OpenID Connect Issuer in LemonLDAP::NG 2.x through 2.0.5 may allow an attacker to bypass access control rules via a crafted OpenID Connect authorization request. To be vulnerable, there must exist an OIDC Relaying party within the LemonLDAP configuration with weaker access control rules than the target RP, and no filtering on redirection URIs.
Advisories
Source ID Title
Debian DSA Debian DSA DSA-4533-1 lemonldap-ng security update
EUVD EUVD EUVD-2019-6842 OpenID Connect Issuer in LemonLDAP::NG 2.x through 2.0.5 may allow an attacker to bypass access control rules via a crafted OpenID Connect authorization request. To be vulnerable, there must exist an OIDC Relaying party within the LemonLDAP configuration with weaker access control rules than the target RP, and no filtering on redirection URIs.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 28 May 2025 17:45:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:lemonldap-ng:lemonldap\:\::*:*:*:*:*:*:*:* cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:*:*:*:*:*:*:*:*

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T01:03:32.341Z

Reserved: 2019-09-05T00:00:00

Link: CVE-2019-15941

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2019-09-25T20:15:11.057

Modified: 2025-05-28T17:23:02.190

Link: CVE-2019-15941

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.