Vulnerability-Lookup

CNVD-2021-46281

Vulnerability from cnvd - Published: 2021-07-01

Title

Schneider Electric PowerLogic输入验证错误漏洞（CNVD-2021-46281）

Description

Schneider Electric PowerLogic是法国施耐德电气（Schneider Electric）公司的一个工控设备。提供提高功率因数来提高电源质量，排除电源故障，从而保护网络、装置和操作员。 Schneider Electric PowerLogic EGX100和EGX100存在输入验证错误漏洞，攻击者可利用该漏洞导致拒绝服务或通过特殊制作的HTTP包远程代码执行。

Severity

高

Patch Name

Schneider Electric PowerLogic输入验证错误漏洞（CNVD-2021-46281）的补丁

Patch Description

Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-03

Reference

http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-03

Impacted products

Name
['Schneider Electric PowerLogic EGX100 >=3.0.0', 'Schneider Electric PowerLogic EGX300 null']

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-22767",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-22767"
    }
  },
  "description": "Schneider Electric PowerLogic\u662f\u6cd5\u56fd\u65bd\u8010\u5fb7\u7535\u6c14\uff08Schneider Electric\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u5de5\u63a7\u8bbe\u5907\u3002\u63d0\u4f9b\u63d0\u9ad8\u529f\u7387\u56e0\u6570\u6765\u63d0\u9ad8\u7535\u6e90\u8d28\u91cf\uff0c\u6392\u9664\u7535\u6e90\u6545\u969c\uff0c\u4ece\u800c\u4fdd\u62a4\u7f51\u7edc\u3001\u88c5\u7f6e\u548c\u64cd\u4f5c\u5458\u3002\n\nSchneider Electric PowerLogic EGX100\u548cEGX100\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u6216\u901a\u8fc7\u7279\u6b8a\u5236\u4f5c\u7684HTTP\u5305\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttp://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-03",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-46281",
  "openTime": "2021-07-01",
  "patchDescription": "Schneider Electric PowerLogic\u662f\u6cd5\u56fd\u65bd\u8010\u5fb7\u7535\u6c14\uff08Schneider Electric\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u5de5\u63a7\u8bbe\u5907\u3002\u63d0\u4f9b\u63d0\u9ad8\u529f\u7387\u56e0\u6570\u6765\u63d0\u9ad8\u7535\u6e90\u8d28\u91cf\uff0c\u6392\u9664\u7535\u6e90\u6545\u969c\uff0c\u4ece\u800c\u4fdd\u62a4\u7f51\u7edc\u3001\u88c5\u7f6e\u548c\u64cd\u4f5c\u5458\u3002\r\n\r\nSchneider Electric PowerLogic EGX100\u548cEGX100\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u6216\u901a\u8fc7\u7279\u6b8a\u5236\u4f5c\u7684HTTP\u5305\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\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": "Schneider Electric PowerLogic\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2021-46281\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Schneider Electric PowerLogic EGX100 \u003e=3.0.0",
      "Schneider Electric PowerLogic EGX300 null"
    ]
  },
  "referenceLink": "http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-03",
  "serverity": "\u9ad8",
  "submitTime": "2021-06-17",
  "title": "Schneider Electric PowerLogic\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2021-46281\uff09"
}

CVE-2021-22767 (GCVE-0-2021-22767)

Vulnerability from cvelistv5 – Published: 2021-06-11 15:40 – Updated: 2026-05-29 13:47 Unsupported When Assigned

Summary

A CWE-20: Improper Input Validation vulnerability exists in PowerLogic EGX100 (Versions 3.0.0 and newer) and PowerLogic EGX300 (All Versions) that could cause denial of service or remote code execution via a specially crafted HTTP packet.This CVE ID is unique from CVE-2021-2276

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 2026-05-29 13:46 UTC

CWE

CWE-20 - Improper Input Validation

Assigner

schneider mitre root

References

1 reference

URL	Tags
http://download.schneider-electric.com/files?p_Do…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	PowerLogic EGX100 (Versions 3.0.0 and newer) and PowerLogic EGX300 (All Versions)	Affected: PowerLogic EGX100 (Versions 3.0.0 and newer) and PowerLogic EGX300 (All Versions)

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JSON

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{
  "containers": {
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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T18:51:07.595Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-03"
          }
        ],
        "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-2021-22767",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-29T13:46:57.905052Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
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          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-29T13:47:16.557Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "PowerLogic EGX100 (Versions 3.0.0 and newer) and PowerLogic EGX300 (All Versions)",
          "vendor": "n/a",
          "versions": [
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              "version": "PowerLogic EGX100 (Versions 3.0.0 and newer) and PowerLogic EGX300 (All Versions)"
            }
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      "descriptions": [
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        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20: Improper Input Validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-06-11T15:40:47.000Z",
        "orgId": "076d1eb6-cfab-4401-b34d-6dfc2a413bdb",
        "shortName": "schneider"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-03"
        }
      ],
      "tags": [
        "unsupported-when-assigned"
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cybersecurity@schneider-electric.com",
          "ID": "CVE-2021-22767",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "PowerLogic EGX100 (Versions 3.0.0 and newer) and PowerLogic EGX300 (All Versions)",
                      "version": {
                        "version_data": [
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                      }
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                  ]
                },
                "vendor_name": "n/a"
              }
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        },
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        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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            }
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        "problemtype": {
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        "references": {
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              "name": "http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-03",
              "refsource": "MISC",
              "url": "http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-03"
            }
          ]
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      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "076d1eb6-cfab-4401-b34d-6dfc2a413bdb",
    "assignerShortName": "schneider",
    "cveId": "CVE-2021-22767",
    "datePublished": "2021-06-11T15:40:47.000Z",
    "dateReserved": "2021-01-06T00:00:00.000Z",
    "dateUpdated": "2026-05-29T13:47:16.557Z",
    "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.

Detection rules are retrieved from Rulezet.

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.