Vulnerability-Lookup

CNVD-2020-19524

Vulnerability from cnvd - Published: 2020-03-26

Title

多款Rockwell Automation产品加密问题漏洞

Description

Rockwell Automation MicroLogix 1400 Controllers Series A等都是美国罗克韦尔（Rockwell Automation）公司的产品。Rockwell Automation MicroLogix 1400 Controllers Series A是一款可编程逻辑控制器。MicroLogix 1100 Controllers是一款可编程逻辑控制器。RSLogix 500 Software是一套用于工业控制系统的编程软件。多款Rockwell Automation产品中存在加密问题漏洞，攻击者可利用该漏洞获取用户凭证。

Severity

中

Patch Name

多款Rockwell Automation产品加密问题漏洞的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://www.rockwellautomation.com/

Reference

https://www.us-cert.gov/ics/advisories/icsa-20-070-06

Impacted products

Name
['Rockwell Automation MicroLogix 1400 Controllers Series A', 'Rockwell Automation MicroLogix 1400 Controllers Series B <=21.001', 'Rockwell Automation MicroLogix 1100 Controllers', 'Rockwell Automation RSLogix 500 Software <=12.001']

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-6984"
    }
  },
  "description": "Rockwell Automation MicroLogix 1400 Controllers Series A\u7b49\u90fd\u662f\u7f8e\u56fd\u7f57\u514b\u97e6\u5c14\uff08Rockwell Automation\uff09\u516c\u53f8\u7684\u4ea7\u54c1\u3002Rockwell Automation MicroLogix 1400 Controllers Series A\u662f\u4e00\u6b3e\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668\u3002MicroLogix 1100 Controllers\u662f\u4e00\u6b3e\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668\u3002RSLogix 500 Software\u662f\u4e00\u5957\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u7684\u7f16\u7a0b\u8f6f\u4ef6\u3002\n\n\u591a\u6b3eRockwell Automation\u4ea7\u54c1\u4e2d\u5b58\u5728\u52a0\u5bc6\u95ee\u9898\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u7528\u6237\u51ed\u8bc1\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://www.rockwellautomation.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-19524",
  "openTime": "2020-03-26",
  "patchDescription": "Rockwell Automation MicroLogix 1400 Controllers Series A\u7b49\u90fd\u662f\u7f8e\u56fd\u7f57\u514b\u97e6\u5c14\uff08Rockwell Automation\uff09\u516c\u53f8\u7684\u4ea7\u54c1\u3002Rockwell Automation MicroLogix 1400 Controllers Series A\u662f\u4e00\u6b3e\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668\u3002MicroLogix 1100 Controllers\u662f\u4e00\u6b3e\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668\u3002RSLogix 500 Software\u662f\u4e00\u5957\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u7684\u7f16\u7a0b\u8f6f\u4ef6\u3002\r\n\r\n\u591a\u6b3eRockwell Automation\u4ea7\u54c1\u4e2d\u5b58\u5728\u52a0\u5bc6\u95ee\u9898\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u7528\u6237\u51ed\u8bc1\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "\u591a\u6b3eRockwell Automation\u4ea7\u54c1\u52a0\u5bc6\u95ee\u9898\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Rockwell Automation MicroLogix 1400 Controllers Series A",
      "Rockwell Automation MicroLogix 1400 Controllers Series B \u003c=21.001",
      "Rockwell Automation MicroLogix 1100 Controllers",
      "Rockwell Automation RSLogix 500 Software \u003c=12.001"
    ]
  },
  "referenceLink": "https://www.us-cert.gov/ics/advisories/icsa-20-070-06",
  "serverity": "\u4e2d",
  "submitTime": "2020-03-11",
  "title": "\u591a\u6b3eRockwell Automation\u4ea7\u54c1\u52a0\u5bc6\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2020-6984 (GCVE-0-2020-6984)

Vulnerability from cvelistv5 – Published: 2020-03-16 15:41 – Updated: 2026-06-03 13:22

Summary

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, The cryptographic function utilized to protect the password in MicroLogix is discoverable.

Severity

9.8 (Critical)


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

SSVC

Exploitation: none Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-06-03 13:22 UTC

CWE

CWE-327 - USE OF A BROKEN OR RISKY ALGORITHM FOR PASSWORD PROTECTION USE OF CLIENT-SIDE AUTHENTICATION CWE-327
CWE-327 - Use of a Broken or Risky Cryptographic Algorithm

Assigner

icscert CNA under the icscert root

CNA scorecard B 75/100 over 348 records in the last 180 days details

References

1 reference

URL	Tags
https://www.us-cert.gov/ics/advisories/icsa-20-070-06	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	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	Affected: 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

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T09:18:02.527Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.us-cert.gov/ics/advisories/icsa-20-070-06"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 9.8,
              "baseSeverity": "CRITICAL",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2020-6984",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-03T13:22:41.979961Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-327",
                "description": "CWE-327 Use of a Broken or Risky Cryptographic Algorithm",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-06-03T13:22:52.674Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "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",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "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"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "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, The cryptographic function utilized to protect the password in MicroLogix is discoverable."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-327",
              "description": "USE OF A BROKEN OR RISKY ALGORITHM FOR PASSWORD PROTECTION USE OF CLIENT-SIDE AUTHENTICATION CWE-327",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-03-16T15:41:13.000Z",
        "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
        "shortName": "icscert"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.us-cert.gov/ics/advisories/icsa-20-070-06"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "ics-cert@hq.dhs.gov",
          "ID": "CVE-2020-6984",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "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",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "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"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "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, The cryptographic function utilized to protect the password in MicroLogix is discoverable."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "USE OF A BROKEN OR RISKY ALGORITHM FOR PASSWORD PROTECTION USE OF CLIENT-SIDE AUTHENTICATION CWE-327"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.us-cert.gov/ics/advisories/icsa-20-070-06",
              "refsource": "MISC",
              "url": "https://www.us-cert.gov/ics/advisories/icsa-20-070-06"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
    "assignerShortName": "icscert",
    "cveId": "CVE-2020-6984",
    "datePublished": "2020-03-16T15:41:13.000Z",
    "dateReserved": "2020-01-14T00:00:00.000Z",
    "dateUpdated": "2026-06-03T13:22:52.674Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
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.

Vulnerability timeline

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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.
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Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

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