VDB-236159 · CVE-2023-33376 · EUVD-2023-37539

Connected IO up to 2.1.0 iptables Command Message argument injection

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.
7.6	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Connected IO up to 2.1.0. It has been rated as critical. Affected by this vulnerability is an unknown functionality of the component iptables Command Message Handler. The manipulation leads to argument injection. This vulnerability is traded as CVE-2023-33376. There is no exploit available.

Detailsinfo

A vulnerability was found in Connected IO up to 2.1.0. It has been rated as critical. This issue affects an unknown function of the component iptables Command Message Handler. The manipulation with an unknown input leads to a argument injection vulnerability. Using CWE to declare the problem leads to CWE-88. The product constructs a string for a command to be executed by a separate component in another control sphere, but it does not properly delimit the intended arguments, options, or switches within that command string. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Connected IO v2.1.0 and prior has an argument injection vulnerability in its iptables command message in its communication protocol, enabling attackers to execute arbitrary OS commands on devices.

The weakness was shared 08/04/2023. It is possible to read the advisory at claroty.com. The identification of this vulnerability is CVE-2023-33376 since 05/22/2023. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059 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.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-37539). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Connected IO

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

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

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Argument injection
CWE: CWE-88 / 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: 🔍

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

05/22/2023 🔍
08/04/2023 +74 days 🔍
08/04/2023 +0 days 🔍
01/04/2026 +884 days 🔍

Sourcesinfo

Advisory: claroty.com
Status: Not defined

CVE: CVE-2023-33376 (🔍)
GCVE (CVE): GCVE-0-2023-33376
GCVE (VulDB): GCVE-100-236159
EUVD: 🔍

Entryinfo

Created: 08/04/2023 21:28
Updated: 01/04/2026 10:09
Changes: 08/04/2023 21:28 (37), 08/26/2023 16:46 (11), 01/04/2026 10:09 (16)
Complete: 🔍
Cache ID: 216::103