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Servers and applications

CVE-2020-1597

A denial of service vulnerability exists when ASP.NET Core improperly handles web requests. An attacker who successfully exploited this vulnerability could cause a denial of service against an ASP.NET Core web application. The vulnerability can be exploited remotely, without authentication. A remote unauthenticated attacker could exploit this vulnerability by issuing specially crafted requests…

Severity
High 7.5
Published
17 Aug 2020
Last changed
17 Jun 2026
Added to UpHeron
22 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
.NETServers and applications · cpe:a:microsoft:asp.net_core
  • Version 2.1
  • Version 3.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2020-1597
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2020-1597