-KB3022777-x86.msu |
| For all supported x64-based editions of Windows Server 2008: Windows6.0-KB3022777-x64.msu | |
| For all supported Itanium-based editions of Windows Server 2008: Windows6.0-KB3022777-ia64.msu | |
| Installation switches | See Microsoft Knowledge Base Article 934307 |
| Restart requirement | Yes, you must restart your system after you apply this security update. |
| Removal information | WUSA.exe does not support uninstall of updates. To uninstall an update that is installed by WUSA, click Control Panel, and then click Security. Under Windows Update, click View installed updates, and then select from the list of updates. |
| File information | See Microsoft Knowledge Base Article 3022777 |
| Registry key verification | Note A registry key does not exist to validate the presence of this update. |
Windows 7 (all editions)
Reference TableThe following table contains the security update information for this software.
| Security update file name | For all supported 32-bit editions of Windows 7: Windows6.1-KB3022777-x86.msu |
| For all supported x64-based editions of Windows 7: Windows6.1-KB3022777-x64.msu | |
| Installation switches | See Microsoft Knowledge Base Article 934307 |
| Restart requirement | Yes, you must restart your system after you apply this security update. Or, you can stop the nlasvc service, apply the security update, and then start the nlasvc service. |
| Removal information | To uninstall an update that is installed by WUSA, use the /Uninstall setup switch. Or, click Control Panel, click System and Security, and under Windows Update, click View installed updates, and then select from the list of updates. |
| File information | See Microsoft Knowledge Base Article 3022777 |
| Registry key verification | Note A registry key does not exist to validate the presence of this update. |
Windows Server 2008 R2 (all editions)
Reference TableThe following table contains the security update information for this software.
| Security update file name | For all supported x64-based editions of Windows Server 2008 R2: Windows6.1-KB3022777-x64.msu |
| For all supported Itanium-based editions of Windows Server 2008 R2: Windows6.1-KB3022777-ia64.msu | |
| Installation switches | See Microsoft Knowledge Base Article 934307 |
| Restart requirement | Yes, you must restart your system after you apply this security update. |
| Removal information | To uninstall an update that is installed by WUSA, use the /Uninstall setup switch. Or, click Control Panel, click System and Security, and under Windows Update, click View installed updates, and then select from the list of updates. |
| File information | See Microsoft Knowledge Base Article 3022777 |
| Registry key verification | Note A registry key does not exist to validate the presence of this update. |
Windows 8 and Windows 8.1 (all editions)
Reference TableThe following table contains the security update information for this software.
| Security update file name | For all supported 32-bit editions of Windows 8: Windows8-RT-KB3022777-x86.msu |
| For all supported x64-based editions of Windows 8: Windows8-RT-KB3022777-x64.msu | |
| For all supported 32-bit editions of Windows 8.1: Windows8.1-KB3022777-x86.msu | |
| For all supported x64-based editions of Windows 8.1: Windows8.1-KB3022777-x64.msu | |
| Installation switches | See Microsoft Knowledge Base Article 934307 |
| Restart requirement | Yes, you must restart your system after you apply this security update. |
| Removal information | To uninstall an update that is installed by WUSA, use the /Uninstall setup switch. Or, click Control Panel, click System and Security, click Windows Update, and under See also, click Installed updates, and then select from the list of updates. |
| File information | See Microsoft Knowledge Base Article 3022777 |
| Registry key verification | Note A registry key does not exist to validate the presence of this update. |
Windows Server 2012 and Windows Server 2012 R2 (all editions)
Reference TableThe following table contains the security update information for this software.
| Security update file name | For all supported editions of Windows Server 2012: Windows8-RT-KB3022777-x64.msu |
| For all supported editions of Windows Server 2012 R2: Windows8.1-KB3022777-x64.msu | |
| Installation switches | See Microsoft Knowledge Base Article 934307 |
| Restart requirement | Yes, you must restart your system after you apply this security update. |
| Removal information | To uninstall an update that is installed by WUSA, use the /Uninstall setup switch. Or, click Control Panel, click System and Security, click Windows Update, and under See also, click Installed updates, and then select from the list of updates. |
| File information | See Microsoft Knowledge Base Article 3022777 |
| Registry key verification | Note A registry key does not exist to validate the presence of this update. |
File information
The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and times for these files on your local computer are displayed in your local time and with your current daylight saving time (DST) bias. Additionally, the dates and times may change when you perform certain operations on the files.
