Vulnerability CVE-2017-16740
Published: 2018-01-09   Modified: 2018-01-10

Description:
A Buffer Overflow issue was discovered in Rockwell Automation Allen-Bradley MicroLogix 1400 Controllers, Series B and C Versions 21.002 and earlier. The stack-based buffer overflow vulnerability has been identified, which may allow remote code execution.

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:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Rockwellautomation -> 1766-l32awa firmware 
Rockwellautomation -> 1766-l32awaa firmware 
Rockwellautomation -> 1766-l32bwa firmware 
Rockwellautomation -> 1766-l32bwaa firmware 
Rockwellautomation -> 1766-l32bxb firmware 
Rockwellautomation -> 1766-l32bxba firmware 

 References:
http://www.securityfocus.com/bid/102474
https://ics-cert.us-cert.gov/advisories/ICSA-18-009-01
https://rockwellautomation.custhelp.com/app/answers/detail/a_id/1070883
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