Vulnerability Monitor

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CVE-2017-7898

An Improper Restriction of Excessive Authentication Attempts issue was discovered in Rockwell Automation Allen-Bradley MicroLogix 1100 programmable-logic controllers 1763-L16AWA, Series A and B, Version 16.00 and prior versions; 1763-L16BBB, Series A and B, Version 16.00 and prior versions; 1763-L16BWA, Series A and B, Version 16.00 and prior versions; and 1763-L16DWD, Series A and B, Version 16.00 and prior versions and Allen-Bradley MicroLogix 1400 programmable logic controllers 1766-L32AWA, Series A and B, Version 16.00 and prior versions; 1766-L32BWA, Series A and B, Version 16.00 and prior versions; 1766-L32BWAA, Series A and B, Version 16.00 and prior versions; 1766-L32BXB, Series A and B, Version 16.00 and prior versions; 1766-L32BXBA, Series A and B, Version 16.00 and prior versions; and 1766-L32AWAA, Series A and B, Version 16.00 and prior versions. There are no penalties for repeatedly entering incorrect passwords.

Published

2017-06-30T03:29:00.703

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: NONE
  • Availability Impact: NONE
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Secondary
    CWE-307
  • Type: Primary
    CWE-307
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application rockwellautomation 1763-l16awa_series_a ≤ 16.000 Yes
Application rockwellautomation 1763-l16awa_series_b ≤ 16.000 Yes
Application rockwellautomation 1763-l16bbb_series_a ≤ 16.000 Yes
Application rockwellautomation 1763-l16bbb_series_b ≤ 16.000 Yes
Application rockwellautomation 1763-l16bwa_series_a ≤ 16.000 Yes
Application rockwellautomation 1763-l16bwa_series_b ≤ 16.000 Yes
Application rockwellautomation 1763-l16dwd_series_a ≤ 16.000 Yes
Application rockwellautomation 1763-l16dwd_series_b ≤ 16.000 Yes
Hardware rockwellautomation ab_micrologix_controller 1100 No
Application rockwellautomation 1766-l32awa_series_a ≤ 16.000 Yes
Application rockwellautomation 1766-l32awa_series_b ≤ 16.000 Yes
Application rockwellautomation 1766-l32awaa_series_a ≤ 16.000 Yes
Application rockwellautomation 1766-l32awaa_series_b ≤ 16.000 Yes
Application rockwellautomation 1766-l32bwa_series_a ≤ 16.000 Yes
Application rockwellautomation 1766-l32bwa_series_b ≤ 16.000 Yes
Application rockwellautomation 1766-l32bwaa_series_a ≤ 16.000 Yes
Application rockwellautomation 1766-l32bwaa_series_b ≤ 16.000 Yes
Application rockwellautomation 1766-l32bxb_series_a ≤ 16.000 Yes
Application rockwellautomation 1766-l32bxb_series_b ≤ 16.000 Yes
Application rockwellautomation 1766-l32bxba_series_a ≤ 16.000 Yes
Application rockwellautomation 1766-l32bxba_series_b ≤ 16.000 Yes
Hardware rockwellautomation ab_micrologix_controller 1400 No
References