Vulnerability-Lookup

CNVD-2021-24022

Vulnerability from cnvd - Published: 2021-03-31

Title

GE MU320E加密强度不足漏洞

Description

MU320E是GE公司推出的一款具有集成模拟和数字合并接口的过程接口单元。 GE MU320E 04A00.1之前版本固件存在加密强度不足漏洞。该漏洞源于SSH服务器配置文件的某些方面不是最佳的。攻击者可利用该漏洞导致其他错误配置或发起进一步的攻击。

Severity

中

Patch Name

GE MU320E加密强度不足漏洞的补丁

Patch Description

MU320E是GE公司推出的一款具有集成模拟和数字合并接口的过程接口单元。 GE MU320E 04A00.1之前版本固件存在加密强度不足漏洞。该漏洞源于SSH服务器配置文件的某些方面不是最佳的。攻击者可利用该漏洞导致其他错误配置或发起进一步的攻击。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://www.gegridsolutions.com/Passport/Login.aspx?ReturnUrl=%2fapp%2fviewfiles.aspx%3fprod%3dMU320E%26type%3d21

Reference

https://us-cert.cisa.gov/ics/advisories/icsa-21-082-02

Impacted products

Name
GE MU320E <04A00.1

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-27450",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-27450"
    }
  },
  "description": "MU320E\u662fGE\u516c\u53f8\u63a8\u51fa\u7684\u4e00\u6b3e\u5177\u6709\u96c6\u6210\u6a21\u62df\u548c\u6570\u5b57\u5408\u5e76\u63a5\u53e3\u7684\u8fc7\u7a0b\u63a5\u53e3\u5355\u5143\u3002\n\nGE MU320E 04A00.1\u4e4b\u524d\u7248\u672c\u56fa\u4ef6\u5b58\u5728\u52a0\u5bc6\u5f3a\u5ea6\u4e0d\u8db3\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8eSSH\u670d\u52a1\u5668\u914d\u7f6e\u6587\u4ef6\u7684\u67d0\u4e9b\u65b9\u9762\u4e0d\u662f\u6700\u4f73\u7684\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5176\u4ed6\u9519\u8bef\u914d\u7f6e\u6216\u53d1\u8d77\u8fdb\u4e00\u6b65\u7684\u653b\u51fb\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.gegridsolutions.com/Passport/Login.aspx?ReturnUrl=%2fapp%2fviewfiles.aspx%3fprod%3dMU320E%26type%3d21",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-24022",
  "openTime": "2021-03-31",
  "patchDescription": "MU320E\u662fGE\u516c\u53f8\u63a8\u51fa\u7684\u4e00\u6b3e\u5177\u6709\u96c6\u6210\u6a21\u62df\u548c\u6570\u5b57\u5408\u5e76\u63a5\u53e3\u7684\u8fc7\u7a0b\u63a5\u53e3\u5355\u5143\u3002\r\n\r\nGE MU320E 04A00.1\u4e4b\u524d\u7248\u672c\u56fa\u4ef6\u5b58\u5728\u52a0\u5bc6\u5f3a\u5ea6\u4e0d\u8db3\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8eSSH\u670d\u52a1\u5668\u914d\u7f6e\u6587\u4ef6\u7684\u67d0\u4e9b\u65b9\u9762\u4e0d\u662f\u6700\u4f73\u7684\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5176\u4ed6\u9519\u8bef\u914d\u7f6e\u6216\u53d1\u8d77\u8fdb\u4e00\u6b65\u7684\u653b\u51fb\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": "GE MU320E\u52a0\u5bc6\u5f3a\u5ea6\u4e0d\u8db3\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "GE MU320E \u003c04A00.1"
  },
  "referenceLink": "https://us-cert.cisa.gov/ics/advisories/icsa-21-082-02",
  "serverity": "\u4e2d",
  "submitTime": "2021-03-24",
  "title": "GE MU320E\u52a0\u5bc6\u5f3a\u5ea6\u4e0d\u8db3\u6f0f\u6d1e"
}

CVE-2021-27450 (GCVE-0-2021-27450)

Vulnerability from cvelistv5 – Published: 2021-03-25 19:30 – Updated: 2024-08-03 20:48

Summary

SSH server configuration file does not implement some best practices. This could lead to a weakening of the SSH protocol strength, which could lead to additional misconfiguration or be leveraged as part of a larger attack on the MU320E (all firmware versions prior to v04A00.1).

Severity

No CVSS data available.

CWE

CWE-326 - INADEQUATE ENCRYPTION STRENGTH CWE-326

Assigner

icscert icscert root

References

1 reference

URL	Tags
https://us-cert.cisa.gov/ics/advisories/icsa-21-082-02	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	MU320E	Affected: All firmware versions prior to v04A00.1

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T20:48:17.146Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-082-02"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "MU320E",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "All firmware versions prior to v04A00.1"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "SSH server configuration file does not implement some best practices. This could lead to a weakening of the SSH protocol strength, which could lead to additional misconfiguration or be leveraged as part of a larger attack on the MU320E (all firmware versions prior to v04A00.1)."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-326",
              "description": "INADEQUATE ENCRYPTION STRENGTH CWE-326",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-03-25T19:30:27.000Z",
        "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
        "shortName": "icscert"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-082-02"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "ics-cert@hq.dhs.gov",
          "ID": "CVE-2021-27450",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "MU320E",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "All firmware versions prior to v04A00.1"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "SSH server configuration file does not implement some best practices. This could lead to a weakening of the SSH protocol strength, which could lead to additional misconfiguration or be leveraged as part of a larger attack on the MU320E (all firmware versions prior to v04A00.1)."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "INADEQUATE ENCRYPTION STRENGTH CWE-326"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://us-cert.cisa.gov/ics/advisories/icsa-21-082-02",
              "refsource": "MISC",
              "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-082-02"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
    "assignerShortName": "icscert",
    "cveId": "CVE-2021-27450",
    "datePublished": "2021-03-25T19:30:27.000Z",
    "dateReserved": "2021-02-19T00:00:00.000Z",
    "dateUpdated": "2024-08-03T20:48:17.146Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

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.

Related by attack behaviour

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.

Action not permitted

CNVD-2021-24022

CVE-2021-27450 (GCVE-0-2021-27450)

Tags

Sightings

Nomenclature

Related by attack behaviour