What does this mean?
Log Name: Application
Source: ASP.NET 4.0.30319.0
Date: 06/09/2020 16:09:19
Event ID: 1309
Task Category: Web Event
Level: Warning
Keywords: Classic
User: N/A
Computer: Satie.domain.local
Description:
Event code: 3003
Event message: A validation error has occurred.
Event time: 06/09/2020 16:09:19
Event time (UTC): 06/09/2020 15:09:19
Event ID: d7075c5848ca466f9bae3d9d614c8a0a
Event sequence: 7
Event occurrence: 1
Event detail code: 0
Application information:
Application domain: /LM/W3SVC/33/ROOT-1-132438775749167667
Trust level: Full
Application Virtual Path: /
Application Path: E:\Websites\www\website\
Machine name: SATIE
Process information:
Process ID: 17000
Process name: w3wp.exe
Account name: IIS APPPOOL\website
Exception information:
Exception type: HttpRequestValidationException
Exception message: A potentially dangerous Request.Form value was detected from the client (messagetext="
<a href=https://anti...").
at System.Web.HttpRequest.ValidateString(String value, String collectionKey, RequestValidationSource requestCollection)
at System.Web.HttpValueCollection.EnsureKeyValidated(String key)
at System.Web.HttpValueCollection.Get(String name)
at System.Web.UI.WebControls.TextBox.LoadPostData(String postDataKey, NameValueCollection postCollection)
at System.Web.UI.Page.ProcessPostData(NameValueCollection postData, Boolean fBeforeLoad)
at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
at System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
at System.Web.UI.Page.ProcessRequest()
at System.Web.UI.Page.ProcessRequest(HttpContext context)
at ASP.contact_aspx.ProcessRequest(HttpContext context)
at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
at System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step)
at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)
Request information:
Request URL:
https://www.domain.local:443/contact.aspx
Request path: /contact.aspx
User host address: 134.249.124.67
User:
Is authenticated: False
Authentication Type:
Thread account name: IIS APPPOOL\website
Thread information:
Thread ID: 63
Thread account name: IIS APPPOOL\website
Is impersonating: False
Stack trace: at System.Web.HttpRequest.ValidateString(String value, String collectionKey, RequestValidationSource requestCollection)
at System.Web.HttpValueCollection.EnsureKeyValidated(String key)
at System.Web.HttpValueCollection.Get(String name)
at System.Web.UI.WebControls.TextBox.LoadPostData(String postDataKey, NameValueCollection postCollection)
at System.Web.UI.Page.ProcessPostData(NameValueCollection postData, Boolean fBeforeLoad)
at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
at System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
at System.Web.UI.Page.ProcessRequest()
at System.Web.UI.Page.ProcessRequest(HttpContext context)
at ASP.contact_aspx.ProcessRequest(HttpContext context)
at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
at System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step)
at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)
Custom event details:
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
<System>
<Provider Name="ASP.NET 4.0.30319.0" />
<EventID Qualifiers="32768">1309</EventID>
<Level>3</Level>
<Task>3</Task>
<Keywords>0x80000000000000</Keywords>
<TimeCreated SystemTime="2020-09-06T15:09:19.000000000Z" />
<EventRecordID>2335067</EventRecordID>
<Channel>Application</Channel>
<Computer>Satie.domain.local</Computer>
<Security />
</System>
<EventData>
<Data>3003</Data>
<Data>A validation error has occurred.</Data>
<Data>06/09/2020 16:09:19</Data>
<Data>06/09/2020 15:09:19</Data>
<Data>d7075c5848ca466f9bae3d9d614c8a0a</Data>
<Data>7</Data>
<Data>1</Data>
<Data>0</Data>
<Data>/LM/W3SVC/33/ROOT-1-132438775749167667</Data>
<Data>Full</Data>
<Data>/</Data>
<Data>E:\Websites\www\website\</Data>
<Data>SATIE</Data>
<Data>
</Data>
<Data>17000</Data>
<Data>w3wp.exe</Data>
<Data>IIS APPPOOL\website</Data>
<Data>HttpRequestValidationException</Data>
<Data>A potentially dangerous Request.Form value was detected from the client (messagetext="
<a href=https://anti...").
at System.Web.HttpRequest.ValidateString(String value, String collectionKey, RequestValidationSource requestCollection)
at System.Web.HttpValueCollection.EnsureKeyValidated(String key)
at System.Web.HttpValueCollection.Get(String name)
at System.Web.UI.WebControls.TextBox.LoadPostData(String postDataKey, NameValueCollection postCollection)
at System.Web.UI.Page.ProcessPostData(NameValueCollection postData, Boolean fBeforeLoad)
at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
at System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
at System.Web.UI.Page.ProcessRequest()
at System.Web.UI.Page.ProcessRequest(HttpContext context)
at ASP.contact_aspx.ProcessRequest(HttpContext context)
at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
at System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step)
at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)
</Data>
<Data>https://www.domain.local:443/contact.aspx</Data>
<Data>/contact.aspx</Data>
<Data>134.249.124.67</Data>
<Data>
</Data>
<Data>False</Data>
<Data>
</Data>
<Data>IIS APPPOOL\website</Data>
<Data>63</Data>
<Data>IIS APPPOOL\website</Data>
<Data>False</Data>
<Data> at System.Web.HttpRequest.ValidateString(String value, String collectionKey, RequestValidationSource requestCollection)
at System.Web.HttpValueCollection.EnsureKeyValidated(String key)
at System.Web.HttpValueCollection.Get(String name)
at System.Web.UI.WebControls.TextBox.LoadPostData(String postDataKey, NameValueCollection postCollection)
at System.Web.UI.Page.ProcessPostData(NameValueCollection postData, Boolean fBeforeLoad)
at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
at System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
at System.Web.UI.Page.ProcessRequest()
at System.Web.UI.Page.ProcessRequest(HttpContext context)
at ASP.contact_aspx.ProcessRequest(HttpContext context)
at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
at System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step)
at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)
</Data>
</EventData>
</Event>
Edited by user 06 September 2020 19:54:25(UTC)
| Reason: Not specified