CVE-2020-6988
Rockwell Automation MicroLogix Password Disclosure Vulnerability
Description
Rockwell Automation MicroLogix 1400 Controllers Series B v21.001 and prior, Series A, all versions, MicroLogix 1100 Controller, all versions, RSLogix 500 Software v12.001 and prior, A remote, unauthenticated attacker can send a request from the RSLogix 500 software to the victim’s MicroLogix controller. The controller will then respond to the client with used password values to authenticate the user on the client-side. This method of authentication may allow an attacker to bypass authentication altogether, disclose sensitive information, or leak credentials.
INFO
Published Date :
March 16, 2020, 4:15 p.m.
Last Modified :
Nov. 21, 2024, 5:36 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
Affected Products
The following products are affected by CVE-2020-6988
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.
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-2020-6988.
| URL | Resource |
|---|---|
| https://www.us-cert.gov/ics/advisories/icsa-20-070-06 | Third Party Advisory US Government Resource |
| https://www.us-cert.gov/ics/advisories/icsa-20-070-06 | 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-2020-6988 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-6988 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 af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://www.us-cert.gov/ics/advisories/icsa-20-070-06 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Reanalysis by [email protected]
Mar. 20, 2020
Action Type Old Value New Value Changed CPE Configuration AND OR *cpe:2.3:o:rockwellautomation:micrologix_1400_a_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:rockwellautomation:micrologix_1400:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:rockwellautomation:micrologix_1400_a_firmware:*:*:*:*:*:*:*:* *cpe:2.3:o:rockwellautomation:micrologix_1400_b_firmware:*:*:*:*:*:*:*:* versions up to (including) 21.001 OR cpe:2.3:h:rockwellautomation:micrologix_1400:-:*:*:*:*:*:*:* Changed CPE Configuration AND OR *cpe:2.3:o:rockwellautomation:micrologix_1400_b_firmware:*:*:*:*:*:*:*:* versions up to (including) 21.001 OR cpe:2.3:h:rockwellautomation:micrologix_1400:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:rockwellautomation:micrologix_1100_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:rockwellautomation:micrologix_1100:-:*:*:*:*:*:*:* -
Initial Analysis by [email protected]
Mar. 20, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:N/A:N) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Changed Reference Type https://www.us-cert.gov/ics/advisories/icsa-20-070-06 No Types Assigned https://www.us-cert.gov/ics/advisories/icsa-20-070-06 Third Party Advisory, US Government Resource Added CWE NIST CWE-287 Added CPE Configuration AND OR *cpe:2.3:o:rockwellautomation:micrologix_1400_a_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:rockwellautomation:micrologix_1400:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:rockwellautomation:micrologix_1400_b_firmware:*:*:*:*:*:*:*:* versions up to (including) 21.001 OR cpe:2.3:h:rockwellautomation:micrologix_1400:-:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:a:rockwellautomation:rslogix_500:*:*:*:*:*:*:*:* versions up to (including) 12.001
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-6988 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2020-6988
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.43 }} 0.30%
score
0.74026
percentile