Bug 1747321 (CVE-2019-15237)

Summary:	CVE-2019-15237 roundcube: mishandling of Punycode xn-- domain name leads to homograph attack
Product:	[Other] Security Response	Reporter:	Dhananjay Arunesh <darunesh>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	anon.amish, fedora, kevin, mailinglists, mhlavink, tmraz
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-08-30 07:07:18 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:	1747322, 1747323
Bug Blocks:

Description Dhananjay Arunesh 2019-08-30 06:43:02 UTC

A vulnerability was found in Roundcube Webmail through 1.3.9 mishandles Punycode xn-- domain names, leading to homograph attacks.

Reference:
https://github.com/roundcube/roundcubemail/issues/6891

Comment 1 Dhananjay Arunesh 2019-08-30 06:43:17 UTC

Created roundcubemail tracking bugs for this issue:

Affects: epel-all [bug 1747323]
Affects: fedora-all [bug 1747322]

Comment 2 Product Security DevOps Team 2019-08-30 07:07:18 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.