Vulnerability-Lookup

CNVD-2019-21274

Vulnerability from cnvd - Published: 2019-07-05

Title

Linear eMerge E3-Series命令注入漏洞

Description

Nortek Security＆Control Linear eMerge E3-Series是美国Nortek Security＆Control公司的一款门禁控制设备。 Linear eMerge E3-Series设备中存在命令注入漏洞，该漏洞源于程序使用外部输入来构建命令，但未能对其可以修改命令的特殊元素进行正确的处理。攻击者可利用该漏洞对操作系统直接实施危险的命令。

Severity

高

Formal description

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： https://www.nortekcontrol.com/

Reference

https://www.applied-risk.com/resources/ar-2019-005 https://applied-risk.com/labs/advisories

Impacted products

Name
Nortek Security＆Control Linear eMerge E3-Series

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-7256"
    }
  },
  "description": "Nortek Security\uff06Control Linear eMerge E3-Series\u662f\u7f8e\u56fdNortek Security\uff06Control\u516c\u53f8\u7684\u4e00\u6b3e\u95e8\u7981\u63a7\u5236\u8bbe\u5907\u3002\n\nLinear eMerge E3-Series\u8bbe\u5907\u4e2d\u5b58\u5728\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u4f7f\u7528\u5916\u90e8\u8f93\u5165\u6765\u6784\u5efa\u547d\u4ee4\uff0c\u4f46\u672a\u80fd\u5bf9\u5176\u53ef\u4ee5\u4fee\u6539\u547d\u4ee4\u7684\u7279\u6b8a\u5143\u7d20\u8fdb\u884c\u6b63\u786e\u7684\u5904\u7406\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bf9\u64cd\u4f5c\u7cfb\u7edf\u76f4\u63a5\u5b9e\u65bd\u5371\u9669\u7684\u547d\u4ee4\u3002",
  "discovererName": "unknown",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a\r\nhttps://www.nortekcontrol.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-21274",
  "openTime": "2019-07-05",
  "products": {
    "product": "Nortek Security\uff06Control Linear eMerge E3-Series"
  },
  "referenceLink": "https://www.applied-risk.com/resources/ar-2019-005\r\nhttps://applied-risk.com/labs/advisories",
  "serverity": "\u9ad8",
  "submitTime": "2019-07-04",
  "title": "Linear eMerge E3-Series\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e"
}

CVE-2019-7256 (GCVE-0-2019-7256)

Vulnerability from cvelistv5 – Published: 2019-07-02 00:00 – Updated: 2025-10-21 23:45

Summary

Linear eMerge E3-Series devices allow Command Injections.

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: active Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-03-27 04:00 UTC

CWE

n/a
CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Assigner

mitre mitre root

References

7 references

URL	Tags
https://applied-risk.com/labs/advisories
https://www.applied-risk.com/resources/ar-2019-005
http://packetstormsecurity.com/files/155255/Linea…
http://packetstormsecurity.com/files/155256/Linea…
http://packetstormsecurity.com/files/155272/Linea…
http://packetstormsecurity.com/files/170372/Linea…
https://www.cisa.gov/known-exploited-vulnerabilit…	government-resource

Impacted products

2 products

Vendor	Product	Version
nortekcontrol	linear_emerge_essential_firmware	Affected: 1.00-06 cpe:2.3:o:nortekcontrol:linear_emerge_essential_firmware:1.00-06:::::::*
nortekcontrol	linear_emerge_elite_firmware	Affected: 1.00-06 cpe:2.3:o:nortekcontrol:linear_emerge_elite_firmware:1.00-06:::::::*

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:o:nortekcontrol:linear_emerge_essential_firmware:1.00-06:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "linear_emerge_essential_firmware",
            "vendor": "nortekcontrol",
            "versions": [
              {
                "status": "affected",
                "version": "1.00-06"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:o:nortekcontrol:linear_emerge_elite_firmware:1.00-06:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "linear_emerge_elite_firmware",
            "vendor": "nortekcontrol",
            "versions": [
              {
                "status": "affected",
                "version": "1.00-06"
              }
            ]
          }
        ],
        "metrics": [
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            "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": {
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                "options": [
                  {
                    "Exploitation": "active"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
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                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-03-27T04:00:11.102367Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          },
          {
            "other": {
              "content": {
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                "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-7256"
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        ],
        "problemTypes": [
          {
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        "providerMetadata": {
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            "tags": [
              "government-resource"
            ],
            "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-7256"
          }
        ],
        "timeline": [
          {
            "lang": "en",
            "time": "2024-03-25T00:00:00.000Z",
            "value": "CVE-2019-7256 added to CISA KEV"
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        ],
        "title": "CISA ADP Vulnrichment"
      },
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        "providerMetadata": {
          "dateUpdated": "2024-08-04T20:46:45.713Z",
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            "url": "http://packetstormsecurity.com/files/155255/Linear-eMerge-E3-1.00-06-card_scan.php-Command-Injection.html"
          },
          {
            "tags": [
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            ],
            "url": "http://packetstormsecurity.com/files/155256/Linear-eMerge-E3-1.00-06-card_scan_decoder.php-Command-Injection.html"
          },
          {
            "tags": [
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            "url": "http://packetstormsecurity.com/files/155272/Linear-eMerge-E3-Access-Controller-Command-Injection.html"
          },
          {
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            "url": "http://packetstormsecurity.com/files/170372/Linear-eMerge-E3-Series-Access-Controller-Command-Injection.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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          "versions": [
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      ],
      "problemTypes": [
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        },
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          "url": "http://packetstormsecurity.com/files/155255/Linear-eMerge-E3-1.00-06-card_scan.php-Command-Injection.html"
        },
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        },
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          "url": "http://packetstormsecurity.com/files/155272/Linear-eMerge-E3-Access-Controller-Command-Injection.html"
        },
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    "dateReserved": "2019-01-31T00:00:00.000Z",
    "dateUpdated": "2025-10-21T23:45:34.488Z",
    "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.

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CNVD-2019-21274

CVE-2019-7256 (GCVE-0-2019-7256)

Tags

Sightings

Nomenclature

Related by attack behaviour