Vulnerability-Lookup

VAR-202009-1557

Vulnerability from variot - Updated: 2024-11-23 22:47

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. WAGO 750-8XX There is an authentication vulnerability in the series firmware.Information is tampered with and denial of service (DoS) It may be put into a state

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CVE-2020-12506 (GCVE-0-2020-12506)

Vulnerability from cvelistv5 – Published: 2020-09-30 15:43 – Updated: 2024-09-17 00:06

Title

WAGO: Authentication Bypass Vulnerability in WAGO 750-36X and WAGO 750-8XX Versions <= FW03

Summary

Severity

9.1 (Critical)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

CWE

CWE-306 - Missing Authentication for Critical Function

Assigner

CERTVDE icscert root Scorecard

References

1 reference

URL	Tags
https://cert.vde.com/en-us/advisories/vde-2020-028	x_refsource_CONFIRM

Impacted products

7 products

Vendor	Product	Version
WAGO	750-362	Affected: unspecified , ≤ FW03 (custom)
WAGO	750-363	Affected: unspecified , ≤ FW03 (custom)
WAGO	750-823	Affected: unspecified , ≤ FW03 (custom)
WAGO	750-832/xxx-xxx	Affected: unspecified , ≤ FW03 (custom)
WAGO	750-862	Affected: unspecified , ≤ FW03 (custom)
WAGO	750-891	Affected: unspecified , ≤ FW03 (custom)
WAGO	750-890/xxx-xxx	Affected: unspecified , ≤ FW03 (custom)

Date Public

2020-09-29 00:00

Credits

Maxim Rupp (https://rupp.it) reported this vulnerability to WAGO. coordinated by CERT@VDE

Show details on NVD website

JSON

To clipboard

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          "product": "750-890/xxx-xxx",
          "vendor": "WAGO",
          "versions": [
            {
              "lessThanOrEqual": "FW03",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
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        }
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      "credits": [
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          "value": "Maxim Rupp (https://rupp.it) reported this vulnerability to WAGO."
        },
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      "descriptions": [
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          "lang": "en",
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          "descriptions": [
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              "cweId": "CWE-306",
              "description": "CWE-306 Missing Authentication for Critical Function",
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      "providerMetadata": {
        "dateUpdated": "2021-11-10T11:22:01.000Z",
        "orgId": "270ccfa6-a436-4e77-922e-914ec3a9685c",
        "shortName": "CERTVDE"
      },
      "references": [
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          "url": "https://cert.vde.com/en-us/advisories/vde-2020-028"
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      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Upgrade devices to the latest standard firmware (\u003e FW03)."
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      ],
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        "defect": [
          "vde-2020-028"
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        "discovery": "EXTERNAL"
      },
      "title": "WAGO: Authentication Bypass Vulnerability in WAGO 750-36X and WAGO 750-8XX Versions \u003c= FW03",
      "workarounds": [
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          "value": "Restrict network access to the device.\nDo not directly connect the device to the internet.\nDisable unused TCP/UDP ports.\nDisable web-based management ports 80/443 after the configuration phase"
        }
      ],
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      "x_legacyV4Record": {
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          "DATE_PUBLIC": "2020-09-29T22:00:00.000Z",
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          "STATE": "PUBLIC",
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  "cveMetadata": {
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}

Sightings

Author	Source	Type	Date	Other

Nomenclature

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Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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Action not permitted

VAR-202009-1557

CVE-2020-12506 (GCVE-0-2020-12506)

Tags

Sightings

Nomenclature

Related by attack behaviour