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CVE-2017-11883

.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 De...

Published: Nov 15, 2017Updated: May 13, 2026 Sources: CVE List NVD GHSANVD-CWE-noinfo
NVD MITRE
7.5CVSSHIGH
EPSS Score
8.5%
Top 5.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Denial of service in ASP.NET Core

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

NVD-CWE-noinfo

Affected Products

Microsoft.AspNetCore.Server.WebListenerNuGetOSS Libraries
Microsoft.Net.Http.ServerNuGetOSS Libraries
Microsoft.AspNetCore.Server.HttpSysNuGetOSS Libraries
aspnetcoremicrosoft
On-prem
Operating Systems / windows
ASP.NETMicrosoft Corporation
Mixed
Operating Systems / windows
nugetpackage-ecosystemOSS Libraries
microsoftcommercialUSOperating Systems
microsoft corporationcommercialUSOperating Systemsaka microsoft

Exploitability

Official Patch Available
No detection template yetWe can run the check for you — a free external exposure review, no install. Check my exposure

References

https://nvd.nist.gov/vuln/detail/CVE-2017-11883
nvd.nist.gov
https://github.com/aspnet/Announcements/issues/278
github.com
https://github.com/github/advisory-database/issues/302
github.com
and 3 more references View all →

Timeline

Published
Nov 15, 2017
Last Updated
May 13, 2026

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