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Vulnerability record · CVE-2019-0564 · published 8 January 2019

CVE-2019-0564: Microsoft asp.net core vulnerability

Microsoft · Asp.Net Core

A denial of service vulnerability exists when ASP.NET Core improperly handles web requests, aka "ASP.NET Core Denial of Service Vulnerability." This affects ASP.NET Core 2.1. This CVE ID is unique from CVE-2019-0548.

7.5 CVSS 3.0 High EPSS 8.4% · top 5.2% CWE-19 · CWE-19
7.5CVSS 3.0 base score, v2 5.0
8.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

A denial of service vulnerability exists when ASP.NET Core improperly handles web requests, aka "ASP.NET Core Denial of Service Vulnerability." This affects ASP.NET Core 2.1. This CVE ID is unique from CVE-2019-0548.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/106413 Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2019:0040 Third Party Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0564 PatchVendor Advisory
http://www.securityfocus.com/bid/106413 Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2019:0040 Third Party Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0564 PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-2023-44487HTTP/2 Rapid Reset stream cancellation denial of serviceThe HTTP/2 protocol permits a client to cancel many streams quickly, and the server's handling of those resets consumes disproportionate resources. T…KEVEPSS 100%analysed7.5CVE-2023-38180Microsoft .NET and Visual Studio uncontrolled resource consumption DoSCVE-2023-38180 is a denial-of-service flaw in Microsoft .NET, ASP.NET Core and Visual Studio 2022, classified as uncontrolled resource consumption (C…KEVEPSS 14%analysed9.9CVE-2025-55315ASP.NET Core HTTP request smuggling bypasses security featuresASP.NET Core inconsistently interprets HTTP requests, enabling HTTP request/response smuggling (CWE-444). An attacker who already holds some authoriz…EPSS 66%analysed9.1CVE-2026-40372Microsoft asp.net core improper verification of cryptographic signature vulnerabilityImproper verification of cryptographic signature in ASP.NET Core allows an unauthorized attacker to elevate privileges over a network.EPSS 0.82%8.8CVE-2021-43877Microsoft asp.net core vulnerabilityASP.NET Core and Visual Studio Elevation of Privilege VulnerabilityEPSS 0.72%8.8CVE-2020-0603Microsoft asp.net core out-of-bounds write vulnerabilityA remote code execution vulnerability exists in ASP.NET Core software when the software fails to handle objects in memory.An attacker who successfull…EPSS 21%8.8CVE-2019-1302Microsoft asp.net core improper input validation vulnerabilityAn elevation of privilege vulnerability exists when a ASP.NET Core web application, created using vulnerable project templates, fails to properly san…EPSS 4.8%8.8CVE-2018-0787Microsoft asp.net core weak password recovery vulnerabilityASP.NET Core 1.0. 1.1, and 2.0 allow an elevation of privilege vulnerability due to how web applications that are created from templates validate web…EPSS 9.6%

Source: NIST National Vulnerability Database (record CVE-2019-0564), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.