VDB-117709 · CVE-2017-14437 · GCVE-0-2017-14437

Moxa EDR-810 4.1 Build 17030317 Web Server /MOXA\_LOG.ini null pointer dereference

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.
6.7	$0-$5k	0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Moxa EDR-810 4.1 Build 17030317. This impacts an unknown function of the file /MOXA\_LOG.ini of the component Web Server. This manipulation causes null pointer dereference. The identification of this vulnerability is CVE-2017-14437. It is possible to initiate the attack remotely. There is no exploit available. It is advisable to implement restrictive firewalling.

Detailsinfo

A vulnerability was found in Moxa EDR-810 4.1 Build 17030317 (Automation Software). It has been declared as problematic. Affected by this vulnerability is an unknown code of the file /MOXA\_LOG.ini of the component Web Server. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. The summary by CVE is:

An exploitable denial of service vulnerability exists in the web server functionality of Moxa EDR-810 V4.1 build 17030317. A specially crafted HTTP URI can cause a null pointer dereference resulting in denial of service. An attacker can send a GET request to "/MOXA\_LOG.ini" without a cookie header to trigger this vulnerability.

The bug was discovered 04/13/2018. The weakness was shared 05/14/2018 (Website). The advisory is shared at talosintelligence.com. This vulnerability is known as CVE-2017-14437 since 09/13/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 31 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:MOXA\_LOG.ini it is possible to find vulnerable targets with Google Hacking.

Proper firewalling of is able to address this issue.

The entries VDB-117707 and VDB-117708 are related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Automation Software

Vendor

Moxa

Name

EDR-810

Version

4.1 Build 17030317

License

commercial

Website

Vendor: https://www.moxa.com/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

VulDB Base Score: 5.3
VulDB Temp Score: 5.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (Talos): 🔍

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: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

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: Firewall
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/13/2017 🔍
04/13/2018 +212 days 🔍
05/14/2018 +30 days 🔍
05/14/2018 +0 days 🔍
05/15/2018 +1 days 🔍
03/13/2023 +1763 days 🔍

Sourcesinfo

Vendor: moxa.com

Advisory: talosintelligence.com
Status: Not defined

CVE: CVE-2017-14437 (🔍)
GCVE (CVE): GCVE-0-2017-14437
GCVE (VulDB): GCVE-100-117709
See also: 🔍

Entryinfo

Created: 05/15/2018 08:34
Updated: 03/13/2023 09:00
Changes: 05/15/2018 08:34 (60), 02/05/2020 08:47 (1), 03/13/2023 09:00 (14)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.