Moxa EDR-810/EDR-G902/EDR-G903 Remote Privilege Escalation

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CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.07

A vulnerability classified as critical has been found in Moxa EDR-810, EDR-G902 and EDR-G903 (Automation Software) (version unknown). This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Certain Moxa Inc products are affected by an improper restriction of operations in EDR-G903 Series Firmware Version 5.5 or lower, EDR-G902 Series Firmware Version 5.5 or lower, and EDR-810 Series Firmware Version 5.6 or lower. Crafted requests sent to the device may allow remote arbitrary code execution.

The weakness was presented 02/03/2021. The advisory is shared for download at moxa.com. This vulnerability is traded as CVE-2020-28144 since 11/02/2020. It is possible to launch the attack remotely. The successful exploitation needs a authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 02/23/2021).

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

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CVSSv3infoedit

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.3

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

CVSSv2infoedit

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

Exploitinginfoedit

Class: Unknown
CWE: Unknown
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍

Countermeasuresinfoedit

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfoedit

11/02/2020 CVE assigned
02/03/2021 +93 days Advisory disclosed
02/03/2021 +0 days VulDB entry created
02/23/2021 +20 days VulDB last update

Sourcesinfoedit

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

Advisory: moxa.com
Status: Confirmed

CVE: CVE-2020-28144 (🔒)

Entryinfoedit

Created: 02/03/2021 07:16 PM
Updated: 02/23/2021 09:28 AM
Changes: (2) source_cve_assigned source_cve_nvd_summary
Complete: 🔍

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