SCADA Vulnerabilities & Exposures (SVE)

CRITIFENCE® SCADA Vulnerabilities and Exposures Database (SVE)

[SVE-332145799] GE MultiLink Series Hard-coded Credential Vulnerability

Date Type Platform Author EDB-ID CVE-ID OSVDB-ID Download App SIS Signature
2016-06-02OTHERGeneral Electric MultilinkGEN/A2016-2310N/AN/AN/A

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# GE MultiLink Series Hard-coded Credential Vulnerability
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### OVERVIEW

GE has identified a hard-coded credential vulnerability in GE's MultiLink series managed switches. GE has produced new firmware versions to mitigate this vulnerability.

This vulnerability could be exploited remotely.




### AFFECTED PRODUCTS

The following MultiLink products are affected:

GE ML800 Switch, firmware versions prior to Version 5.5.0,
GE ML810 Switch, firmware versions prior to Version 5.5.0k,
GE ML1200 Switch, firmware versions prior to Version 5.5.0,
GE ML1600 Switch, firmware versions prior to Version 5.5.0,
GE ML2400 Switch, firmware versions prior to Version 5.5.0,
GE ML3000 Switch, firmware versions prior to Version 5.5.0k, and
GE ML3100 Switch, firmware versions prior to Version 5.5.0k.




### IMPACT

Exploitation of this vulnerability may allow an attacker to gain unauthorized administrative access to device configurations resulting in exposure and control of all configuration options available through the web interface.

Impact to individual organizations depends on many factors that are unique to each organization.




### BACKGROUND

GE is a US-based company that maintains offices in several countries around the world.
The affected products, Multilink series switches, are managed Ethernet switches designed specifically for use in industrial facilities, substations, and transportation environments. According to GE, the Multilink series switches are deployed across several sectors including Critical Manufacturing, Energy, and Water and Wastewater Systems. GE estimates that these products are used worldwide.




### VULNERABILITY CHARACTERIZATION


# VULNERABILITY OVERVIEW

USE OF HARD-CODED PASSWORD

The Multilink series switches have a hard-coded credential vulnerability, which could allow unauthorized administrative access to device configuration options available through the web interface.

CVE-2016-2310 has been assigned to this vulnerability. A CVSS v3 base score of 10.0 has been assigned; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H).




### VULNERABILITY DETAILS


# EXPLOITABILITY

This vulnerability could be exploited remotely.


# EXISTENCE OF EXPLOIT

No known public exploits specifically target this vulnerability.


# DIFFICULTY

An attacker with a low skill would be able to exploit this vulnerability.




### MITIGATION

GE has released new firmware versions for the MultiLink series managed switches that resolve the identified vulnerability. GE recommends that asset owners install firmware upgrades on affected devices. Firmware Version 5.5.0 resolves the vulnerability for the ML800, ML1200, ML1600, and ML2400. Firmware Version 5.5.0k resolves the vulnerability for the ML810, ML3000, and ML3100.

The new firmware version for the ML800 switch, Version 5.5.0, is available at the following location:
https://www.gegridsolutions.com/app/Resources.aspx?prod=ml800&type=7

The new firmware version for the ML810 switch, Version 5.5.0k, is available at the following location:
https://www.gegridsolutions.com/app/Resources.aspx?prod=ml810&type=7

The new firmware version for the ML1200 switch, Version 5.5.0, is available at the following location:
https://www.gegridsolutions.com/app/Resources.aspx?prod=ml1200&type=7

The new firmware version for the ML1600 switch, Version 5.5.0, is available at the following location:
https://www.gegridsolutions.com/app/Resources.aspx?prod=ml1600&type=7

The new firmware version for the ML2400 switch, Version 5.5.0, is available at the following location:
https://www.gegridsolutions.com/app/Resources.aspx?prod=ml2400&type=7

The new firmware version for the ML3000 and ML3100 switches, Version 5.5.0k, is available at the following location:
https://www.gegridsolutions.com/app/Resources.aspx?prod=ml3000&type=7