CVE-2018-3775

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-287

Affected software

Vendor	Product	Versions
HackerOne	Nextcloud Server	<12.0.3

References

https://hackerone.com/reports/248656Issue Tracking, Third Party Advisory
https://nextcloud.com/security/advisory/?id=NC-SA-2018-007Broken Link, Vendor Advisory
https://hackerone.com/reports/248656Issue Tracking, Third Party Advisory
https://nextcloud.com/security/advisory/?id=NC-SA-2018-007Broken Link, Vendor Advisory

Timeline

Published: Aug 12, 2018
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2018

CVE-2018-37765.3Improper input validator in Nextcloud Server prior to 12.0.3 and 11.0.5 could lead to an attacker's actions not being logged in the audit lo CVE-2018-37779.8Insufficient URI encoding in restforce before 3.0.0 allows attacker to inject arbitrary parameters into Salesforce API requests.CVE-2018-37785.3Improper authorization in aedes version <0.35.0 will publish a LWT in a channel when a client is not authorized.CVE-2018-37799.8active-support ruby gem 5.2.0 could allow a remote attacker to execute arbitrary code on the system, caused by containing a malicious backdo CVE-2018-37805.4A missing sanitization of search results for an autocomplete field in NextCloud Server <13.0.5 could lead to a stored XSS requiring user-int CVE-2018-37815.4A missing sanitization of search results for an autocomplete field in NextCloud Talk <3.2.5 could lead to a stored XSS requiring user-intera CVE-2018-37839.8A privilege escalation detected in flintcms versions <= 1.1.9 allows account takeover due to blind MongoDB injection in password reset.CVE-2018-37849.8A code injection in cryo 0.0.6 allows an attacker to arbitrarily execute code due to insecure implementation of deserialization.CVE-2018-37859.8A command injection in git-dummy-commit v1.3.0 allows os level commands to be executed due to an unescaped parameter.CVE-2018-37869.8A command injection vulnerability in egg-scripts <v2.8.1 allows arbitrary shell command execution through a maliciously crafted command line CVE-2018-37877.5Path traversal in simplehttpserver <v0.2.1 allows listing any file on the server.CVE-2018-38095.3Information exposure through directory listings in serve 6.5.3 allows directory listing and file access even when they have been set to be i