CVE-2017-11770

.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 parsing certificate data. A denial of service vulnerability exists when .NET Core improperly handles parsing certificate data, aka ".NET CORE Denial Of Service Vulnerability".

Published: Nov 15, 2017
Updated: May 9, 2024
CVE: CVE-2017-11770
GHSA: GHSA-7mfr-774f-w5r9
Severity: High
Exploit:

CVSS v3:

Severity: High
Score: 7.5
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2:

Severity: Medium
Score: 5
AV:N/AC:L/Au:N/C:N/I:N/A:P

CWEs:

CWE-295

OWASP TOP 10:

A3 - Sensitive Data Exposure

Affected Software
References

Software	From	Fixed in
microsoft / aspnetcore	1.0	1.0.x
microsoft / aspnetcore	1.1	1.1.x
microsoft / aspnetcore	2.0	2.0.x
System.Security.Cryptography.X509Certificates	4.0.0	4.1.2
Microsoft.NETCore.App	1.0.0	2.0.3

http://www.securityfocus.com/bid/101710
http://www.securitytracker.com/id/1039787
https://access.redhat.com/errata/RHSA-2017:3248
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11770

Vulnerability Database

CVE-2017-11770

Deep Security Visibility Without the Complexity