CVE-2017-11770
First published: Tue Nov 14 2017(Updated: )
.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".
Credit: secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/dotnetcore | <1.0.7 | 1.0.7 |
| redhat/dotnetcore | <1.1.4 | 1.1.4 |
| redhat/dotnet | <2.0.3 | 2.0.3 |
| Microsoft ASP.NET Core | =1.0 | |
| Microsoft ASP.NET Core | =1.1 | |
| Microsoft ASP.NET Core | =2.0 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- 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
- https://github.com/dotnet/announcements/issues/44
- https://github.com/dotnet/corefx/issues/25245
- https://bugzilla.redhat.com/show_bug.cgi?id=1512992
Frequently Asked Questions
What is the severity of CVE-2017-11770?
CVE-2017-11770 is classified as a denial of service vulnerability affecting certain versions of .NET Core.
How do I fix CVE-2017-11770?
To mitigate CVE-2017-11770, update to .NET Core version 1.0.7, 1.1.4, or 2.0.3 depending on your currently installed version.
Which versions of .NET Core are affected by CVE-2017-11770?
CVE-2017-11770 affects .NET Core versions 1.0, 1.1, and 2.0.
Can CVE-2017-11770 be exploited remotely?
Yes, CVE-2017-11770 can be exploited by an unauthenticated attacker remotely to cause a denial of service.
What type of attack is possible through CVE-2017-11770?
CVE-2017-11770 allows an attacker to cause a denial of service condition in affected .NET Core web applications.
- agent/type
- agent/softwarecombine
- agent/first-publish-date
- agent/severity
- agent/remedy
- agent/weakness
- agent/author
- agent/references
- agent/description
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2017-11770
- agent/software-canonical-lookup
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/event
- agent/source
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- package-manager/redhat
- vendor/microsoft
- canonical/microsoft asp.net core
- version/microsoft asp.net core/1.0
- version/microsoft asp.net core/1.1
- version/microsoft asp.net core/2.0