CVE-2017-11883

mediumpriority · track · 33EPSS 0.085 · 95 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

8.53% (95th) EPSS

CVSS 5 · medium

Is it mine?

9 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

.NET Core 1.0, 1.1, and 2.0 allow an unauthenticated attacker to remotely cause a denial of service attack against a .NET Core web application by improperly handling web requests, aka ".NET CORE Denial Of Service Vulnerability".

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.07.5highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.07.5highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · OSV

v3.06.9mediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-400USLLM-inferred

affected products (9)

Products and version ranges known to be affected.

Microsoft Corporation ASP.NET≤ ASP.NET Core 1.0, ASP.NET Core 1.1, ASP.NET Core 2.0enisa_euvdEU
microsoft aspnetcore= 1.0nvdUScpe:2.3:a:microsoft:aspnetcore:*:*:*:*:*:*:*:*
microsoft aspnetcore= 1.1nvdUScpe:2.3:a:microsoft:aspnetcore:*:*:*:*:*:*:*:*
microsoft aspnetcore= 2.0nvdUScpe:2.3:a:microsoft:aspnetcore:*:*:*:*:*:*:*:*
NuGet Microsoft.AspNetCore.Server.HttpSys2.0.0 → 2.0.2osvUSpkg:nuget/Microsoft.AspNetCore.Server.HttpSys
NuGet Microsoft.AspNetCore.Server.WebListener1.0.0 → 1.0.6osvUSpkg:nuget/Microsoft.AspNetCore.Server.WebListener
NuGet Microsoft.AspNetCore.Server.WebListener1.1.0 → 1.1.4osvUSpkg:nuget/Microsoft.AspNetCore.Server.WebListener
NuGet Microsoft.Net.Http.Server1.0.0 → 1.0.6osvUSpkg:nuget/Microsoft.Net.Http.Server
NuGet Microsoft.Net.Http.Server1.1.0 → 1.1.4osvUSpkg:nuget/Microsoft.Net.Http.Server

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-f9jc-rrm2-pmfgDenial of service in ASP.NET Core2022-05-13ghsa · osvUS
.NET Core 1.0, 1.1, and 2.0 allow an unauthenticated attacker to remotely cause a denial of service attack against a .NET Core web application by improperly handling web requests, aka ".NET CORE Denial Of Service Vulnerability".

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv NVD CVE.org MITRE

published 2017-11-15modified 2026-06-17

references (9)

External citations — patches, advisories, analysis.

scry

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