Vulnerability Details : CVE-2017-6023
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.
Vulnerability category: OverflowExecute code
Products affected by CVE-2017-6023
- cpe:2.3:o:fatek:ethernet_module_configuration_tool_cbe_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:fatek:ethernet_module_configuration_tool_cbeh_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:fatek:ethernet_module_configuration_tool_cm25e_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:fatek:ethernet_module_configuration_tool_cm55e_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-6023
2.79%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 91 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-6023
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.0
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:C |
10.0
|
8.5
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2017-6023
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
-
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).Assigned by: ics-cert@hq.dhs.gov (Secondary)
References for CVE-2017-6023
-
https://ics-cert.us-cert.gov/advisories/ICSA-17-073-01
Fatek Automation PLC Ethernet Module | CISAThird Party Advisory;US Government Resource
-
http://www.securityfocus.com/bid/96892
Fatek Automation PLC Ethernet Module CVE-2017-6023 Stack Based Buffer Overflow VulnerabilityVDB Entry;Third Party Advisory
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