Bug 1773447 (CVE-2019-18802)

Summary:	CVE-2019-18802 envoy: malformed request header may cause bypass of route matchers resulting in escalation of privileges or information disclosure
Product:	[Other] Security Response	Reporter:	Marian Rehak <mrehak>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	kconner, rcernich, security-response-team, twalsh
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	A flaw was found in envoy. A malformed request header may cause route matchers or access controls to be bypassed, resulting in escalation of privileges or information disclosure. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-12-12 01:24:04 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:
Bug Blocks:	1773455

Description Marian Rehak 2019-11-18 07:55:43 UTC

Malformed request header may cause route matchers or access controls to be bypassed, resulting in escalation of privileges or information disclosure.

Comment 2 Mark Cooper 2019-12-10 23:29:00 UTC

External References:

https://groups.google.com/forum/#!topic/envoy-users/m7z5fGkCzPI
https://github.com/envoyproxy/envoy/security/advisories/GHSA-356m-vhw2-wcm4

Comment 3 errata-xmlrpc 2019-12-11 21:28:14 UTC

This issue has been addressed in the following products:

  Openshift Service Mesh 1.0
  OpenShift Service Mesh 1.0

Via RHSA-2019:4222 https://access.redhat.com/errata/RHSA-2019:4222

Comment 4 Product Security DevOps Team 2019-12-12 01:24:04 UTC

This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2019-18802