9.8
CRITICAL
CVE-2023-23451
SICK Telnet Default Password Vulnerability
Description

The Flexi Classic and Flexi Soft Gateways SICK UE410-EN3 FLEXI ETHERNET GATEW. with serial number <=2311xxxx all Firmware versions, SICK UE410-EN1 FLEXI ETHERNET GATEW. with serial number <=2311xxxx all Firmware versions, SICK UE410-EN3S04 FLEXI ETHERNET GATEW. with serial number <=2311xxxx all Firmware versions, SICK UE410-EN4 FLEXI ETHERNET GATEW. with serial number <=2311xxxx all Firmware versions, SICK FX0-GENT00000 FLEXISOFT EIP GATEW. with serial number <=2311xxxx with Firmware <=V2.11.0, SICK FX0-GMOD00000 FLEXISOFT MOD GATEW. with serial number <=2311xxxx with Firmware <=V2.11.0, SICK FX0-GPNT00000 FLEXISOFT PNET GATEW. with serial number <=2311xxxx with Firmware <=V2.12.0, SICK FX0-GENT00030 FLEXISOFT EIP GATEW.V2 with serial number <=2311xxxx all Firmware versions, SICK FX0-GPNT00030 FLEXISOFT PNET GATEW.V2 with serial number <=2311xxxx all Firmware versions and SICK FX0-GMOD00010 FLEXISOFT MOD GW with serial number <=2311xxxx with Firmware <=V2.11.0 all have Telnet enabled by factory default. No password is set in the default configuration.

INFO

Published Date :

April 19, 2023, 11:15 p.m.

Last Modified :

Sept. 14, 2023, 5:15 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2023-23451 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Sick ue410-en3_firmware
2 Sick ue410-en1_firmware
3 Sick ue410-en3s04_firmware
4 Sick ue410-en4_firmware
5 Sick fx0-gent00000_firmware
6 Sick fx0-gmod00000_firmware
7 Sick fx0-gpnt00000_firmware
8 Sick fx0-gent00030_firmware
9 Sick fx0-gpnt00030_firmware
10 Sick fx0-gmod00010_firmware
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2023-23451.

URL Resource
https://sick.com/psirt Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2023-23451 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-23451 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Sep. 14, 2023

    Action Type Old Value New Value
    Changed Description The Flexi Classic and Flexi Soft Gateways SICK UE410-EN3 FLEXI ETHERNET GATEW., SICK UE410-EN1 FLEXI ETHERNET GATEW., SICK UE410-EN3S04 FLEXI ETHERNET GATEW., SICK UE410-EN4 FLEXI ETHERNET GATEW., SICK FX0-GENT00000 FLEXISOFT EIP GATEW., SICK FX0-GMOD00000 FLEXISOFT MOD GATEW., SICK FX0-GPNT00000 FLEXISOFT PNET GATEW., SICK FX0-GENT00030 FLEXISOFT EIP GATEW.V2, SICK FX0-GPNT00030 FLEXISOFT PNET GATEW.V2 and SICK FX0-GMOD00010 FLEXISOFT MOD GW. have Telnet enabled by factory default. No password is set in the default configuration. Gateways with a serial number >2311xxxx have the Telnet interface disabled by factory default. The Flexi Classic and Flexi Soft Gateways SICK UE410-EN3 FLEXI ETHERNET GATEW. with serial number <=2311xxxx all Firmware versions, SICK UE410-EN1 FLEXI ETHERNET GATEW. with serial number <=2311xxxx all Firmware versions, SICK UE410-EN3S04 FLEXI ETHERNET GATEW. with serial number <=2311xxxx all Firmware versions, SICK UE410-EN4 FLEXI ETHERNET GATEW. with serial number <=2311xxxx all Firmware versions, SICK FX0-GENT00000 FLEXISOFT EIP GATEW. with serial number <=2311xxxx with Firmware <=V2.11.0, SICK FX0-GMOD00000 FLEXISOFT MOD GATEW. with serial number <=2311xxxx with Firmware <=V2.11.0, SICK FX0-GPNT00000 FLEXISOFT PNET GATEW. with serial number <=2311xxxx with Firmware <=V2.12.0, SICK FX0-GENT00030 FLEXISOFT EIP GATEW.V2 with serial number <=2311xxxx all Firmware versions, SICK FX0-GPNT00030 FLEXISOFT PNET GATEW.V2 with serial number <=2311xxxx all Firmware versions and SICK FX0-GMOD00010 FLEXISOFT MOD GW with serial number <=2311xxxx with Firmware <=V2.11.0 all have Telnet enabled by factory default. No password is set in the default configuration.
  • Initial Analysis by [email protected]

    May. 04, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://sick.com/psirt No Types Assigned https://sick.com/psirt Vendor Advisory
    Added CWE NIST CWE-306
    Added CPE Configuration AND OR *cpe:2.3:o:sick:ue410-en3_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:sick:ue410-en3:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:sick:ue410-en1_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:sick:ue410-en1:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:sick:ue410-en3s04_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:sick:ue410-en3s04:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:sick:ue410-en4_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:sick:ue410-en4:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:sick:fx0-gent00000_firmware:*:*:*:*:*:*:*:* versions up to (including) 2.11.0 OR cpe:2.3:h:sick:fx0-gent00000:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:sick:fx0-gmod00000_firmware:*:*:*:*:*:*:*:* versions up to (including) 2.11.0 OR cpe:2.3:h:sick:fx0-gmod00000:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:sick:fx0-gpnt00000_firmware:*:*:*:*:*:*:*:* versions up to (including) 2.12.0 OR cpe:2.3:h:sick:fx0-gpnt00000:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:sick:fx0-gent00030_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:sick:fx0-gent00030:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:sick:fx0-gpnt00030_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:sick:fx0-gpnt00030:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:sick:fx0-gmod00010_firmware:*:*:*:*:*:*:*:* versions up to (including) 2.11.0 OR cpe:2.3:h:sick:fx0-gmod00010:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2023-23451 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.20 }} 0.02%

score

0.57520

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability