Bug 1619892 (CVE-2018-3775) - CVE-2018-3775 nextcloud: Improper authentication allows attackers with user credentials to bypass 2FA
Summary: CVE-2018-3775 nextcloud: Improper authentication allows attackers with user c...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2018-3775
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
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Depends On: 1619893 1619894
Blocks:
TreeView+ depends on / blocked
 
Reported: 2018-08-22 03:00 UTC by Sam Fowler
Modified: 2021-02-16 23:10 UTC (History)
1 user (show)

Fixed In Version: nextcloud 12.0.3
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Last Closed: 2019-06-10 10:36:09 UTC
Embargoed:

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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:

https://nextcloud.com/security/advisory/?id=NC-SA-2018-007
https://hackerone.com/reports/248656
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.
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