Improper Restriction of Excessive Authentication Attempts in Rockwell Automation Products
CVE-2017-7898

9.8CRITICAL

Key Information:

Vendor

Rockwellautomation

Status
Rockwell Automation Allen-bradley Micrologix 1100 And 1400
Vendor
CVE Published:
30 June 2017

What is CVE-2017-7898?

A vulnerability has been identified in Rockwell Automation's Allen-Bradley MicroLogix series that allows unauthorized access through excessive authentication attempts. This issue specifically affects controllers that fail to penalize repeated incorrect password entries, which could lead to brute-force attacks. Users are advised to assess their security protocols to mitigate the risks associated with this vulnerability.

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Affected Version(s)

Rockwell Automation Allen-Bradley MicroLogix 1100 and 1400 Rockwell Automation Allen-Bradley MicroLogix 1100 and 1400

References

http://www.securitytracker.com/id/1038546
vdb-entryx_refsource_SECTRACK
https://ics-cert.us-cert.gov/advisories/ICSA-17-115-04
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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