Vulnerability CVE-2017-6023
Published: 2017-03-16

Description:
An issue was discovered in Fatek Automation PLC Ethernet Module. The affected Ether_cfg software configuration tool runs on the following Fatek PLCs: CBEH versions prior to V3.6 Build 170215, CBE versions prior to V3.6 Build 170215, CM55E versions prior to V3.6 Build 170215, and CM25E versions prior to V3.6 Build 170215. A stack-based buffer overflow vulnerability has been identified, which may allow remote code execution or crash the affected device.

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
9/10
8.5/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Complete
Affected software
Fatek automation -> ethernet module configuration tool cbe firmware 
Fatek automation -> ethernet module configuration tool cm25e firmware 
Fatek automation -> ethernet module configuration tool cbeh firmware 
Fatek automation -> ethernet module configuration tool cm55e firmware 

 References:
http://www.securityfocus.com/bid/96892
https://ics-cert.us-cert.gov/advisories/ICSA-17-073-01
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