Vulnerability-Lookup

CNVD-2026-24170

Vulnerability from cnvd - Published: 2026-06-17

Title

Siemens SIMATIC WinCC Unified PC Runtime信息泄露漏洞

Description

Siemens SIMATIC WinCC Unified PC Runtime是德国西门子（Siemens）公司的一款面向工业自动化和SCADA系统的人机界面与监控运行平台。 Siemens SIMATIC WinCC Unified PC Runtime存在信息泄露漏洞，该漏洞源于WinCC证书管理器中密钥材料保护不足，攻击者可利用该漏洞获取敏感信息。

Severity

中

Patch Name

Siemens SIMATIC WinCC Unified PC Runtime信息泄露漏洞的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://cert-portal.siemens.com/productcert/html/ssa-063511.html

Reference

https://cert-portal.siemens.com/productcert/html/ssa-063511.html

Impacted products

Name
['SIEMENS SIMATIC WinCC Unified PC Runtime V16', 'SIEMENS SIMATIC WinCC Unified PC Runtime V17', 'SIEMENS SIMATIC WinCC Unified PC Runtime V18', 'SIEMENS SIMATIC WinCC Unified PC Runtime V19', 'SIEMENS SIMATIC WinCC Unified PC Runtime V20', 'SIEMENS SIMATIC WinCC Unified PC Runtime V21 <V21 Update 2']

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-24349",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-24349"
    }
  },
  "description": "Siemens SIMATIC WinCC Unified PC Runtime\u662f\u5fb7\u56fd\u897f\u95e8\u5b50\uff08Siemens\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u9762\u5411\u5de5\u4e1a\u81ea\u52a8\u5316\u548cSCADA\u7cfb\u7edf\u7684\u4eba\u673a\u754c\u9762\u4e0e\u76d1\u63a7\u8fd0\u884c\u5e73\u53f0\u3002 \n\nSiemens SIMATIC WinCC Unified PC Runtime\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eWinCC\u8bc1\u4e66\u7ba1\u7406\u5668\u4e2d\u5bc6\u94a5\u6750\u6599\u4fdd\u62a4\u4e0d\u8db3\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u654f\u611f\u4fe1\u606f\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://cert-portal.siemens.com/productcert/html/ssa-063511.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-24170",
  "openTime": "2026-06-17",
  "patchDescription": "Siemens SIMATIC WinCC Unified PC Runtime\u662f\u5fb7\u56fd\u897f\u95e8\u5b50\uff08Siemens\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u9762\u5411\u5de5\u4e1a\u81ea\u52a8\u5316\u548cSCADA\u7cfb\u7edf\u7684\u4eba\u673a\u754c\u9762\u4e0e\u76d1\u63a7\u8fd0\u884c\u5e73\u53f0\u3002 \r\n\r\nSiemens SIMATIC WinCC Unified PC Runtime\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eWinCC\u8bc1\u4e66\u7ba1\u7406\u5668\u4e2d\u5bc6\u94a5\u6750\u6599\u4fdd\u62a4\u4e0d\u8db3\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u654f\u611f\u4fe1\u606f\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 SIMATIC WinCC Unified PC Runtime\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "SIEMENS SIMATIC WinCC Unified PC Runtime V16",
      "SIEMENS SIMATIC WinCC Unified PC Runtime V17",
      "SIEMENS SIMATIC WinCC Unified PC Runtime V18",
      "SIEMENS SIMATIC WinCC Unified PC Runtime V19",
      "SIEMENS SIMATIC WinCC Unified PC Runtime V20",
      "SIEMENS SIMATIC WinCC Unified PC Runtime V21 \u003cV21 Update 2"
    ]
  },
  "referenceLink": "https://cert-portal.siemens.com/productcert/html/ssa-063511.html",
  "serverity": "\u4e2d",
  "submitTime": "2026-06-11",
  "title": "Siemens SIMATIC WinCC Unified PC Runtime\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e"
}

