Improper Authentication Affecting lemonldap-ng package, versions *


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.24% (62nd percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Improper Authentication vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-UBUNTU1804-LEMONLDAPNG-2387719
  • published29 Jan 2022
  • disclosed18 Jul 2022

Introduced: 29 Jan 2022

CVE-2021-40874  (opens in a new tab)
CWE-287  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:18.04 lemonldap-ng.

NVD Description

Note: Versions mentioned in the description apply only to the upstream lemonldap-ng package and not the lemonldap-ng package as distributed by Ubuntu. See How to fix? for Ubuntu:18.04 relevant fixed versions and status.

An issue was discovered in LemonLDAP::NG (aka lemonldap-ng) 2.0.13. When using the RESTServer plug-in to operate a REST password validation service (for another LemonLDAP::NG instance, for example) and using the Kerberos authentication method combined with another method with the Combination authentication plug-in, any password will be recognized as valid for an existing user.

CVSS Scores

version 3.1