Bug 1619892 (CVE-2018-3775)

Summary: CVE-2018-3775 nextcloud: Improper authentication allows attackers with user credentials to bypass 2FA
Product: [Other] Security Response Reporter: Sam Fowler <sfowler>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedCC: james.hogarth
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Fixed In Version: nextcloud 12.0.3 Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2019-06-10 10:36:09 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Bug Depends On: 1619893, 1619894    
Bug Blocks:    

Description Sam Fowler 2018-08-22 03:00:16 UTC
Nextcloud Server before version 12.0.3 is vulnerable to improper authentication of the second factor challenge which allows an attacker with access to user credentials to bypass the second factor validation completely.

External References:


Comment 1 Sam Fowler 2018-08-22 03:00:44 UTC
Created nextcloud tracking bugs for this issue:

Affects: epel-7 [bug 1619894]
Affects: fedora-all [bug 1619893]

Comment 2 Product Security DevOps Team 2019-06-10 10:36:09 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.