Summary
This security update resolves vulnerabilities in Skype for Business and Microsoft Lync Server. The most severe of these vulnerabilities could allow elevation of privilege if a user clicks a specially crafted URL. An attacker would have to convince users to click a link in an instant messenger or email message that directs them to an affected website by way of a specially crafted URL. To learn more about the vulnerability, see Microsoft Security Bulletin MS15-104.
How to get and install the update
Microsoft Download Center
You can get the stand-alone update package through the Microsoft Download Center.
Download the security update for the Skype for Business Server 2015 package now.
Install and removal information
How to install and remove this security update
To install or remove this security update, see Microsoft Knowledge Base Article 3061064.
Note We don't recommend that you remove any security update.
Update deployment information
For deployment information about this security update, see Microsoft Knowledge Base Article 3089952.
Update replacement information
This update doesn't replace any previously released update.
File information
The English version of this security update has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it's converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.
For all x64-based systems
| File name | File version | File size | Date | Time | Platform |
|---|---|---|---|---|---|
| File_ext_lwa_bin_controlres | 6.0.9319.72 | 716,920 | 19-Aug-2015 | 16:26 | Not Applicable |
| File_ext_lwa_bin_controlres_ar_sa | 6.0.9319.72 | 233,632 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_az_latn_az | 6.0.9319.72 | 208,544 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_be_by | 6.0.9319.72 | 250,544 | 19-Aug-2015 | 16:26 | Not Applicable |
| File_ext_lwa_bin_controlres_bg_bg | 6.0.9319.72 | 254,112 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_ca_es | 6.0.9319.72 | 204,464 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_cs_cz | 6.0.9319.72 | 203,528 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_da_dk | 6.0.9319.72 | 200,352 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_de_de | 6.0.9319.72 | 211,104 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_el_gr | 6.0.9319.72 | 264,880 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_en_us | 6.0.9319.72 | 194,736 | 19-Aug-2015 | 16:24 | Not Applicable |
| File_ext_lwa_bin_controlres_es_es | 6.0.9319.72 | 204,976 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_et_ee | 6.0.9319.72 | 197,808 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_eu_es | 6.0.9319.72 | 201,376 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_fa_ir | 6.0.9319.72 | 241,312 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_fil_ph | 6.0.9319.72 | 205,984 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_fi_fi | 6.0.9319.72 | 199,328 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_fr_fr | 6.0.9319.72 | 212,640 | 19-Aug-2015 | 16:26 | Not Applicable |
| File_ext_lwa_bin_controlres_gl_es | 6.0.9319.72 | 204,448 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_he_il | 6.0.9319.72 | 217,760 | 19-Aug-2015 | 16:26 | Not Applicable |
| File_ext_lwa_bin_controlres_hi_in | 6.0.9319.72 | 288,520 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_hr_hr | 6.0.9319.72 | 202,912 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_hu_hu | 6.0.9319.72 | 209,568 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_id_id | 6.0.9319.72 | 199,328 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_it_it | 6.0.9319.72 | 207,520 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_ja_jp | 6.0.9319.72 | 224,416 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_kk_kz | 6.0.9319.72 | 244,912 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_ko_kr | 6.0.9319.72 | 209,584 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_lt_lt | 6.0.9319.72 | 202,008 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_lv_lv | 6.0.9319.72 | 203,952 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_mk_mk | 6.0.9319.72 | 251,144 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_ms_my | 6.0.9319.72 | 200,880 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_nb_no | 6.0.9319.72 | 197,384 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_nl_nl | 6.0.9319.72 | 205,472 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_pl_pl | 6.0.9319.72 | 206,000 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_pt_br | 6.0.9319.72 | 203,952 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_pt_pt | 6.0.9319.72 | 204,464 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_ro_ro | 6.0.9319.72 | 206,000 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_ru_ru | 6.0.9319.72 | 252,080 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_sk_sk | 6.0.9319.72 | 204,464 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_sl_si | 6.0.9319.72 | 203,424 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_sq_al | 6.0.9319.72 | 204,976 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_sr_cyrl_rs | 6.0.9319.72 | 246,432 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_sr_latn_rs | 6.0.9319.72 | 202,400 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_sv_se | 6.0.9319.72 | 200,880 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_th_th | 6.0.9319.72 | 282,800 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_tr_tr | 6.0.9319.72 | 203,936 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_uk_ua | 6.0.9319.72 | 253,104 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_uz_latn_uz | 6.0.9319.72 | 207,008 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_vi_vn | 6.0.9319.72 | 222,384 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_controlres_zh_cn | 6.0.9319.72 | 191,240 | 19-Aug-2015 | 16:26 | Not Applicable |
| File_ext_lwa_bin_controlres_zh_tw | 6.0.9319.72 | 191,152 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_ext_lwa_bin_preauth | 6.0.9319.72 | 256,112 | 19-Aug-2015 | 16:26 | Not Applicable |
| File_ext_lwa_plugins_mac | Not Applicable | 9,984,863 | 11-Jun-2015 | 03:55 | Not Applicable |
| File_ext_lwa_plugins_vista | Not Applicable | 6,189,056 | 11-Jun-2015 | 03:55 | Not Applicable |
| File_ext_lwa_plugins_win | Not Applicable | 8,765,440 | 11-Jun-2015 | 03:55 | Not Applicable |