Windows Vista and Windows Server 2008 file information
- The files that apply to a specific product, milestone (SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:
Version Product Milestone Service branch 6.0.6002.19xxx Windows Vista SP2 and Windows Server 2008 SP2 SP2 GDR 6.0.6002.23xxx Windows Vista SP2 and Windows Server 2008 SP2 SP2 LDR - GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes.
For all supported x86-based versions of Windows Vista and Windows Server 2008
| File name | File version | File size | Date | Time | Platform |
|---|---|---|---|---|---|
| Ncsi.dll | 6.0.6002.19250 | 93,184 | 06-Dec-2014 | 03:14 | x86 |
| Nlaapi.dll | 6.0.6002.19250 | 48,640 | 06-Dec-2014 | 03:14 | x86 |
| Nlasvc.dll | 6.0.6002.19250 | 174,080 | 06-Dec-2014 | 03:14 | x86 |
| Ncsi.dll | 6.0.6002.23557 | 93,184 | 06-Dec-2014 | 02:51 | x86 |
| Nlaapi.dll | 6.0.6002.23557 | 48,640 | 06-Dec-2014 | 02:51 | x86 |
| Nlasvc.dll | 6.0.6002.23557 | 174,592 | 06-Dec-2014 | 02:51 | x86 |
For all supported x64-based versions of Windows Vista and Windows Server 2008
| File name | File version | File size | Date | Time | Platform |
|---|---|---|---|---|---|
| Ncsi.dll | 6.0.6001.18000 | 109,056 | 19-Jan-2008 | 08:03 | x64 |
| Nlaapi.dll | 6.0.6002.19250 | 61,440 | 06-Dec-2014 | 02:54 | x64 |
| Nlasvc.dll | 6.0.6002.19250 | 205,824 | 06-Dec-2014 | 02:54 | x64 |
| Ncsi.dll | 6.0.6002.23557 | 109,056 | 06-Dec-2014 | 02:35 | x64 |
| Nlaapi.dll | 6.0.6002.23557 | 61,440 | 06-Dec-2014 | 02:36 | x64 |
| Nlasvc.dll | 6.0.6002.23557 | 206,848 | 06-Dec-2014 | 02:36 | x64 |
| Ncsi.dll | 6.0.6002.19250 | 93,184 | 06-Dec-2014 | 03:14 | x86 |
| Nlaapi.dll | 6.0.6002.19250 | 48,640 | 06-Dec-2014 | 03:14 | x86 |
| Ncsi.dll | 6.0.6002.23557 | 93,184 | 06-Dec-2014 | 02:51 | x86 |
| Nlaapi.dll | 6.0.6002.23557 | 48,640 | 06-Dec-2014 | 02:51 | x86 |
For all supported IA-64-based versions of Windows Server 2008
| File name | File version | File size | Date | Time | Platform |
|---|---|---|---|---|---|
| Ncsi.dll | 6.0.6001.18000 | 269,824 | 19-Jan-2008 | 08:29 | IA-64 |
| Nlaapi.dll | 6.0.6001.18000 | 150,016 | 19-Jan-2008 | 08:29 | IA-64 |
| Nlasvc.dll | 6.0.6002.19250 | 451,584 | 06-Dec-2014 | 02:38 | IA-64 |
| Ncsi.dll | 6.0.6002.23557 | 269,312 | 06-Dec-2014 | 02:15 | IA-64 |
| Nlaapi.dll | 6.0.6002.23557 | 150,016 | 06-Dec-2014 | 02:15 | IA-64 |
| Nlasvc.dll | 6.0.6002.23557 | 452,608 | 06-Dec-2014 | 02:15 | IA-64 |
| Ncsi.dll | 6.0.6002.19250 | 93,184 | 06-Dec-2014 | 03:14 | x86 |
| Nlaapi.dll | 6.0.6002.19250 | 48,640 | 06-Dec-2014 | 03:14 | x86 |
| Ncsi.dll | 6.0.6002.23557 | 93,184 | 06-Dec-2014 | 02:51 | x86 |
| Nlaapi.dll | 6.0.6002.23557 | 48,640 | 06-Dec-2014 | 02:51 | x86 |
Windows 7 and Windows Server 2008 R2 file information
- The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:
Version Product Milestone Service branch 6.1.7601.18xxx Windows 7 and Windows Server 2008 R2 SP1 GDR 6.1.7601.22xxx Windows 7 and Windows Server 2008 R2 SP1 LDR - GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes.
