Bug 1975116 (CVE-2021-22895) - CVE-2021-22895 nextcloud-client: improper certificate validation due to lack of SSL certificate verification
Summary: CVE-2021-22895 nextcloud-client: improper certificate validation due to lack ...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2021-22895
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1975117 1975118
Blocks:
TreeView+ depends on / blocked
 
Reported: 2021-06-23 07:08 UTC by Marian Rehak
Modified: 2021-06-23 10:40 UTC (History)
10 users (show)

Fixed In Version: nextcloud-client 3.3.1
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Last Closed: 2021-06-23 10:40:37 UTC
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Description Marian Rehak 2021-06-23 07:08:30 UTC 
Nextcloud Desktop Client before 3.3.1 is vulnerable to improper certificate validation due to lack of SSL certificate verification when using the "Register with a Provider" flow.

Reference:

https://github.com/nextcloud/desktop/releases/tag/v3.1.3
https://hackerone.com/reports/903424
https://github.com/nextcloud/desktop/pull/2926
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpgp-vf4p-wcw5
Comment 1 Marian Rehak 2021-06-23 07:08:54 UTC 
Created nextcloud-client tracking bugs for this issue:

Affects: epel-8 [bug 1975118]
Affects: fedora-all [bug 1975117]
Comment 2 Product Security DevOps Team 2021-06-23 10:40:37 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.
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