CVE-2018-3775
published 2018-08-12CVE-2018-3775: Improper Authentication in Nextcloud Server prior to version 12.0.3 would allow an attacker that obtained user credentials to bypass the 2 Factor…
PriorityP356high8.8CVSS 3.1
AVNACLPRLUINSUCHIHAH
EPSS
1.23%
65.3th percentile
Improper Authentication in Nextcloud Server prior to version 12.0.3 would allow an attacker that obtained user credentials to bypass the 2 Factor Authentication.
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| hackerone | nextcloud_server | — | — |
| nextcloud | nextcloud_server | < 12.0.3 | 12.0.3 |
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv2.04.0MEDIUMAV:N/AC:L/Au:S/C:N/I:P/A:N
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2018-3775 nextcloud: Improper authentication allows attackers with user credentials to bypass 2FA
bugzilla·2018-08-22·CVSS 8.8
CVE-2018-3775 [HIGH] CVE-2018-3775 nextcloud: Improper authentication allows attackers with user credentials to bypass 2FA
CVE-2018-3775 nextcloud: Improper authentication allows attackers with user credentials to bypass 2FA
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
Discussion:
Created nextcloud tracking bugs for this issue:
Affects: epel-7 [bug 1619894]
Affects: fedora-all [bug 1619893]
---
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 pr
Bugzilla
CVE-2018-3775 nextcloud: Improper authentication allows attackers with user credentials to bypass 2FA [epel-7]
bugzilla·2018-08-22·CVSS 8.8
CVE-2018-3775 [HIGH] CVE-2018-3775 nextcloud: Improper authentication allows attackers with user credentials to bypass 2FA [epel-7]
CVE-2018-3775 nextcloud: Improper authentication allows attackers with user credentials to bypass 2FA [epel-7]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of epel-7.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
Discussion:
Use the fo
Bugzilla
CVE-2018-3775 nextcloud: Improper authentication allows attackers with user credentials to bypass 2FA [fedora-all]
bugzilla·2018-08-22·CVSS 8.8
CVE-2018-3775 [HIGH] CVE-2018-3775 nextcloud: Improper authentication allows attackers with user credentials to bypass 2FA [fedora-all]
CVE-2018-3775 nextcloud: Improper authentication allows attackers with user credentials to bypass 2FA [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issu
2018-08-12
Published