empty client_password parameter bypasses OAuth2 client authentication
CVE-2024-45160

9.1CRITICAL

Key Information:

Vendor

LemonLDAP::NG

Status
LemonLDAP::NG
Vendor
CVE Published:
9 October 2024

What is CVE-2024-45160?

A security issue has been identified in LemonLDAP::NG versions 2.18.x and 2.19.x prior to 2.19.2, where incorrect credential validation allows an attacker to bypass OAuth2 client authentication. This can be achieved by sending an empty client_password parameter, potentially compromising the authentication process and granting unauthorized access.

References

https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/tags
https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues...
https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/commit...

CVSS V3.1

Score:
9.1
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.