Moxa TN-5900 up to 3.3 command injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
9.1$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Moxa TN-5900 up to 3.3. This issue affects some unknown processing. The manipulation leads to command injection. This vulnerability is referenced as CVE-2023-34213. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Moxa TN-5900 up to 3.3 (Automation Software). This issue affects an unknown code. The manipulation with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

TN-5900 Series firmware versions v3.3 and prior are vulnerable to command-injection vulnerability. This vulnerability stems from insufficient input validation and improper authentication in the key-generation function, which could potentially allow malicious users to execute remote code on affected devices. 

The weakness was published 08/17/2023. It is possible to read the advisory at moxa.com. The identification of this vulnerability is CVE-2023-34213 since 05/31/2023. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/13/2023). The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

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

Statistical analysis made it clear that VulDB provides the best quality for 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: 9.1
VulDB Meta Temp Score: 9.1

VulDB Base Score: 8.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 8.8
CNA Vector (Moxa Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/31/2023 🔍
08/17/2023 +78 days 🔍
08/17/2023 +0 days 🔍
09/13/2023 +27 days 🔍

Sourcesinfo

Vendor: moxa.com

Advisory: moxa.com
Status: Confirmed

CVE: CVE-2023-34213 (🔍)
GCVE (CVE): GCVE-0-2023-34213
GCVE (VulDB): GCVE-100-237395

Entryinfo

Created: 08/17/2023 10:30
Updated: 09/13/2023 08:09
Changes: 08/17/2023 10:30 (48), 09/13/2023 08:09 (11)
Complete: 🔍
Cache ID: 216::103

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