Bug 1512992 – CVE-2017-11770 .NET Core: DoS via bad certificate

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Bug 1512992 - (CVE-2017-11770) CVE-2017-11770 .NET Core: DoS via bad certificate

Summary:	CVE-2017-11770 .NET Core: DoS via bad certificate

Status:	CLOSED ERRATA

Aliases:	CVE-2017-11770

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	low Severity low
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
QA Contact:
Docs Contact:

URL:
Whiteboard:	impact=low,public=20171114:2200,repor...
Keywords:	Security

Depends On:	1513080 1513081 1513082
Blocks:	1512757
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Reported:	2017-11-14 09:55 EST by Trevor Jay
Modified:	2018-01-10 06:16 EST (History)
CC List:	8 users (show)

See Also:
Fixed In Version:	dotnetcore 1.0.7, dotnetcore 1.1.4, dotnet 2.0.3
Doc Type:	If docs needed, set a value
Doc Text:
Story Points:	---
Clone Of:
Environment:
Last Closed:	2017-12-01 06:40:25 EST
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---

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Add an attachment (proposed patch, testcase, etc.)

External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHSA-2017:3248	normal	SHIPPED_LIVE	Low: .NET Core security update	2017-11-30 16:45:28 EST

Groups: None (edit)

Description Trevor Jay 2017-11-14 09:55:38 EST

Supplying a specially crafted certificate can cause an infinite X509Chain, resulting in a denial of service.

Comment 2 errata-xmlrpc 2017-11-20 06:46:21 EST

This issue has been addressed in the following products:

  dotNET on RHEL

Via RHSA-2017:3248 https://access.redhat.com/errata/RHSA-2017:3248

Comment 3 Tomas Hoger 2017-12-01 06:40:25 EST

Further details of this issue can be found in the upstream Microsoft advisories:

https://github.com/dotnet/announcements/issues/44
https://github.com/dotnet/corefx/issues/25245
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11770

Comment 4 Tomas Hoger 2017-12-01 06:40:55 EST

External References:

https://github.com/dotnet/announcements/issues/44

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