🛡️ CVE-2019-0564 — microsoft.aspnetcore.all

🟠 CVSS 8.0 — High ✅ No Known Exploit OSV
8.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Denial of service in 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.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.

Affected software

CVE-2019-0564 is recorded against 6 packages.

  • microsoft.aspnetcore.all (from 2.1.0 up to 2.1.7)
  • microsoft.aspnetcore.app (from 2.1.0 up to 2.1.7)
  • microsoft.aspnetcore.server.kestrel.core (from 2.1.0 up to 2.1.7)
  • microsoft.aspnetcore.websockets (from 2.1.0 up to 2.1.7)
  • microsoft.netcore.app (from 2.1.0 up to 2.1.7)
  • system.net.websockets.websocketprotocol (from 4.5.0 up to 4.5.3)

Timeline and source

Published on 14 May 2022 and last revised on 5 December 2024. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

nvd.nist.gov (Advisory)
github.com (Web)
github.com (Web)
access.redhat.com (Web)
portal.msrc.microsoft.com (Web)
www.securityfocus.com (Web)

Details

Severity HIGH
CVSS Score 8.0
CVSS Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2022-05-14
Updated 2026-08-12
Modified 2024-12-05
Fix URL N/A

Affected Packages

Software From version Fixed in
microsoft.aspnetcore.all 2.1.0 2.1.7
microsoft.aspnetcore.app 2.1.0 2.1.7
microsoft.aspnetcore.server.kestrel.core 2.1.0 2.1.7
microsoft.aspnetcore.websockets 2.1.0 2.1.7
microsoft.netcore.app 2.1.0 2.1.7
system.net.websockets.websocketprotocol 4.5.0 4.5.3

Similar Threats

Site Security Check

Is microsoft.aspnetcore.all part of your stack?

CVE-2019-0564 is rated CVSS 8.0 High. BotEraser scans your installation against known CVE records and tells you whether this vulnerability applies to the versions you actually run.

Scan My Site Free →

No credit card required  ·  Results in minutes

ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.