Vulnerability-Lookup

CNVD-2026-18328

Vulnerability from cnvd - Published: 2026-04-23

Title

Schneider Electric PowerChute Serial Shutdown安全绕过漏洞（CNVD-2026-18328）

Description

Schneider Electric PowerChute Serial Shutdown是法国施耐德电气（Schneider Electric）公司的一个UPS管理、正常关机和能源管理软件。 Schneider Electric PowerChute Serial Shutdown存在安全绕过漏洞，该漏洞源于对输入中指定数量的验证不当，攻击者可利用该漏洞导致Web管理员用户篡改POST /logsettings请求时截断事件和数据日志，影响日志完整性。

Severity

中

Patch Name

Schneider Electric PowerChute Serial Shutdown安全绕过漏洞（CNVD-2026-18328）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://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2026-104-01&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2026-104-01.pdf

Reference

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2026-104-01&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2026-104-01.pdf

Impacted products

Name
Schneider Electric PowerChute Serial Shutdown <=1.4

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-2403",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-2403"
    }
  },
  "description": "Schneider Electric PowerChute Serial Shutdown\u662f\u6cd5\u56fd\u65bd\u8010\u5fb7\u7535\u6c14\uff08Schneider Electric\uff09\u516c\u53f8\u7684\u4e00\u4e2aUPS\u7ba1\u7406\u3001\u6b63\u5e38\u5173\u673a\u548c\u80fd\u6e90\u7ba1\u7406\u8f6f\u4ef6\u3002\n\nSchneider Electric PowerChute Serial Shutdown\u5b58\u5728\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5bf9\u8f93\u5165\u4e2d\u6307\u5b9a\u6570\u91cf\u7684\u9a8c\u8bc1\u4e0d\u5f53\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4Web\u7ba1\u7406\u5458\u7528\u6237\u7be1\u6539POST /logsettings\u8bf7\u6c42\u65f6\u622a\u65ad\u4e8b\u4ef6\u548c\u6570\u636e\u65e5\u5fd7\uff0c\u5f71\u54cd\u65e5\u5fd7\u5b8c\u6574\u6027\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://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2026-104-01\u0026p_enDocType=Security+and+Safety+Notice\u0026p_File_Name=SEVD-2026-104-01.pdf",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-18328",
  "openTime": "2026-04-23",
  "patchDescription": "Schneider Electric PowerChute Serial Shutdown\u662f\u6cd5\u56fd\u65bd\u8010\u5fb7\u7535\u6c14\uff08Schneider Electric\uff09\u516c\u53f8\u7684\u4e00\u4e2aUPS\u7ba1\u7406\u3001\u6b63\u5e38\u5173\u673a\u548c\u80fd\u6e90\u7ba1\u7406\u8f6f\u4ef6\u3002\r\n\r\nSchneider Electric PowerChute Serial Shutdown\u5b58\u5728\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5bf9\u8f93\u5165\u4e2d\u6307\u5b9a\u6570\u91cf\u7684\u9a8c\u8bc1\u4e0d\u5f53\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4Web\u7ba1\u7406\u5458\u7528\u6237\u7be1\u6539POST /logsettings\u8bf7\u6c42\u65f6\u622a\u65ad\u4e8b\u4ef6\u548c\u6570\u636e\u65e5\u5fd7\uff0c\u5f71\u54cd\u65e5\u5fd7\u5b8c\u6574\u6027\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 PowerChute Serial Shutdown\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e\uff08CNVD-2026-18328\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Schneider Electric PowerChute Serial Shutdown \u003c=1.4"
  },
  "referenceLink": "https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2026-104-01\u0026p_enDocType=Security+and+Safety+Notice\u0026p_File_Name=SEVD-2026-104-01.pdf",
  "serverity": "\u4e2d",
  "submitTime": "2026-04-15",
  "title": "Schneider Electric PowerChute Serial Shutdown\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e\uff08CNVD-2026-18328\uff09"
}

CVE-2026-2403 (GCVE-0-2026-2403)

Vulnerability from cvelistv5 – Published: 2026-04-14 15:21 – Updated: 2026-04-14 16:27

Summary

CWE-1284 Improper Validation of Specified Quantity in Input vulnerability exists that could cause Event and Data Log truncation impacting log integrity when a Web Admin user alters the POST /logsettings request payload.

Severity

5.3 (Medium)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-04-14 16:23 UTC

CWE

CWE-1284 - Improper Validation of Specified Quantity in Input

Assigner

schneider CNA under the mitre root

CNA scorecard C 65/100 over 23 records in the last 180 days details

References

1 reference

URL	Tags
https://download.schneider-electric.com/files?p_D…

Impacted products

1 product

Vendor	Product	Version
Schneider Electric	PowerChute™ Serial Shutdown	Affected: Versions 1.4 and prior

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-2403",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-04-14T16:23:47.895593Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-04-14T16:27:27.629Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "PowerChute\u2122 Serial Shutdown",
          "vendor": "Schneider Electric",
          "versions": [
            {
              "status": "affected",
              "version": "Versions 1.4 and prior"
            }
          ]
        }
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      "descriptions": [
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          "lang": "en",
          "supportingMedia": [
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              "type": "text/html",
              "value": "CWE-1284 Improper Validation of Specified Quantity in Input vulnerability exists that could cause Event and Data Log truncation impacting log integrity when a Web Admin user alters the POST /logsettings request payload."
            }
          ],
          "value": "CWE-1284 Improper Validation of Specified Quantity in Input vulnerability exists that could cause Event and Data Log truncation impacting log integrity when a Web Admin user alters the POST /logsettings request payload."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "exploitMaturity": "NOT_DEFINED",
            "privilegesRequired": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "LOW",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
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          "descriptions": [
            {
              "cweId": "CWE-1284",
              "description": "CWE-1284 Improper Validation of Specified Quantity in Input",
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              "type": "CWE"
            }
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      "providerMetadata": {
        "dateUpdated": "2026-04-14T15:21:10.802Z",
        "orgId": "076d1eb6-cfab-4401-b34d-6dfc2a413bdb",
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      "references": [
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          "url": "https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2026-104-01\u0026p_enDocType=Security+and+Safety+Notice\u0026p_File_Name=SEVD-2026-104-01.pdf"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
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  "cveMetadata": {
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    "assignerShortName": "schneider",
    "cveId": "CVE-2026-2403",
    "datePublished": "2026-04-14T15:21:10.802Z",
    "dateReserved": "2026-02-12T13:19:02.490Z",
    "dateUpdated": "2026-04-14T16:27:27.629Z",
    "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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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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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