Vulnerability-Lookup

CNVD-2026-29401

Vulnerability from cnvd - Published: 2026-07-29

Title

Siemens SICAM 8产品日志信息泄露漏洞（CNVD-2026-29401）

Description

Siemens CPCI85 Central Processing/Communication是德国Siemens公司的一款中央处理及通信设备。Siemens SICORE Base system是SICAM 8‌电力自动化平台的核心基础软件组件，专为变电站自动化应用设计。 Siemens SICAM 8产品存在日志信息泄露漏洞，该漏洞源于调试接口可通过HTTP端点访问，攻击者可利用该漏洞通过使Web进程崩溃来中断系统，从而造成拒绝服务条件。

Severity

高

Patch Name

Siemens SICAM 8产品日志信息泄露漏洞（CNVD-2026-29401）的补丁

Patch Description

Formal description

用户可参考如下供应商提供的安全公告获得补丁信息： https://cert-portal.siemens.com/productcert/html/ssa-229470.html

Reference

https://cert-portal.siemens.com/productcert/html/ssa-229470.html

Impacted products

Name
['Siemens CPCI85 Central Processing/Communication <V26.20', 'Siemens SICORE Base system <V26.20.0']

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-54798"
    }
  },
  "description": "Siemens CPCI85 Central Processing/Communication\u662f\u5fb7\u56fdSiemens\u516c\u53f8\u7684\u4e00\u6b3e\u4e2d\u592e\u5904\u7406\u53ca\u901a\u4fe1\u8bbe\u5907\u3002Siemens SICORE Base system\u662fSICAM 8\u200c\u7535\u529b\u81ea\u52a8\u5316\u5e73\u53f0\u7684\u6838\u5fc3\u57fa\u7840\u8f6f\u4ef6\u7ec4\u4ef6\uff0c\u4e13\u4e3a\u53d8\u7535\u7ad9\u81ea\u52a8\u5316\u5e94\u7528\u8bbe\u8ba1\u3002\n\nSiemens SICAM 8\u4ea7\u54c1\u5b58\u5728\u65e5\u5fd7\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u8c03\u8bd5\u63a5\u53e3\u53ef\u901a\u8fc7HTTP\u7aef\u70b9\u8bbf\u95ee\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u4f7fWeb\u8fdb\u7a0b\u5d29\u6e83\u6765\u4e2d\u65ad\u7cfb\u7edf\uff0c\u4ece\u800c\u9020\u6210\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\u3002",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u4f9b\u5e94\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u5f97\u8865\u4e01\u4fe1\u606f\uff1a\r\nhttps://cert-portal.siemens.com/productcert/html/ssa-229470.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-29401",
  "openTime": "2026-07-29",
  "patchDescription": "Siemens CPCI85 Central Processing/Communication\u662f\u5fb7\u56fdSiemens\u516c\u53f8\u7684\u4e00\u6b3e\u4e2d\u592e\u5904\u7406\u53ca\u901a\u4fe1\u8bbe\u5907\u3002Siemens SICORE Base system\u662fSICAM 8\u200c\u7535\u529b\u81ea\u52a8\u5316\u5e73\u53f0\u7684\u6838\u5fc3\u57fa\u7840\u8f6f\u4ef6\u7ec4\u4ef6\uff0c\u4e13\u4e3a\u53d8\u7535\u7ad9\u81ea\u52a8\u5316\u5e94\u7528\u8bbe\u8ba1\u3002\r\n\r\nSiemens SICAM 8\u4ea7\u54c1\u5b58\u5728\u65e5\u5fd7\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u8c03\u8bd5\u63a5\u53e3\u53ef\u901a\u8fc7HTTP\u7aef\u70b9\u8bbf\u95ee\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u4f7fWeb\u8fdb\u7a0b\u5d29\u6e83\u6765\u4e2d\u65ad\u7cfb\u7edf\uff0c\u4ece\u800c\u9020\u6210\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\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": "Siemens SICAM 8\u4ea7\u54c1\u65e5\u5fd7\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2026-29401\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Siemens CPCI85 Central Processing/Communication \u003cV26.20",
      "Siemens SICORE Base system \u003cV26.20.0"
    ]
  },
  "referenceLink": "https://cert-portal.siemens.com/productcert/html/ssa-229470.html",
  "serverity": "\u9ad8",
  "submitTime": "2026-07-15",
  "title": "Siemens SICAM 8\u4ea7\u54c1\u65e5\u5fd7\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2026-29401\uff09"
}

CVE-2026-54798 (GCVE-0-2026-54798)

Vulnerability from cvelistv5 – Published: 2026-07-09 14:15 – Updated: 2026-07-09 14:54

Summary

A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions < V26.20), SICORE Base system (All versions < V26.20.0). The affected application includes a debugging interface that is accessible through HTTP endpoints. This could allow an authenticated attacker to disrupt the system by crashing the web process causing denial of service conditions.

Severity

6.5 (Medium)


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

7.1 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-489 - Active Debug Code

Assigner

siemens

References

1 reference

URL	Tags
https://cert-portal.siemens.com/productcert/html/…

Impacted products

2 products

Vendor	Product	Version
Siemens	CPCI85 Central Processing/Communication	Affected: 0 , < V26.20 (custom)
Siemens	SICORE Base system	Affected: 0 , < V26.20.0 (custom)

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-54798",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-09T14:52:50.609581Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-07-09T14:54:39.999Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "CPCI85 Central Processing/Communication",
          "vendor": "Siemens",
          "versions": [
            {
              "lessThan": "V26.20",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SICORE Base system",
          "vendor": "Siemens",
          "versions": [
            {
              "lessThan": "V26.20.0",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions \u003c V26.20), SICORE Base system (All versions \u003c V26.20.0). The affected application includes a debugging interface that is accessible through HTTP endpoints. This could allow an authenticated attacker to disrupt the system by crashing the web process causing denial of service conditions."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        },
        {
          "cvssV4_0": {
            "baseScore": 7.1,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
            "version": "4.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-489",
              "description": "CWE-489: Active Debug Code",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-09T14:15:51.173Z",
        "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
        "shortName": "siemens"
      },
      "references": [
        {
          "url": "https://cert-portal.siemens.com/productcert/html/ssa-229470.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
    "assignerShortName": "siemens",
    "cveId": "CVE-2026-54798",
    "datePublished": "2026-07-09T14:15:51.173Z",
    "dateReserved": "2026-06-16T07:47:12.273Z",
    "dateUpdated": "2026-07-09T14:54:39.999Z",
    "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.

Action not permitted

CNVD-2026-29401

CVE-2026-54798 (GCVE-0-2026-54798)

Tags

Sightings

Nomenclature