Bug 1931497 (CVE-2020-36251)

Summary:	CVE-2020-36251 owncloud: a group-share recipient can remove the received group share for all group-recipients
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
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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Clone Of:		Environment:
Last Closed:	2021-02-22 19:02:11 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:	1931498
Bug Blocks:

Description Guilherme de Almeida Suckevicz 2021-02-22 14:51:43 UTC

ownCloud Server before 10.3.0 allows an attacker, who has received non-administrative access to a group share, to remove everyone else's access to that share.

Reference:
https://owncloud.com/security-advisories/deleting-received-group-share-for-whole-group/

Comment 1 Guilherme de Almeida Suckevicz 2021-02-22 14:52:02 UTC

Created owncloud tracking bugs for this issue:

Affects: epel-7 [bug 1931498]

Comment 2 Product Security DevOps Team 2021-02-22 19:02:11 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.