CVE-2020-12506
WAGO: Authentication Bypass Vulnerability in WAGO 750-36X and WAGO 750-8XX Versions <= FW03
Description
Improper Authentication vulnerability in WAGO 750-8XX series with FW version <= FW03 allows an attacker to change the settings of the devices by sending specifically constructed requests without authentication This issue affects: WAGO 750-362, WAGO 750-363, WAGO 750-823, WAGO 750-832/xxx-xxx, WAGO 750-862, WAGO 750-891, WAGO 750-890/xxx-xxx in versions FW03 and prior versions.
INFO
Published Date :
Sept. 30, 2020, 4:15 p.m.
Last Modified :
Nov. 21, 2024, 4:59 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2020-12506
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.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | CRITICAL | [email protected] | ||||
| CVSS 3.1 | CRITICAL | [email protected] |
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-2020-12506.
| URL | Resource |
|---|---|
| https://cert.vde.com/en-us/advisories/vde-2020-028 | Third Party Advisory |
| https://cert.vde.com/en-us/advisories/vde-2020-028 | Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-12506 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-2020-12506
weaknesses.
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-2020-12506 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-12506 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://cert.vde.com/en-us/advisories/vde-2020-028 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Nov. 17, 2021
Action Type Old Value New Value -
CVE Modified by [email protected]
Nov. 10, 2021
Action Type Old Value New Value Changed Description Improper Authentication vulnerability in WAGO 750-8XX series with FW version <= FW03 allows an attacker to change the settings of the devices by sending specifically constructed requests without authentication This issue affects: WAGO 750-362 version FW03 and prior versions. WAGO 750-363 version FW03 and prior versions. WAGO 750-823 version FW03 and prior versions. WAGO 750-832/xxx-xxx version FW03 and prior versions. WAGO 750-862 version FW03 and prior versions. WAGO 750-891 version FW03 and prior versions. WAGO 750-890/xxx-xxx version FW03 and prior versions. Improper Authentication vulnerability in WAGO 750-8XX series with FW version <= FW03 allows an attacker to change the settings of the devices by sending specifically constructed requests without authentication This issue affects: WAGO 750-362, WAGO 750-363, WAGO 750-823, WAGO 750-832/xxx-xxx, WAGO 750-862, WAGO 750-891, WAGO 750-890/xxx-xxx in versions FW03 and prior versions. Removed CWE CERT@VDE CWE-287 Added CWE CERT@VDE CWE-306 Removed CWE Reason CWE-287 / More specific CWE option available -
Reanalysis by [email protected]
Nov. 04, 2021
Action Type Old Value New Value Removed CWE NIST CWE-287 Added CWE NIST CWE-306 -
Initial Analysis by [email protected]
Oct. 09, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:P/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H Changed Reference Type https://cert.vde.com/en-us/advisories/vde-2020-028 No Types Assigned https://cert.vde.com/en-us/advisories/vde-2020-028 Third Party Advisory Added CWE NIST CWE-287 Added CPE Configuration AND OR *cpe:2.3:o:wago:750-362_firmware:*:*:*:*:*:*:*:* versions up to (including) fw03 OR cpe:2.3:h:wago:750-362:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:wago:750-363_firmware:*:*:*:*:*:*:*:* versions up to (including) fw03 OR cpe:2.3:h:wago:750-363:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:wago:750-823_firmware:*:*:*:*:*:*:*:* versions up to (including) fw03 OR cpe:2.3:h:wago:750-823:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:wago:750-832_firmware:*:*:*:*:*:*:*:* versions up to (including) fw03 OR cpe:2.3:h:wago:750-832:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:wago:750-862_firmware:*:*:*:*:*:*:*:* versions up to (including) fw03 OR cpe:2.3:h:wago:750-862:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:wago:750-891_firmware:*:*:*:*:*:*:*:* versions up to (including) fw03 OR cpe:2.3:h:wago:750-891:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:wago:750-890_firmware:*:*:*:*:*:*:*:* versions up to (including) fw03 OR cpe:2.3:h:wago:750-890:-:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Sep. 30, 2020
Action Type Old Value New Value Changed Description Improper Authentication vulnerability in WAGO 750-8XX series with FW version <= FW03 allows an attacker to change the settings of the devices by sending specifically constructed requests without authentication This issue affects: WAGO 750-362 version FW03 and prior versions. WAGO 750-363 version FW03 and prior versions. WAGO 750-823 version FW03 and prior versions. WAGO 750-832/xxx-xxx version FW03 and prior versions. WAGO 750-862 version FW03 and prior versions. WAGO 750-891 version FW03 and prior versions. WAGO 750-890/xxx-xxx version FW03 and prior versions. Improper Authentication vulnerability in WAGO 750-8XX series with FW version <= FW03 allows an attacker to change the settings of the devices by sending specifically constructed requests without authentication This issue affects: WAGO 750-362 version FW03 and prior versions. WAGO 750-363 version FW03 and prior versions. WAGO 750-823 version FW03 and prior versions. WAGO 750-832/xxx-xxx version FW03 and prior versions. WAGO 750-862 version FW03 and prior versions. WAGO 750-891 version FW03 and prior versions. WAGO 750-890/xxx-xxx version FW03 and prior versions.
Vulnerability Scoring Details
Base CVSS Score: 9.1
Base CVSS Score: 6.4
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.27 }} -0.05%
score
0.50133
percentile