9.8
CRITICAL
CVE-2017-7898
"Rockwell Automation Allen-Bradley MicroLogix and Allen-Bradley MicroLogix 1400 Unsecure Password Authentication"
Description

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.

INFO

Published Date :

June 30, 2017, 3:29 a.m.

Last Modified :

Oct. 3, 2019, 12:03 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2017-7898 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Rockwellautomation 1763-l16awa_series_a
2 Rockwellautomation 1763-l16awa_series_b
3 Rockwellautomation 1763-l16bbb_series_a
4 Rockwellautomation 1763-l16bbb_series_b
5 Rockwellautomation 1763-l16bwa_series_a
6 Rockwellautomation 1763-l16bwa_series_b
7 Rockwellautomation 1763-l16dwd_series_a
8 Rockwellautomation 1763-l16dwd_series_b
9 Rockwellautomation 1766-l32awa_series_a
10 Rockwellautomation 1766-l32awa_series_b
11 Rockwellautomation 1766-l32awaa_series_a
12 Rockwellautomation 1766-l32awaa_series_b
13 Rockwellautomation 1766-l32bwa_series_a
14 Rockwellautomation 1766-l32bwa_series_b
15 Rockwellautomation 1766-l32bwaa_series_a
16 Rockwellautomation 1766-l32bwaa_series_b
17 Rockwellautomation 1766-l32bxb_series_a
18 Rockwellautomation 1766-l32bxb_series_b
19 Rockwellautomation 1766-l32bxba_series_a
20 Rockwellautomation 1766-l32bxba_series_b
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2017-7898.

URL Resource
http://www.securitytracker.com/id/1038546
https://ics-cert.us-cert.gov/advisories/ICSA-17-115-04 Patch Third Party Advisory US Government Resource

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2017-7898 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2017-7898 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Oct. 09, 2019

    Action Type Old Value New Value
    Added CWE ICS-CERT CWE-307
  • CWE Remap by [email protected]

    Oct. 03, 2019

    Action Type Old Value New Value
    Changed CWE CWE-264 CWE-307
  • CVE Modified by [email protected]

    Jul. 08, 2017

    Action Type Old Value New Value
    Added Reference http://www.securitytracker.com/id/1038546 [No Types Assigned]
  • Initial Analysis by [email protected]

    Jul. 07, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:N/A:N)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://ics-cert.us-cert.gov/advisories/ICSA-17-115-04 No Types Assigned https://ics-cert.us-cert.gov/advisories/ICSA-17-115-04 Patch, Third Party Advisory, US Government Resource
    Added CWE CWE-264
    Added CPE Configuration AND OR *cpe:2.3:a:rockwellautomation:1763-l16awa_series_a:16.000:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:rockwellautomation:1763-l16awa_series_b:16.000:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:rockwellautomation:1763-l16bbb_series_a:16.000:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:rockwellautomation:1763-l16bbb_series_b:16.000:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:rockwellautomation:1763-l16bwa_series_a:16.000:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:rockwellautomation:1763-l16bwa_series_b:16.000:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:rockwellautomation:1763-l16dwd_series_a:16.000:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:rockwellautomation:1763-l16dwd_series_b:16.000:*:*:*:*:*:*:* (and previous) OR cpe:2.3:h:rockwellautomation:ab_micrologix_controller:1100:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:a:rockwellautomation:1766-l32awa_series_a:16.000:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:rockwellautomation:1766-l32awa_series_b:16.000:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:rockwellautomation:1766-l32awaa_series_a:16.000:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:rockwellautomation:1766-l32awaa_series_b:16.000:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:rockwellautomation:1766-l32bwa_series_a:16.000:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:rockwellautomation:1766-l32bwa_series_b:16.000:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:rockwellautomation:1766-l32bwaa_series_a:16.000:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:rockwellautomation:1766-l32bwaa_series_b:16.000:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:rockwellautomation:1766-l32bxb_series_a:16.000:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:rockwellautomation:1766-l32bxb_series_b:16.000:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:rockwellautomation:1766-l32bxba_series_a:16.000:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:rockwellautomation:1766-l32bxba_series_b:16.000:*:*:*:*:*:*:* (and previous) OR cpe:2.3:h:rockwellautomation:ab_micrologix_controller:1400:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2017-7898 is associated with the following CWEs:

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.06 }} 0.00%

score

0.22042

percentile

CVSS30 - Vulnerability Scoring System
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