Questions tagged [iis]
IIS is Internet Information Services, the web server included with Microsoft's Windows Server operating systems. This is a generic tag. Wherever possible please use a *version-specific* tag, such as [iis-7], [iis-7.5], etc.
5,305
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Authentication dialog box showing while accessing web app
I am going through a web api source files which is built using ASP.net, these API's are consumed via js file.
The web config i am having in my inetpub folder of IIS is having following values
<?...
- 117
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0
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27
views
Does a domain user being used as an app pool identity need to exist on the server in order to have access to a network folder?
Running IIS 10, I used a domain user as the application pool identity: my-company/custom_app_pool_identity
But it was also given a local administrator, so I completely removed that user from the ...
- 103
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27
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IIS multiple sites with separate SSL certificate for each - they all use the same one
Using IIS 10, I have 3 websites with 3 different hostnames, but the same IP address and port, and each of them has their own SSL certificate.
In the bindings I can see that each has the correct ...
- 103
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22
views
Can't connect to WebSocket server over wss:// (ws:// works), and no debug information
I have a website on example.com, and a WebSocket server on example-websocket-server.com.
Each have an SSL certificate so that I can access them from https://
I am using the websocket server as a ...
- 103
0
votes
1
answer
33
views
Using ApplicationPoolIdentity for two different websites with different network folders access permissions
I need to configure two websites that need to have access to two different network folders
(for example website1 needs access to X:/netfolder1/ and website2 needs access to X:/netfolder2/)
I've read ...
- 103
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0
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48
views
How to disable ECDH key-reuse on IIS 10?
A SSL Report from SSL Labs for a domain of mine indicates that ECDH key-reuse (ECDH public server param reuse) is happening on the IIS 10 (Windows Server 2016) with TLS 1.2. I have verified it with ...
0
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0
answers
12
views
Moved app to Default Application Pool with ApplicationPoolIdentity and there are permission errors
Running a PHP 8.2 app.
I changed the app to use the Default Application Pool under the user ApplicationPoolIdentity instead of the previous Custom pool and custom account, but now I get:
The stream ...
- 103
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1
answer
18
views
Redirect rule IIS
We have a linux server which is running our old website for example abcd.com. Now we changed our website and it's being hosted on IIS. for example xyz.com. We have a redirect rule setup on linux ...
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0
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0
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18
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SSL certificate for subdomain, which is routed to public IP masked on firewall, which navigates to local server
I have a web application hosted on local server. Which we have opened for public use by masking this local IP to public IP provided by ISP. So now website is accessible with public IP.
We required to ...
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20
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How do I redirect a subdomain to another internal webserver without affecting the RDP Gateway
we have a standard windows server 2022 running IIS 10 and remote desktop gateway.
we use rdp.domain.com for the gateway address for external RDP Users.
we would like to run another internal windows ...
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2
answers
33
views
IIS https certificates
I’m migrating the c# web applications and data apis I've developed that are hosted on IIS to use http to use SSL / TSL (https).
I have not setup certificates with https before and was wondering if it’...
- 13
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1
answer
187
views
IIS returning empty body with 200 response for certain URLs
I have a really strange issue on IIS, where any URLs containing certain keywords (e.g., card, bet, loan, jewelry) return a blank page. It's a 200 response with IIS headers in-tact, but the response ...
- 1
0
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0
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42
views
IIS 10 - how to block an IP range
I'm trying to figure out how to block by range on MS IIS 10, but all I can find are partial range blocks (which maybe that's all IIS can do, but I'd like to know that rather than just guess that).
So, ...
- 23
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1
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48
views
Possible to identify the application that is causing these entries in IIS Log?
I'm wondering if it's possible to identity the program that is causing these log entries in IIS. Could that be CuppaCMS that the program is looking for, hoping to exploit a vulnerability if it's ...
- 173
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0
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34
views
WMI Filter Does not Apply After Updates
I have a GPO with this WMI filter: SELECT Name From Win32_ServerFeature WHERE Name = 'Web Server (IIS)'
The GPO has a startup script meant to modify a file to instruct the load balancer that the ...
0
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0
answers
36
views
Nginx reverse proxy to IIS backend not working
New to nginx. I have a VM running Nginx 1.20.1 as a reverse proxy with IP 10.0.0.4. I also have a VM with IIS serving app A with IP 10.0.0.19. The subdomain xyz.test.com.my is pointing to Nginx. From ...
