[v9] Fix the basehttpheader health check so that it's checking the root of the domain instead of the /umbraco path (#11535)

* Fix the basehttpheader health check so that it's checking the root of the domain instead of the /umbraco path.

* Remove unused value from security health checks (it was used in v8 for fixing)

Author: Jeavon

src/Umbraco.Core/HealthChecks/Checks/Security/BaseHttpHeaderCheck.cs

@@ -1,4 +1,4 @@
-// Copyright (c) Umbraco.
+// Copyright (c) Umbraco.
 // See LICENSE for more details.
 
 using System;
@@ -20,8 +20,8 @@ namespace Umbraco.Cms.Core.HealthChecks.Checks.Security
     public abstract class BaseHttpHeaderCheck : HealthCheck
     {
         private readonly IHostingEnvironment _hostingEnvironment;
+        private readonly ILocalizedTextService _textService;
         private readonly string _header;
-        private readonly string _value;
         private readonly string _localizedTextPrefix;
         private readonly bool _metaTagOptionAvailable;
         private static HttpClient s_httpClient;
@@ -33,26 +33,18 @@ protected BaseHttpHeaderCheck(
             IHostingEnvironment hostingEnvironment,
             ILocalizedTextService textService,
             string header,
-            string value,
             string localizedTextPrefix,
             bool metaTagOptionAvailable)
         {
-            LocalizedTextService = textService ?? throw new ArgumentNullException(nameof(textService));
+            _textService = textService ?? throw new ArgumentNullException(nameof(textService));
             _hostingEnvironment = hostingEnvironment;
             _header = header;
-            _value = value;
             _localizedTextPrefix = localizedTextPrefix;
             _metaTagOptionAvailable = metaTagOptionAvailable;
         }
 
         private static HttpClient HttpClient => s_httpClient ??= new HttpClient();
 
-
-        /// <summary>
-        /// Gets the localized text service.
-        /// </summary>
-        protected ILocalizedTextService LocalizedTextService { get; }
-
         /// <summary>
         /// Gets a link to an external read more page.
         /// </summary>
@@ -79,7 +71,7 @@ protected async Task<HealthCheckStatus> CheckForHeader()
             var success = false;
 
             // Access the site home page and check for the click-jack protection header or meta tag
-            Uri url = _hostingEnvironment.ApplicationMainUrl;
+            var url = _hostingEnvironment.ApplicationMainUrl.GetLeftPart(UriPartial.Authority);
 
             try
             {
@@ -95,12 +87,12 @@ protected async Task<HealthCheckStatus> CheckForHeader()
                 }
 
                 message = success
-                    ? LocalizedTextService.Localize($"healthcheck", $"{_localizedTextPrefix}CheckHeaderFound")
-                    : LocalizedTextService.Localize($"healthcheck", $"{_localizedTextPrefix}CheckHeaderNotFound");
+                    ? _textService.Localize($"healthcheck", $"{_localizedTextPrefix}CheckHeaderFound")
+                    : _textService.Localize($"healthcheck", $"{_localizedTextPrefix}CheckHeaderNotFound");
             }
             catch (Exception ex)
             {
-                message = LocalizedTextService.Localize("healthcheck","healthCheckInvalidUrl", new[] { url.ToString(), ex.Message });
+                message = _textService.Localize("healthcheck","healthCheckInvalidUrl", new[] { url.ToString(), ex.Message });
             }
 
             return

src/Umbraco.Core/HealthChecks/Checks/Security/ClickJackingCheck.cs

@@ -1,4 +1,4 @@
-// Copyright (c) Umbraco.
+// Copyright (c) Umbraco.
 // See LICENSE for more details.
 
 using Umbraco.Cms.Core.Hosting;
@@ -20,7 +20,7 @@ public class ClickJackingCheck : BaseHttpHeaderCheck
         /// Initializes a new instance of the <see cref="ClickJackingCheck"/> class.
         /// </summary>
         public ClickJackingCheck(IHostingEnvironment hostingEnvironment, ILocalizedTextService textService)
-            : base(hostingEnvironment, textService, "X-Frame-Options", "sameorigin", "clickJacking", true)
+            : base(hostingEnvironment, textService, "X-Frame-Options", "clickJacking", true)
         {
         }
 

src/Umbraco.Core/HealthChecks/Checks/Security/ExcessiveHeadersCheck.cs

@@ -1,4 +1,4 @@
-// Copyright (c) Umbraco.
+// Copyright (c) Umbraco.
 // See LICENSE for more details.
 
 using System;
@@ -53,7 +53,7 @@ private async Task<HealthCheckStatus> CheckForHeaders()
         {
             string message;
             var success = false;
-            var url = _hostingEnvironment.ApplicationMainUrl.GetLeftPart(UriPartial.Authority);;
+            var url = _hostingEnvironment.ApplicationMainUrl.GetLeftPart(UriPartial.Authority);
 
             // Access the site home page and check for the headers
             var request = new HttpRequestMessage(HttpMethod.Head, url);

src/Umbraco.Core/HealthChecks/Checks/Security/HstsCheck.cs

@@ -1,4 +1,4 @@
-// Copyright (c) Umbraco.
+// Copyright (c) Umbraco.
 // See LICENSE for more details.
 
 using Umbraco.Cms.Core.Hosting;
@@ -27,7 +27,7 @@ public class HstsCheck : BaseHttpHeaderCheck
         /// but then you should include subdomains and I wouldn't suggest to do that for Umbraco-sites.
         /// </remarks>
         public HstsCheck(IHostingEnvironment hostingEnvironment, ILocalizedTextService textService)
-            : base(hostingEnvironment, textService, "Strict-Transport-Security", "max-age=10886400", "hSTS", true)
+            : base(hostingEnvironment, textService, "Strict-Transport-Security", "hSTS", true)
         {
         }
 

src/Umbraco.Core/HealthChecks/Checks/Security/NoSniffCheck.cs

@@ -1,4 +1,4 @@
-// Copyright (c) Umbraco.
+// Copyright (c) Umbraco.
 // See LICENSE for more details.
 
 using Umbraco.Cms.Core.Hosting;
@@ -20,7 +20,7 @@ public class NoSniffCheck : BaseHttpHeaderCheck
         /// Initializes a new instance of the <see cref="NoSniffCheck"/> class.
         /// </summary>
         public NoSniffCheck(IHostingEnvironment hostingEnvironment, ILocalizedTextService textService)
-            : base(hostingEnvironment, textService, "X-Content-Type-Options", "nosniff", "noSniff", false)
+            : base(hostingEnvironment, textService, "X-Content-Type-Options", "noSniff", false)
         {
         }
 

src/Umbraco.Core/HealthChecks/Checks/Security/XssProtectionCheck.cs

@@ -1,4 +1,4 @@
-// Copyright (c) Umbraco.
+// Copyright (c) Umbraco.
 // See LICENSE for more details.
 
 using Umbraco.Cms.Core.Hosting;
@@ -27,7 +27,7 @@ public class XssProtectionCheck : BaseHttpHeaderCheck
         /// but then you should include subdomains and I wouldn't suggest to do that for Umbraco-sites.
         /// </remarks>
         public XssProtectionCheck(IHostingEnvironment hostingEnvironment, ILocalizedTextService textService)
-            : base(hostingEnvironment, textService, "X-XSS-Protection", "1; mode=block", "xssProtection", true)
+            : base(hostingEnvironment, textService, "X-XSS-Protection", "xssProtection", true)
         {
         }