VDB-274351 · CVE-2024-6788 · VDE-2024-022

Phoenix Contact CHARX SEC-3150 up to 1.6.2 Firmware Update insecure default initialization of resource

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.
9.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Phoenix Contact CHARX SEC-3000, CHARX SEC-3050, CHARX SEC-3100 and CHARX SEC-3150 up to 1.6.2. It has been rated as very critical. Affected by this vulnerability is an unknown functionality of the component Firmware Update Handler. This manipulation causes insecure default initialization of resource. This vulnerability is handled as CVE-2024-6788. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in Phoenix Contact CHARX SEC-3000, CHARX SEC-3050, CHARX SEC-3100 and CHARX SEC-3150 up to 1.6.2 and classified as very critical. Affected by this vulnerability is an unknown function of the component Firmware Update Handler. The manipulation with an unknown input leads to a insecure default initialization of resource vulnerability. The CWE definition for the vulnerability is CWE-1188. The product initializes or sets a resource with a default that is intended to be changed by the administrator, but the default is not secure. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A remote unauthenticated attacker can use the firmware update feature on the LAN interface of the device to reset the password for the predefined, low-privileged user “user-app” to the default password.

The weakness was released by Mccaulay Hudson as VDE-2024-022. It is possible to read the advisory at cert.vde.com. This vulnerability is known as CVE-2024-6788 since 07/16/2024. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. 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 08/22/2025).

Upgrading to version 1.6.3 eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Phoenix Contact

Name

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.4
VulDB Meta Temp Score: 9.3

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 8.6
CNA Vector (CERTVDE): 🔍

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: 🔍

Exploitinginfo

Class: Insecure default initialization of resource
CWE: CWE-1188
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: CHARX SEC-3000/CHARX SEC-3050/CHARX SEC-3100/CHARX SEC-3150 1.6.3

Timelineinfo

07/16/2024 🔍
08/13/2024 +28 days 🔍
08/13/2024 +0 days 🔍
08/22/2025 +374 days 🔍

Sourcesinfo

Advisory: VDE-2024-022
Researcher: Mccaulay Hudson
Status: Confirmed

CVE: CVE-2024-6788 (🔍)
GCVE (CVE): GCVE-0-2024-6788
GCVE (VulDB): GCVE-100-274351

Entryinfo

Created: 08/13/2024 15:59
Updated: 08/22/2025 13:28
Changes: 08/13/2024 15:59 (65), 08/14/2024 15:14 (1), 08/22/2025 13:28 (11)
Complete: 🔍
Cache ID: 216::103