VDB-122152 · CVE-2018-10632 · BID 104863

Moxa NPort 5210/NPort 5230/NPort 5232 up to 2.9 Build 17030709 Request resource consumption

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.
6.4	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Moxa NPort 5210, NPort 5230 and NPort 5232 up to 2.9 Build 17030709. This affects an unknown function. Executing a manipulation as part of Request can lead to resource consumption. This vulnerability is tracked as CVE-2018-10632. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability has been found in Moxa NPort 5210, NPort 5230 and NPort 5232 up to 2.9 Build 17030709 (Automation Software) and classified as problematic. This vulnerability affects some unknown functionality. The manipulation as part of a Request leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability. CVE summarizes:

In Moxa NPort 5210, 5230, and 5232 versions 2.9 build 17030709 and prior, the amount of resources requested by a malicious actor are not restricted, allowing for a denial-of-service condition.

The bug was discovered 07/19/2018. The weakness was disclosed 07/24/2018 (Website). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-2018-10632 since 05/01/2018. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

The vulnerability was handled as a non-public zero-day exploit for at least 5 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 SecurityFocus (BID 104863†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Automation Software

Vendor

Moxa

Name

Version

2.9 Build 17030709

License

commercial

Website

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 7.5
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: Resource consumption
CWE: CWE-400 / CWE-404
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/01/2018 🔍
07/19/2018 +79 days 🔍
07/19/2018 +0 days 🔍
07/24/2018 +4 days 🔍
07/24/2018 +0 days 🔍
07/25/2018 +1 days 🔍
03/10/2020 +594 days 🔍

Sourcesinfo

Vendor: moxa.com

Advisory: securityfocus.com⛔
Status: Not defined

CVE: CVE-2018-10632 (🔍)
GCVE (CVE): GCVE-0-2018-10632
GCVE (VulDB): GCVE-100-122152
SecurityFocus: 104863 - Moxa NPort CVE-2018-10632 Denial of Service Vulnerability

Entryinfo

Created: 07/25/2018 07:41
Updated: 03/10/2020 06:58
Changes: 07/25/2018 07:41 (59), 03/10/2020 06:58 (3)
Complete: 🔍
Cache ID: 216::103

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