Bug 1646683 (CVE-2018-16467)

Summary:	CVE-2018-16467 nextcloud: Improper access control checks for single share previews
Product:	[Other] Security Response	Reporter:	Laura Pardo <lpardo>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	cglombek, james.hogarth
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	nextcloud 14.0.0	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-10 10:42:09 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:	1646684, 1646685
Bug Blocks:

Description Laura Pardo 2018-11-05 20:42:38 UTC

A missing check in Nextcloud Server prior to 14.0.0 could give unauthorized access to the previews of single file password protected shares. 


References:
https://hackerone.com/reports/231917 
https://nextcloud.com/security/advisory/?id=NC-SA-2018-014

Comment 1 Laura Pardo 2018-11-05 20:43:10 UTC

Created nextcloud tracking bugs for this issue:

Affects: epel-7 [bug 1646685]
Affects: fedora-all [bug 1646684]

Comment 2 Product Security DevOps Team 2019-06-10 10:42:09 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.