For all supported x86-based versions of Windows 7
| File name | File version | File size | Date | Time | Platform |
|---|---|---|---|---|---|
| Ncsi.dll | 6.1.7601.17964 | 156,672 | 03-Oct-2012 | 16:42 | x86 |
| Nlaapi.dll | 6.1.7601.17964 | 52,224 | 03-Oct-2012 | 16:42 | x86 |
| Nlasvc.dll | 6.1.7601.18685 | 242,688 | 06-Dec-2014 | 03:50 | x86 |
| Nlasvc.ptxml | Not Applicable | 2,494 | 13-Jul-2009 | 20:54 | Not Applicable |
| Ncsi.dll | 6.1.7601.22893 | 162,304 | 06-Dec-2014 | 04:18 | x86 |
| Nlaapi.dll | 6.1.7601.22137 | 52,224 | 18-Oct-2012 | 19:37 | x86 |
| Nlasvc.dll | 6.1.7601.22893 | 242,688 | 06-Dec-2014 | 04:18 | x86 |
| Nlasvc.ptxml | Not Applicable | 2,494 | 13-Jul-2009 | 20:54 | Not Applicable |
For all supported x64-based versions of Windows 7 and Windows Server 2008 R2
| File name | File version | File size | Date | Time | Platform |
|---|---|---|---|---|---|
| Ncsi.dll | 6.1.7601.17964 | 216,576 | 03-Oct-2012 | 17:44 | x64 |
| Nlaapi.dll | 6.1.7601.17964 | 70,656 | 03-Oct-2012 | 17:44 | x64 |
| Nlasvc.dll | 6.1.7601.18685 | 303,616 | 06-Dec-2014 | 04:17 | x64 |
| Nlasvc.ptxml | Not Applicable | 2,494 | 03-Oct-2012 | 11:47 | Not Applicable |
| Ncsi.dll | 6.1.7601.22893 | 223,744 | 06-Dec-2014 | 04:31 | x64 |
| Nlaapi.dll | 6.1.7601.22137 | 70,656 | 18-Oct-2012 | 20:31 | x64 |
| Nlasvc.dll | 6.1.7601.22893 | 303,616 | 06-Dec-2014 | 04:31 | x64 |
| Nlasvc.ptxml | Not Applicable | 2,494 | 18-Oct-2012 | 14:47 | Not Applicable |
| Ncsi.dll | 6.1.7601.17964 | 156,672 | 03-Oct-2012 | 16:42 | x86 |
| Nlaapi.dll | 6.1.7601.17964 | 52,224 | 03-Oct-2012 | 16:42 | x86 |
| Ncsi.dll | 6.1.7601.22893 | 162,304 | 06-Dec-2014 | 04:18 | x86 |
| Nlaapi.dll | 6.1.7601.22137 | 52,224 | 18-Oct-2012 | 19:37 | x86 |
| Ncsi.dll | 6.1.7601.18685 | 156,672 | 06-Dec-2014 | 03:50 | x86 |
| Nlaapi.dll | 6.1.7601.18685 | 52,224 | 06-Dec-2014 | 03:50 | x86 |
| Wow64_nlasvc.ptxml | Not Applicable | 2,494 | 06-Dec-2014 | 01:07 | Not Applicable |
| Ncsi.dll | 6.1.7601.22893 | 162,304 | 06-Dec-2014 | 04:18 | x86 |
| Nlaapi.dll | 6.1.7601.22893 | 52,224 | 06-Dec-2014 | 04:18 | x86 |
| Wow64_nlasvc.ptxml | Not Applicable | 2,494 | 06-Dec-2014 | 01:08 | Not Applicable |
For all supported IA-64-based versions of Windows Server 2008 R2
| File name | File version | File size | Date | Time | Platform |
|---|---|---|---|---|---|
| Ncsi.dll | 6.1.7601.17964 | 480,768 | 03-Oct-2012 | 16:30 | IA-64 |
| Nlaapi.dll | 6.1.7601.18685 | 156,672 | 06-Dec-2014 | 03:30 | IA-64 |
