VDB-115824 · CVE-2018-9126 · Exploit 146999

DNNArticle Module 11 on DNN ?CP=%2fwebconfig information disclosure

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.
7.4	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in DNNArticle Module 11 on DNN. Impacted is an unknown function of the file /GetCSSashx/?CP=%2fwebconfig. The manipulation results in information disclosure. This vulnerability is cataloged as CVE-2018-9126. The attack may be launched remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, was found in DNNArticle Module 11 on DNN. Affected is some unknown functionality of the file /GetCSSashx/?CP=%2fwebconfig. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:

The DNNArticle module 11 for DNN (formerly DotNetNuke) allows remote attackers to read the web.config file, and consequently discover database credentials, via the /GetCSS.ashx/?CP=%2fweb.config URI.

The bug was discovered 03/31/2018. The weakness was shared 04/04/2018 (Website). The advisory is shared for download at exploit-db.com. This vulnerability is traded as CVE-2018-9126 since 03/29/2018. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1592.

A public exploit has been developed by Esmaeil Rahimian and been published 2 days after the advisory. The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (44414). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

DNNArticle Module

Version

CPE 2.3info

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CPE 2.2info

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Esmaeil Rahimian
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

03/29/2018 🔍
03/31/2018 +2 days 🔍
04/04/2018 +4 days 🔍
04/04/2018 +0 days 🔍
04/05/2018 +1 days 🔍
04/06/2018 +1 days 🔍
04/06/2018 +0 days 🔍
11/10/2025 +2775 days 🔍

Sourcesinfo

Advisory: 146999
Status: Confirmed

CVE: CVE-2018-9126 (🔍)
GCVE (CVE): GCVE-0-2018-9126
GCVE (VulDB): GCVE-100-115824
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 04/05/2018 08:49
Updated: 11/10/2025 10:38
Changes: 04/05/2018 08:49 (65), 01/23/2020 16:03 (1), 02/27/2023 07:30 (4), 11/10/2025 10:38 (14)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.