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bdu:2022-06254

EUVD-2026-45221

fkie_cve-2020-24660

An issue was discovered in LemonLDAP::NG through 2.0.8, when NGINX is used. An attacker may bypass URL-based access control to protected Virtual Hosts by submitting a non-normalized URI. This also affects versions before 0.5.2 of the "Lemonldap::NG handler for Node.js" package.

GHSA-x44x-r84w-8v67 — Lack of URL normalization may lead to authorization bypass when URL access rules are used

Affected: npm: lemonldap-ng-handler

### Impact When access rules are used inside a protected host, some URL encodings may bypass filtering system.

### Patches Version 0.5.2 includes a patch that fixes the vulnerability

### Workarounds No way for users to fix or remediate the vulnerability without upgrading

### References https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2290

### For more information If you have any questions or comments about this advisory: * Open an issue in [this repository](https://github.com/LemonLDAPNG/node-lemonldap-ng-handler/issues) or [LemonLDAP::NG GitLab](https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues) * Email us at [lemonldap-ng-users@ow2.org](mailto:lemonldap-ng-users@ow2.org)

gsd-2020-24660

UBUNTU-CVE-2020-24660

Affected: Ubuntu:16.04:LTS: lemonldap-ng, Ubuntu:18.04:LTS: lemonldap-ng, Ubuntu:20.04:LTS: lemonldap-ng