| Nlasvc.dll | 6.1.7601.18685 | 603,648 | 06-Dec-2014 | 03:30 | IA-64 |
| Nlasvc.ptxml | Not Applicable | 2,494 | 03-Oct-2012 | 11:40 | Not Applicable |
| Ncsi.dll | 6.1.7601.22893 | 485,888 | 06-Dec-2014 | 03:19 | IA-64 |
| Nlaapi.dll | 6.1.7601.22893 | 156,672 | 06-Dec-2014 | 03:19 | IA-64 |
| Nlasvc.dll | 6.1.7601.22893 | 603,648 | 06-Dec-2014 | 03:19 | IA-64 |
| Nlasvc.ptxml | Not Applicable | 2,494 | 18-Oct-2012 | 14:40 | Not Applicable |
| Ncsi.dll | 6.1.7601.18685 | 156,672 | 06-Dec-2014 | 03:50 | x86 |
| Nlaapi.dll | 6.1.7601.18685 | 52,224 | 06-Dec-2014 | 03:50 | x86 |
| Wow64_nlasvc.ptxml | Not Applicable | 2,494 | 06-Dec-2014 | 01:07 | Not Applicable |
| Ncsi.dll | 6.1.7601.22893 | 162,304 | 06-Dec-2014 | 04:18 | x86 |
| Nlaapi.dll | 6.1.7601.22893 | 52,224 | 06-Dec-2014 | 04:18 | x86 |
| Wow64_nlasvc.ptxml | Not Applicable | 2,494 | 06-Dec-2014 | 01:08 | Not Applicable |
Windows 8 and Windows Server 2012 file information
- The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:
Version Product Milestone Service branch 6.2.920 0.17 xxx Windows 8 and Windows Server 2012 RTM GDR 6.2.920 0.21 xxx Windows 8 and Windows Server 2012 RTM LDR - GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes.
For all supported x86-based versions of Windows 8
| File name | File version | File size | Date | Time | Platform |
|---|---|---|---|---|---|
| Ncsi.dll | 6.2.9200.17199 | 284,160 | 06-Dec-2014 | 06:09 | x86 |
| Nlaapi.dll | 6.2.9200.17199 | 55,296 | 06-Dec-2014 | 06:09 | x86 |
| Nlasvc.dll | 6.2.9200.17199 | 287,232 | 06-Dec-2014 | 06:09 | x86 |
| Nlasvc.ptxml | Not Applicable | 4,075 | 20-Sep-2012 | 01:48 | Not Applicable |
| Ncsi.dll | 6.2.9200.20623 | 283,136 | 02-Feb-2013 | 07:03 | x86 |
| Nlaapi.dll | 6.2.9200.16384 | 55,296 | 26-Jul-2012 | 03:19 | x86 |
| Nlasvc.dll | 6.2.9200.21316 | 286,720 | 06-Dec-2014 | 05:41 | x86 |
| Nlasvc.ptxml | Not Applicable | 4,075 | 25-Jul-2012 | 20:36 | Not Applicable |
For all supported x64-based versions of Windows 8 and Windows Server 2012
| File name | File version | File size | Date | Time | Platform |
|---|---|---|---|---|---|
| Ncsi.dll | 6.2.9200.17199 | 384,000 | 06-Dec-2014 | 07:52 | x64 |
| Nlaapi.dll | 6.2.9200.17199 | 72,192 | 06-Dec-2014 | 07:52 | x64 |
| Nlasvc.dll | 6.2.9200.17199 | 357,376 | 06-Dec-2014 | 07:52 | x64 |
| Nlasvc.ptxml | Not Applicable | 4,075 | 20-Sep-2012 | 01:45 | Not Applicable |
| Ncsi.dll | 6.2.9200.20623 | 385,024 | 02-Feb-2013 | 06:54 | x64 |
| Nlaapi.dll | 6.2.9200.16384 | 72,192 | 26-Jul-2012 | 03:06 | x64 |