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0
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1
answer
50
views
Apache ProxyPass to IIS results in 503 or complete timeout
I have an IIS machine on LAN behind an Apache machine which is exposed to the internet. I have a simple proxy set up, which is intended to pass traffic to the IIS machine directly from the Apache ...
0
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0
answers
98
views
azure app registration redirect uri not working for a spa application but only for one server
m a little stumped on this and just wondering if anyone had any ideas.
I have registered in azure an application with 3 spa redirects It is a .net core react application
http://localhost:3000/eem/ (...
- 101
0
votes
1
answer
28
views
Can't access my ec2 public ip outside rdp
I'm using IIS to host my app and I use port 80, on my RDP if I enter the IP address it redirect me to my app but if I use the IP address outside RDP is not working. I checked with XAMPP and is working ...
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-1
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1
answer
42
views
Different SSL Certificates Served for the Same Site Depending on Where the Browser Is in IIS
I have a website that is reachable on the internet and also on a local network. On the local network, pinging the server name produces a different IP address than I get when I ping it from the open ...
0
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0
answers
19
views
IIS with alternate name in SAN Cert prompts for Credentials
I have a server (server01) running IIS with a Web certificate installed. The certificate has the following SANs -
server01.companyname.com
server02.companyname.com
The binding on Default Web Site ...
- 101
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0
answers
60
views
IIS and reverse proxy outbound rules
I am trying to setup a reverse proxy using IIS 10 on Windows Server 2016 that must pass requests to an Apache Tomcat webapp.
It works for URLs within the 'basic' tags (such as a or img), but I need to ...
- 13
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1
answer
518
views
How to install Web Deploy for IIS, now that Web Platform Installer has been retired?
I'm trying to install WebDeploy (for publishing IIS sites from remote Visual Studio) on a new Windows Server 2022 machine.
We used to use the Web Platform Installer to install WebDeploy, however this ...
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-1
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2
answers
62
views
Disabling SHA in IIS
My company has a web server running IIS 6, and was asked to help disable SHA on it.
Specifically this cipher: TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA
I found these instructions https://www.namecheap.com/...
- 207
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0
answers
34
views
Certificate revocation on IIS (CRL and OCSP)
I need to figure out how certificate revocation works on IIS. Certificate we are working with contains both url to CRL and OCSP.
As I understand by default IIS uses CRL to verify if certificate is
...
- 101
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votes
1
answer
148
views
Windows Server 2022 - IIS - FTP Sites / FTP Publishing
Good Day
I have two Windows Server 2022 Data Centre VM's in Azure. I'm attempting to set them up as IIS servers, so I can host a bunch of ASP.Net sites. They'll be setup to load balance, so if one ...
- 101
0
votes
1
answer
67
views
How can I know which version of .Net is using an application in IIS?
We have migrated an application from Net version 3.5 to 4.8. The truth is that we are encountering many problems. Everything seems right, but it doesn't seem to work returns a 500 error without any ...
- 105
0
votes
1
answer
140
views
Serving 2 different websites from the same IIS server on the same port
I have 2 different websites:
mysite.com
api.mysite.com
I want to be able to serve both of these websites from the same webserver (same IP) and same port number.
I have followed this document, and ...
- 508
0
votes
1
answer
149
views
Wsus client getting error 403 (0x80244018)
It's been a week that my clients can't download updates from my wsus server.
They control and find updates normally but when it comes to download them, they are all getting 403 error from the server.
...
- 36
0
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0
answers
78
views
PHP configuration file path has no value on IIS
When I output phpinfo() it shows that PHP configuration file path has no value.
It does however have a loaded configuration file path, but whenever I edit the file there nothing gets updated, so maybe ...
- 153
0
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0
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62
views
After adding .7z mimetype to IIS server .jpg stopped to show up on the site with 500
I've added .7z mime type with text/plain to my IIS server on Windows Server 2019.
After that site's web.config was added the block (I didn't do that)
<staticContent>
<mimeMap ...
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1
vote
1
answer
113
views
IIS Management Service IP and Port Bindings - How to Reset
In the process of configuring the IIS Management Service (to get the web deploy functionality working), I've somehow put it in a weird state where it thinks an IP address and port are already in use:
...
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1
vote
1
answer
77
views
How to use AD CS to auto-renew certs for securing IIS websites that use SNI?
I have AD CS which automatically provisions and renews machine certificates for servers bound to the directory. (There is a certificate template which controls this auto-issuance.)
I have an IIS ...