CVE-2026-24349 (GCVE-0-2026-24349)

Vulnerability from cvelistv5 – Published: 2026-06-09 08:46 – Updated: 2026-06-09 12:54

Summary

A vulnerability has been identified in SIMATIC WinCC Unified PC Runtime V16 (All versions), SIMATIC WinCC Unified PC Runtime V17 (All versions), SIMATIC WinCC Unified PC Runtime V18 (All versions), SIMATIC WinCC Unified PC Runtime V19 (All versions), SIMATIC WinCC Unified PC Runtime V20 (All versions), SIMATIC WinCC Unified PC Runtime V21 (All versions < V21 Update 2). Insufficient protection of key material in WinCC Certificate Manager that could allow an attacker to extract sensitive information.

Severity ?

7.1 (High)


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

8.2 (High)


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

CWE

CWE-313 - Cleartext Storage in a File or on Disk

Assigner

siemens

References

URL

Tags

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

Impacted products

Vendor

Product

Version

Siemens

SIMATIC WinCC Unified PC Runtime V16

Affected: 0 , < * (custom)

Siemens	SIMATIC WinCC Unified PC Runtime V17	Affected: 0 , < * (custom)
Siemens	SIMATIC WinCC Unified PC Runtime V18	Affected: 0 , < * (custom)
Siemens	SIMATIC WinCC Unified PC Runtime V19	Affected: 0 , < * (custom)
Siemens	SIMATIC WinCC Unified PC Runtime V20	Affected: 0 , < * (custom)
Siemens	SIMATIC WinCC Unified PC Runtime V21	Affected: 0 , < V21 Update 2 (custom)

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-24349",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-09T12:54:10.341457Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-06-09T12:54:20.058Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC WinCC Unified PC Runtime V16",
          "vendor": "Siemens",
          "versions": [
            {
              "lessThan": "*",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC WinCC Unified PC Runtime V17",
          "vendor": "Siemens",
          "versions": [
            {
              "lessThan": "*",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC WinCC Unified PC Runtime V18",
          "vendor": "Siemens",
          "versions": [
            {
              "lessThan": "*",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC WinCC Unified PC Runtime V19",
          "vendor": "Siemens",
          "versions": [
            {
              "lessThan": "*",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC WinCC Unified PC Runtime V20",
          "vendor": "Siemens",
          "versions": [
            {
              "lessThan": "*",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "SIMATIC WinCC Unified PC Runtime V21",
          "vendor": "Siemens",
          "versions": [
            {
              "lessThan": "V21 Update 2",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability has been identified in SIMATIC WinCC Unified PC Runtime V16 (All versions), SIMATIC WinCC Unified PC Runtime V17 (All versions), SIMATIC WinCC Unified PC Runtime V18 (All versions), SIMATIC WinCC Unified PC Runtime V19 (All versions), SIMATIC WinCC Unified PC Runtime V20 (All versions), SIMATIC WinCC Unified PC Runtime V21 (All versions \u003c V21 Update 2). Insufficient protection of key material in WinCC Certificate Manager that could allow an attacker to extract sensitive information."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.1,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N",
            "version": "3.1"
          }
        },
        {
          "cvssV4_0": {
            "baseScore": 8.2,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N",
            "version": "4.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-313",
              "description": "CWE-313: Cleartext Storage in a File or on Disk",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-09T08:46:52.528Z",
        "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
        "shortName": "siemens"
      },
      "references": [
        {
          "url": "https://cert-portal.siemens.com/productcert/html/ssa-063511.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
    "assignerShortName": "siemens",
    "cveId": "CVE-2026-24349",
    "datePublished": "2026-06-09T08:46:52.528Z",
    "dateReserved": "2026-01-22T13:21:49.113Z",
    "dateUpdated": "2026-06-09T12:54:20.058Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

CNVD-2026-24170

CVE-2026-24349 (GCVE-0-2026-24349)

Tags

Sightings

Nomenclature