| File_ext_lwa_scripts_common_consolidated | Not Applicable | 799,630 | 19-Aug-2015 | 15:02 | Not Applicable |
| File_ext_lwa_scripts_lyncplugin_consolidated | Not Applicable | 77,692 | 19-Aug-2015 | 15:02 | Not Applicable |
| File_ext_lwa_scripts_ui_commoncontrolconsolidated | Not Applicable | 1,337,644 | 19-Aug-2015 | 15:07 | Not Applicable |
| File_ext_lwa_scripts_ui_miscclientconsolidated | Not Applicable | 605,647 | 19-Aug-2015 | 15:10 | Not Applicable |
| File_ext_lwa_webpages_lwaclient | Not Applicable | 16,193 | 19-Aug-2015 | 14:33 | Not Applicable |
| File_int_lwa_bin_controlres | 6.0.9319.72 | 716,920 | 19-Aug-2015 | 16:26 | Not Applicable |
| File_int_lwa_bin_controlres_ar_sa | 6.0.9319.72 | 233,632 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_az_latn_az | 6.0.9319.72 | 208,544 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_be_by | 6.0.9319.72 | 250,544 | 19-Aug-2015 | 16:26 | Not Applicable |
| File_int_lwa_bin_controlres_bg_bg | 6.0.9319.72 | 254,112 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_ca_es | 6.0.9319.72 | 204,464 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_cs_cz | 6.0.9319.72 | 203,528 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_da_dk | 6.0.9319.72 | 200,352 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_de_de | 6.0.9319.72 | 211,104 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_el_gr | 6.0.9319.72 | 264,880 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_en_us | 6.0.9319.72 | 194,736 | 19-Aug-2015 | 16:24 | Not Applicable |
| File_int_lwa_bin_controlres_es_es | 6.0.9319.72 | 204,976 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_et_ee | 6.0.9319.72 | 197,808 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_eu_es | 6.0.9319.72 | 201,376 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_fa_ir | 6.0.9319.72 | 241,312 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_fil_ph | 6.0.9319.72 | 205,984 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_fi_fi | 6.0.9319.72 | 199,328 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_fr_fr | 6.0.9319.72 | 212,640 | 19-Aug-2015 | 16:26 | Not Applicable |
| File_int_lwa_bin_controlres_gl_es | 6.0.9319.72 | 204,448 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_he_il | 6.0.9319.72 | 217,760 | 19-Aug-2015 | 16:26 | Not Applicable |
| File_int_lwa_bin_controlres_hi_in | 6.0.9319.72 | 288,520 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_hr_hr | 6.0.9319.72 | 202,912 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_hu_hu | 6.0.9319.72 | 209,568 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_id_id | 6.0.9319.72 | 199,328 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_it_it | 6.0.9319.72 | 207,520 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_ja_jp | 6.0.9319.72 | 224,416 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_kk_kz | 6.0.9319.72 | 244,912 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_ko_kr | 6.0.9319.72 | 209,584 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_lt_lt | 6.0.9319.72 | 202,008 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_lv_lv | 6.0.9319.72 | 203,952 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_mk_mk | 6.0.9319.72 | 251,144 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_ms_my | 6.0.9319.72 | 200,880 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_nb_no | 6.0.9319.72 | 197,384 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_nl_nl | 6.0.9319.72 | 205,472 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_pl_pl | 6.0.9319.72 | 206,000 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_pt_br | 6.0.9319.72 | 203,952 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_pt_pt | 6.0.9319.72 | 204,464 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_ro_ro | 6.0.9319.72 | 206,000 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_ru_ru | 6.0.9319.72 | 252,080 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_sk_sk | 6.0.9319.72 | 204,464 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_sl_si | 6.0.9319.72 | 203,424 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_sq_al | 6.0.9319.72 | 204,976 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_sr_cyrl_rs | 6.0.9319.72 | 246,432 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_sr_latn_rs | 6.0.9319.72 | 202,400 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_sv_se | 6.0.9319.72 | 200,880 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_th_th | 6.0.9319.72 | 282,800 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_tr_tr | 6.0.9319.72 | 203,936 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_uk_ua | 6.0.9319.72 | 253,104 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_uz_latn_uz | 6.0.9319.72 | 207,008 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_vi_vn | 6.0.9319.72 | 222,384 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_controlres_zh_cn | 6.0.9319.72 | 191,240 | 19-Aug-2015 | 16:26 | Not Applicable |
| File_int_lwa_bin_controlres_zh_tw | 6.0.9319.72 | 191,152 | 19-Aug-2015 | 16:27 | Not Applicable |
| File_int_lwa_bin_preauth | 6.0.9319.72 | 256,112 | 19-Aug-2015 | 16:26 | Not Applicable |
| File_int_lwa_plugins_mac | Not Applicable | 9,984,863 | 11-Jun-2015 | 03:55 | Not Applicable |
| File_int_lwa_plugins_vista | Not Applicable | 6,189,056 | 11-Jun-2015 | 03:55 | Not Applicable |
| File_int_lwa_plugins_win | Not Applicable | 8,765,440 | 11-Jun-2015 | 03:55 | Not Applicable |
| File_int_lwa_scripts_common_consolidated | Not Applicable | 799,630 | 19-Aug-2015 | 15:02 | Not Applicable |
| File_int_lwa_scripts_lyncplugin_consolidated | Not Applicable | 77,692 | 19-Aug-2015 | 15:02 | Not Applicable |
| File_int_lwa_scripts_ui_commoncontrolconsolidated | Not Applicable | 1,337,644 | 19-Aug-2015 | 15:07 | Not Applicable |
| File_int_lwa_scripts_ui_miscclientconsolidated | Not Applicable | 605,647 | 19-Aug-2015 | 15:10 | Not Applicable |
| File_int_lwa_webpages_lwaclient | Not Applicable | 16,193 | 19-Aug-2015 | 14:33 | Not Applicable |
How to obtain help and support for this security update
Help for installing updates: Support for Microsoft Update
Security solutions for IT professionals: TechNet Security Troubleshooting and Support
Help for protecting your Windows-based computer from viruses and malware: Virus Solution and Security Center
Local support according to your country: International Support