9.8
CRITICAL
CVE-2017-7903
Rockwell Automation Allen-Bradley MicroLogix Password Quantity Weakness
Description

A Weak Password Requirements 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. The affected products use a numeric password with a small maximum character size for the password.

INFO

Published Date :

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

Last Modified :

Nov. 21, 2024, 3:32 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2017-7903 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 ab_micrologix_controller
2 Rockwellautomation 1763-l16awa_series_a
3 Rockwellautomation 1763-l16awa_series_b
4 Rockwellautomation 1763-l16bbb_series_a
5 Rockwellautomation 1763-l16bbb_series_b
6 Rockwellautomation 1763-l16bwa_series_a
7 Rockwellautomation 1763-l16bwa_series_b
8 Rockwellautomation 1763-l16dwd_series_a
9 Rockwellautomation 1763-l16dwd_series_b
10 Rockwellautomation 1766-l32awa_series_a
11 Rockwellautomation 1766-l32awa_series_b
12 Rockwellautomation 1766-l32awaa_series_a
13 Rockwellautomation 1766-l32awaa_series_b
14 Rockwellautomation 1766-l32bwa_series_a
15 Rockwellautomation 1766-l32bwa_series_b
16 Rockwellautomation 1766-l32bwaa_series_a
17 Rockwellautomation 1766-l32bwaa_series_b
18 Rockwellautomation 1766-l32bxb_series_a
19 Rockwellautomation 1766-l32bxb_series_b
20 Rockwellautomation 1766-l32bxba_series_a
21 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-2017-7903.

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
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-2017-7903 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2017-7903 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-521
  • 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. 06, 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-326
    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.
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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