Moxa EDR-810 4.1 Build 17030317 Web Server Credentials credentials management

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-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Moxa EDR-810 4.1 Build 17030317. This affects an unknown function of the component Web Server. This manipulation causes credentials management (Credentials). This vulnerability is tracked as CVE-2017-12123. The attack is possible to be carried out remotely. No exploit exists. Applying further encryption is recommended.

Detailsinfo

A vulnerability has been found in Moxa EDR-810 4.1 Build 17030317 (Automation Software) and classified as critical. Affected by this vulnerability is some unknown processing of the component Web Server. The manipulation with an unknown input leads to a credentials management vulnerability (Credentials). The CWE definition for the vulnerability is CWE-255. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An exploitable clear text transmission of password vulnerability exists in the web server and telnet functionality of Moxa EDR-810 V4.1 build 17030317. An attacker can look at network traffic to get the admin password for the device. The attacker can then use the credentials to login as admin.

The bug was discovered 04/13/2018. The weakness was disclosed 05/14/2018 (Website). The advisory is shared at talosintelligence.com. This vulnerability is known as CVE-2017-12123 since 07/31/2017. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1552 for this issue.

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.

The best possible mitigation is suggested to be adding encryption.

The entries VDB-117701, VDB-117700, VDB-117699 and VDB-117698 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 5.6
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 5.7
CNA Vector (Talos): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Credentials
Class: Credentials management / Credentials
CWE: CWE-255
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Encryption
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/31/2017 🔍
04/13/2018 +256 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-2017-12123 (🔍)
GCVE (CVE): GCVE-0-2017-12123
GCVE (VulDB): GCVE-100-117697
See also: 🔍

Entryinfo

Created: 05/15/2018 08:29
Updated: 03/13/2023 08:35
Changes: 05/15/2018 08:29 (61), 02/05/2020 08:24 (1), 03/13/2023 08:35 (14)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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