| Vuln ID | Severity | Asset | STIG | Title | Status | Doc Status | Assigned To | Actions |
|---|---|---|---|---|---|---|---|---|
| V-223345 | CAT II | MONT-WS-92040 | Microsoft Office 365 ProPlus Security Te... | The HTTP fallback for SIP connection in Lync must ... | - | |||
Check TextVerify the policy value for Computer Configuration >> Administrative Templates >> Skype for Business 2016 >> Microsoft Lync Feature Policies "Disable HTTP fallback for SIP connection" is set to "Enabled". Use the Windows Registry Editor to navigate to the following key: HKLM\Software\Policies\Microsoft\office\16.0\lync If the value disablehttpconnect is REG_DWORD = 1, this is not a finding. Fix TextSet the policy value for Computer Configuration >> Administrative Templates >> Skype for Business 2016 >> Microsoft Lync Feature Policies "Disable HTTP fallback for SIP connection" to "Enabled". Finding DetailsEvaluate-STIG 1.2507.5 (Scan-Office365_Checks) found this to be NOT APPLICABLE on 10/23/2025 ResultHash: 4509309295E46E18CF4C294C420C55851A7ACF6E ~~~~~ Lync is not installed so this requirement is NA per the STIG Overview.
Source: _Reviewed/MONT-WS-92040/Checklist/MONT-WS-92040_MSOffice365_V3R3_20251023-142330.ckl
Scan Date: 2026-01-14T12:57:25.987513
Technology Area: Windows Operating System
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| V-223345 | CAT II | MONT-WS-92010 | Microsoft Office 365 ProPlus Security Te... | The HTTP fallback for SIP connection in Lync must ... | - | |||
Check TextVerify the policy value for Computer Configuration >> Administrative Templates >> Skype for Business 2016 >> Microsoft Lync Feature Policies "Disable HTTP fallback for SIP connection" is set to "Enabled". Use the Windows Registry Editor to navigate to the following key: HKLM\Software\Policies\Microsoft\office\16.0\lync If the value disablehttpconnect is REG_DWORD = 1, this is not a finding. Fix TextSet the policy value for Computer Configuration >> Administrative Templates >> Skype for Business 2016 >> Microsoft Lync Feature Policies "Disable HTTP fallback for SIP connection" to "Enabled". Finding DetailsEvaluate-STIG 1.2507.5 (Scan-Office365_Checks) found this to be NOT APPLICABLE on 10/23/2025 ResultHash: 4509309295E46E18CF4C294C420C55851A7ACF6E ~~~~~ Lync is not installed so this requirement is NA per the STIG Overview.
Source: _Reviewed/MONT-WS-92010/Checklist/MONT-WS-92010_MSOffice365_V3R3_20251023-141031.ckl
Scan Date: 2026-01-14T12:57:28.231385
Technology Area: Windows Operating System
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| V-223345 | CAT II | MONT-SW-89108 | Microsoft Office 365 ProPlus Security Te... | The HTTP fallback for SIP connection in Lync must ... | - | |||
Check TextVerify the policy value for Computer Configuration >> Administrative Templates >> Skype for Business 2016 >> Microsoft Lync Feature Policies "Disable HTTP fallback for SIP connection" is set to "Enabled". Use the Windows Registry Editor to navigate to the following key: HKLM\Software\Policies\Microsoft\office\16.0\lync If the value disablehttpconnect is REG_DWORD = 1, this is not a finding. Fix TextSet the policy value for Computer Configuration >> Administrative Templates >> Skype for Business 2016 >> Microsoft Lync Feature Policies "Disable HTTP fallback for SIP connection" to "Enabled". Finding DetailsEvaluate-STIG 1.2510.0 (Scan-Office365_Checks) found this to be NOT APPLICABLE on 12/17/2025 ResultHash: 4509309295E46E18CF4C294C420C55851A7ACF6E ~~~~~ Lync is not installed so this requirement is NA per the STIG Overview.
Source: MONT-SW-89108_MSOffice365_V3R4_20251217-202911.ckl
Scan Date: 2026-03-04T15:25:16.145630
Technology Area: Windows Operating System
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| V-223345 | CAT II | MONT-SW-89134 | Microsoft Office 365 ProPlus Security Te... | The HTTP fallback for SIP connection in Lync must ... | - | |||
Check TextVerify the policy value for Computer Configuration >> Administrative Templates >> Skype for Business 2016 >> Microsoft Lync Feature Policies "Disable HTTP fallback for SIP connection" is set to "Enabled". Use the Windows Registry Editor to navigate to the following key: HKLM\Software\Policies\Microsoft\office\16.0\lync If the value disablehttpconnect is REG_DWORD = 1, this is not a finding. Fix TextSet the policy value for Computer Configuration >> Administrative Templates >> Skype for Business 2016 >> Microsoft Lync Feature Policies "Disable HTTP fallback for SIP connection" to "Enabled". Finding DetailsEvaluate-STIG 1.2510.0 (Scan-Office365_Checks) found this to be NOT APPLICABLE on 12/17/2025 ResultHash: 4509309295E46E18CF4C294C420C55851A7ACF6E ~~~~~ Lync is not installed so this requirement is NA per the STIG Overview.
Source: MONT-SW-89134_MSOffice365_V3R4_20251217-201101.ckl
Scan Date: 2026-03-04T15:25:42.171357
Technology Area: Windows Operating System
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