Bug 2081484 (CVE-2022-0839)

Summary:	CVE-2022-0839 liquibase: Improper Restriction of XML External Entity
Product:	[Other] Security Response	Reporter:	Anten Skrabec <askrabec>
Component:	vulnerability	Assignee:	Nobody <nobody>
Status:	NEW ---	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	bbuckingham, bcourt, boliveir, chazlett, dgoodwin, ehelms, extras-orphan, jochrist, jsherril, jwon, loleary, lzap, mhulan, nmoumoul, orabin, pcreech, pdrozd, pjindal, pskopek, rchan, spinder, sthorger, theute
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	liquibase 4.8.0	Doc Type:	If docs needed, set a value
Doc Text:	A flaw was found in Liquiibase's XMLChangeLogSAXParser() function. It uses SAXParser with no FEATURE_SECURE_PROCESSING set, which could possibly allow XML External Entity (XXE) attacks.	Story Points:	---
Clone Of:		Environment:
Last Closed:		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:	2081485, 2081489, 2081490
Bug Blocks:	2062495

Description Anten Skrabec 2022-05-03 21:20:22 UTC

The XMLChangeLogSAXParser() function makes use of SAXParser generated from a SAXParserFactory with no FEATURE_SECURE_PROCESSING set, allowing for XXE attacks.

References:

https://github.com/liquibase/liquibase/commit/33d9d925082097fb1a3d2fc8e44423d964cd9381

Comment 1 Anten Skrabec 2022-05-03 21:20:34 UTC

Created liquibase tracking bugs for this issue:

Affects: epel-7 [bug 2081485]