| Nlasvc.dll | 6.2.9200.21316 | 356,352 | 06-Dec-2014 | 06:41 | x64 |
| Nlasvc.ptxml | Not Applicable | 4,075 | 25-Jul-2012 | 20:32 | Not Applicable |
| Nlaapi.dll | 6.2.9200.17199 | 55,296 | 06-Dec-2014 | 06:09 | x86 |
| Wow64_nlasvc.ptxml | Not Applicable | 4,075 | 02-Feb-2013 | 03:12 | Not Applicable |
| Nlaapi.dll | 6.2.9200.20623 | 55,296 | 02-Feb-2013 | 07:03 | x86 |
| Wow64_nlasvc.ptxml | Not Applicable | 4,075 | 02-Feb-2013 | 01:41 | Not Applicable |
Windows 8.1 and Windows Server 2012 R2 file information
For all supported x86-based versions of Windows 8.1
| File name | File version | File size | Date | Time | Platform |
|---|---|---|---|---|---|
| Ncsi.dll | 6.3.9600.17550 | 273,408 | 06-Dec-2014 | 02:36 | x86 |
| Nlaapi.dll | 6.3.9600.17415 | 65,536 | 29-Oct-2014 | 01:01 | x86 |
| Nlasvc.dll | 6.3.9600.17550 | 314,880 | 06-Dec-2014 | 01:28 | x86 |
| Nlasvc.ptxml | Not Applicable | 4,075 | 21-Aug-2013 | 23:41 | Not Applicable |
For all supported x64-based versions of Windows 8.1 and Windows Server 2012 R2
| File name | File version | File size | Date | Time | Platform |
|---|---|---|---|---|---|
| Ncsi.dll | 6.3.9600.17550 | 360,448 | 06-Dec-2014 | 03:17 | x64 |
| Nlaapi.dll | 6.3.9600.17415 | 86,016 | 29-Oct-2014 | 01:24 | x64 |
| Nlasvc.dll | 6.3.9600.17550 | 391,680 | 06-Dec-2014 | 01:41 | x64 |
| Nlasvc.ptxml | Not Applicable | 4,075 | 22-Aug-2013 | 06:46 | Not Applicable |
| Nlaapi.dll | 6.3.9600.17415 | 65,536 | 29-Oct-2014 | 01:01 | x86 |
| Wow64_nlasvc.ptxml | Not Applicable | 4,075 | 21-Aug-2013 | 23:41 | Not Applicable |
File hash information
| Windows6.0-KB3022777-ia64.msu | 8B670AB57FB1D43B45006916F6EB9AF7AD12080F | 65886D03A6303BDDC0DC3F23413EB54A8566B629ED86371D01CB92BD6A3D31CF |
| Windows6.0-KB3022777-x86.msu | 52E88D1C428F9A0160BA895352FDAF3BE6EE0263 | 050D2486826CC32137069FE36750D057459453A93E1885759F0AD1A65D4E7A0A |
| Windows6.1-KB3022777-ia64.msu | 34190DCAADA37F7143458108408AE8388D83020D | 6BD9D29C3D965A379B9CCBCBB09575599D5BD588CCA2119E9FFF60E627479FE1 |
| Windows6.1-KB3022777-x86.msu | 8F68CAD0FDCF82B019582C0FDF1EECD1CBA672CD | 3F8DC08D1113BDD2E56546E4EACC6F7F1A4ED7B55A03B627E1BDAB616468A18B |
| Windows8.1-KB3022777-x86.msu | BC3EEA48322EA52C9FC2B25D616BCE242A19C03F | 45883E63E92BEBC3E552258426248CB23E42692EFF6AD5D14E44C6173A1B5476 |
| Windows8-RT-KB3022777-x86.msu | DCE15556E802A436FCA33F4745EC96D9D9033757 | 613CA55BE4BACAA23D50BFD74BDA342CF6FBDA297E1C787EA0A010B4B284ECC3 |
| File name | SHA1 hash | SHA256 hash |
|---|