- 484
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0
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30
views
IIS fastCGI: iis minimum instances
I've noticed that IIS is very slow creating fastCGI process. My server normally use 3/4 fastCGI thread, but, in traffick peack, create untill 400 thread. During this process, the server is very very ...
1
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0
answers
32
views
Problems with excluding an url from being redirected
I'm retiring the legacy site http://extranet.contoso.com but there's a specific functionality that will be needed for a while still. What I'm trying to achieve is the redirection of all requests to an ...
- 11
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0
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49
views
How to configure IIS and the client in two different virtual machines
My question is about the connection between IIS (ISAPI Filter) and an application.
I have to Configure IIS 7.5 and Tomcat Connector ISAPI Filter on Windows Server 2019
I want to configure IIS in a ...
- 1
0
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1
answer
142
views
Trouble setting up CES and CEP PKI in a trusted forest scenario
I have two AD domains with a two-way forest trust. I want computer accounts in DomainB to enroll for computer client auth certificates from the two-tier Windows CA in DomainA. I configured a ...
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0
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0
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48
views
Windows Server Essentials 2016 SSL on IIS trashed - how do I fix it?
I have completely trashed my certificate settings for IIS and now can't connect new machines using the http://servername/connect function. I am able to access the site using https://servername, but ...
-1
votes
1
answer
251
views
IIS Redirect - Hostname to Alias with only HTTP Redirect
I have a Windows 2016 server (FQDN: server1.domain) in an Active Directory domain. I am hosting intranet web apps in IIS.
I recently got an alias (FQDN: CoolName.domain) for that server created in the ...
- 19
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0
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47
views
Opening Access database through ASP results in Error 80004005
I managed to solve the issue myself but still feel that the answer can be useful to others, therefore I am posting it here.
The problem was twofold. First, the Authentication was set to Anonymous ...
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0
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36
views
When setting up IIS passthrough authentication, is there anything I need my network or server people to do?
I moved our website to an updates IIS on a new server. Is there anything I need ask our network people or server people to do?
I am have two issue that may be related.
When disabling Anonymous ...
0
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1
answer
277
views
How can I stop WSUS server from reverting back to default IIS WSUS Administration SSL settings?
After, configuring my WSUS to use SSL it either says connection error or reverts back to http. I have a week working on this and I implemented anything that might be the probable solution.
This is the ...
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votes
1
answer
39
views
Allow browse directory on sub directory only
I have an ASP.NET Core website which contains the binaries and resources needed to run the website. The site generates log output in a "Log" directory, located inside the web site's root ...
- 3
0
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1
answer
149
views
IIS serving files - strange behavior
I will try to explain the problem as best I can.I have an IIS server that is accessible from outside and users use it to download files (.zip, .iso, etc.).
With smaller files, this is not noticeable, ...
- 123
1
vote
1
answer
143
views
Is Web Farm Framework Supported by Microsoft in 2023?
We have a few dozen Windows Server 2019 machines running IIS. I just found out about Web Farm Framework, which is a thing developed over 10 years ago that makes managing multiple IIS instances easier.
...
- 27
0
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1
answer
89
views
Is the IUSR Account a Service Account?
In Windows, there is a built-in account called IUSR. IIS uses this account as the default account for Anonymous Authentication.
Anyway, my question is:
is this IUSR account a service account?
In ...
- 27
1
vote
1
answer
43
views
IIS backup is backing up old history not new live data from IIS (All sites and Pools not new)
Windows 2016 Core Servers / IIS10
==IMPORTANT==
The backup seems to be backing up OLD data.
It seems that it is picking up on history instead of backing up the LIVE data.
This will explain WHY it is ...
- 151
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0
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180
views
IIS - getting 401 authentication for HTTPS but not for HTTP
I'm having a strange problem with IIS 10 setup on a Windows server 2022. When accessing the site with http, it loads fine without issues. However, with https, I get a login prompt. Website has ...
0
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1
answer
166
views
IUSR can't write to Windows Event Log but Application Pool Identify Can?
I have a website on IIS. The website runs PHP. When an error occurs in PHP, the error should appear in the Windows Event Log (because the error_log setting in php.ini is set to syslog).
If the ...
- 27
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0
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65
views
web.confing ipSecurity IP deny entries are not denied
Windows Server 2019 with IIS 10.
I'm trying to configure a list of "deny IP" entries in the IIS web.config (see below), but the IPs are not blocked. At the same time if we enter the same IPs ...
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