VDB-279781 · CVE-2024-45160 · ID 3223

LemonLDAP::NG up to 2.19.1 OAuth2 Client Authentication client_password improper authentication

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability was found in LemonLDAP::NG up to 2.19.1. It has been classified as critical. The impacted element is an unknown function of the component OAuth2 Client Authentication. This manipulation of the argument client_password causes improper authentication. This vulnerability is handled as CVE-2024-45160. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in LemonLDAP::NG up to 2.19.1. It has been declared as critical. Affected by this vulnerability is an unknown code block of the component OAuth2 Client Authentication. The manipulation of the argument client_password with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Incorrect credential validation in LemonLDAP::NG 2.18.x and 2.19.x before 2.19.2 allows attackers to bypass OAuth2 client authentication via an empty client_password parameter (client secret).

The advisory is shared at gitlab.ow2.org. This vulnerability is known as CVE-2024-45160 since 08/22/2024. The exploitation appears to be easy. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

Upgrading to version 2.19.2 eliminates this vulnerability. Applying the patch 06d771cbc2d5c752354c50f83e4912e5879f9aa2 is able to eliminate this problem. The bugfix is ready for download at gitlab.ow2.org. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Type

Directory Service Software

Name

LemonLDAP::NG

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.5

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 9.1
CNA Vector (MITRE): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: LemonLDAP::NG 2.19.2
Patch: 06d771cbc2d5c752354c50f83e4912e5879f9aa2

Timelineinfo

08/22/2024 🔍
10/09/2024 +48 days 🔍
10/09/2024 +0 days 🔍
10/10/2024 +1 days 🔍

Sourcesinfo

Advisory: 3223
Status: Confirmed

CVE: CVE-2024-45160 (🔍)
GCVE (CVE): GCVE-0-2024-45160
GCVE (VulDB): GCVE-100-279781

Entryinfo

Created: 10/09/2024 07:36
Updated: 10/10/2024 13:56
Changes: 10/09/2024 07:36 (59), 10/10/2024 13:56 (12)
Complete: 🔍
Cache ID: 216::103