Bug 1646715 (CVE-2018-16468)

Summary:	CVE-2018-16468 rubygem-loofah: XXS when a crafted SVG element is republished
Product:	[Other] Security Response	Reporter:	Laura Pardo <lpardo>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	bbuckingham, bcourt, bkearney, bmidwood, dajohnso, dclarizi, dmetzger, gblomqui, gmccullo, gtanzill, hhorak, jaruga, jfrey, jhardy, jorton, jprause, kdixon, ktdreyer, lavenel, mmccune, obarenbo, ohadlevy, pvalena, rchan, rjerrido, roliveri, ruby-maint, simaishi, vondruch
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	rubygem-loofah 2.2.3	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-01-20 11:59:07 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:	1646716, 1656919, 1656920, 1664341
Bug Blocks:	1646717

Description Laura Pardo 2018-11-05 21:37:47 UTC

A flaw was found in the Loofah gem for Ruby, through v2.2.2. An XSS due to an unsanitized JavaScript may occur in sanitized output when a crafted SVG element is republished. 



References:
https://github.com/flavorjones/loofah/issues/154

Upstream Patch:
https://github.com/flavorjones/loofah/commit/be0fd3ac0fad452730f10e318fa31706257fd081

Comment 1 Laura Pardo 2018-11-05 21:38:26 UTC

Created rubygem-loofah tracking bugs for this issue:

Affects: fedora-all [bug 1646716]

Comment 7 Yadnyawalk Tale 2020-04-23 16:03:28 UTC

Red Hat CloudForms 5.10 and 5.11 is no more affected since gem is updated in cfme-gemset.

cloudforms_managementengine:5.10/cfme-gemset-0:5.10.15.1-1.el7cf:rubygem:loofah-2.2.3
cloudforms_managementengine:5.10/cfme-amazon-smartstate-0:5.10.15.1-1.el7cf:rubygem:loofah-2.2.3
cloudforms_managementengine:5.11/cfme-amazon-smartstate-0:5.11.4.2-1.el8cf:rubygem:loofah-2.2.3

Comment 8 Doran Moppert 2021-01-20 04:52:36 UTC

Statement:

Red Hat Satellite 6 does not allow displaying user-defined SVGs and is thus not affected by this CVE.

Comment 9 Product Security DevOps Team 2021-01-20 11:59:07 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-2018-16468