Bug 1930202 (CVE-2020-28645)

Summary:	CVE-2020-28645 owncloud: deleting users with certain names caused system files to be deleted
Product:	[Other] Security Response	Reporter:	Marian Rehak <mrehak>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	extras-orphan
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
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Fixed In Version:		Doc Type:	If docs needed, set a value
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Last Closed:	2021-02-18 19:03:15 UTC	Type:	---
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Documentation:	---	CRM:
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1930203
Bug Blocks:

Description Marian Rehak 2021-02-18 14:01:35 UTC

Deleting users with certain names caused system files to be deleted. Risk is higher for systems which allow users to register themselves and have the data directory in the web root. This affects ownCloud/core versions < 10.6.

Reference:

https://owncloud.com/security-advisories/missing-user-validation-leading-to-information-disclosure/

Comment 1 Marian Rehak 2021-02-18 14:01:51 UTC

Created owncloud tracking bugs for this issue:

Affects: epel-7 [bug 1930203]

Comment 2 Product Security DevOps Team 2021-02-18 19:03:15 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.