Vulnerability-Lookup

CNVD-2026-35015

Vulnerability from cnvd - Published: 2026-09-03

Title

Siemens SINEC NMS代码问题漏洞（CNVD-2026-35015）

Description

Siemens SINEC NMS是德国西门子（Siemens）公司的一个网络管理系统(NMS)，该系统可用于全天候集中监控、管理和配置具有数万台设备的工业网络，包括与安全相关的领域。 Siemens SINEC NMS存在代码问题漏洞，该漏洞源于低权限用户可不当修改配置文件，攻击者可利用该漏洞加载恶意DLL并执行任意代码。

Severity

中

Patch Name

Siemens SINEC NMS代码问题漏洞（CNVD-2026-35015）的补丁

Patch Description

Formal description

厂商已提供漏洞修复方案，请关注厂商主页更新： https://cert-portal.siemens.com/productcert/html/ssa-311973.html

Reference

https://cert-portal.siemens.com/productcert/html/ssa-311973.html

Impacted products

Name
Siemens SINEC NMS <4.0 SP2

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-25655",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-25655"
    }
  },
  "description": "Siemens SINEC NMS\u662f\u5fb7\u56fd\u897f\u95e8\u5b50\uff08Siemens\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u7f51\u7edc\u7ba1\u7406\u7cfb\u7edf(NMS)\uff0c\u8be5\u7cfb\u7edf\u53ef\u7528\u4e8e\u5168\u5929\u5019\u96c6\u4e2d\u76d1\u63a7\u3001\u7ba1\u7406\u548c\u914d\u7f6e\u5177\u6709\u6570\u4e07\u53f0\u8bbe\u5907\u7684\u5de5\u4e1a\u7f51\u7edc\uff0c\u5305\u62ec\u4e0e\u5b89\u5168\u76f8\u5173\u7684\u9886\u57df\u3002\n\nSiemens SINEC NMS\u5b58\u5728\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4f4e\u6743\u9650\u7528\u6237\u53ef\u4e0d\u5f53\u4fee\u6539\u914d\u7f6e\u6587\u4ef6\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u52a0\u8f7d\u6076\u610fDLL\u5e76\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
  "formalWay": "\u5382\u5546\u5df2\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://cert-portal.siemens.com/productcert/html/ssa-311973.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-35015",
  "openTime": "2026-09-03",
  "patchDescription": "Siemens SINEC NMS\u662f\u5fb7\u56fd\u897f\u95e8\u5b50\uff08Siemens\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u7f51\u7edc\u7ba1\u7406\u7cfb\u7edf(NMS)\uff0c\u8be5\u7cfb\u7edf\u53ef\u7528\u4e8e\u5168\u5929\u5019\u96c6\u4e2d\u76d1\u63a7\u3001\u7ba1\u7406\u548c\u914d\u7f6e\u5177\u6709\u6570\u4e07\u53f0\u8bbe\u5907\u7684\u5de5\u4e1a\u7f51\u7edc\uff0c\u5305\u62ec\u4e0e\u5b89\u5168\u76f8\u5173\u7684\u9886\u57df\u3002\r\n\r\nSiemens SINEC NMS\u5b58\u5728\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4f4e\u6743\u9650\u7528\u6237\u53ef\u4e0d\u5f53\u4fee\u6539\u914d\u7f6e\u6587\u4ef6\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u52a0\u8f7d\u6076\u610fDLL\u5e76\u6267\u884c\u4efb\u610f\u4ee3\u7801\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 SINEC NMS\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2026-35015\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Siemens SINEC NMS \u003c4.0 SP2"
  },
  "referenceLink": "https://cert-portal.siemens.com/productcert/html/ssa-311973.html",
  "serverity": "\u4e2d",
  "submitTime": "2026-02-28",
  "title": "Siemens SINEC NMS\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2026-35015\uff09"
}

CVE-2026-25655 (GCVE-0-2026-25655)

Vulnerability from cvelistv5 – Published: 2026-02-10 09:58 – Updated: 2026-02-10 15:04

Summary

A vulnerability has been identified in SINEC NMS (All versions < V4.0 SP2). The affected application permits improper modification of a configuration file by a low-privileged user. This could allow an attacker to load malicious DLLs, potentially leading to arbitrary code execution with administrative privilege.(ZDI-CAN-28107)

Severity

7.8 (High)


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

8.5 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-02-10 15:04 UTC

CWE

CWE-427 - Uncontrolled Search Path Element

Assigner

siemens icscert root

References

1 reference

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

Impacted products

1 product

Vendor	Product	Version
Siemens	SINEC NMS	Affected: 0 , < V4.0 SP2 (custom)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-25655",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-02-10T15:04:14.582385Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-02-10T15:04:34.226Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "SINEC NMS",
          "vendor": "Siemens",
          "versions": [
            {
              "lessThan": "V4.0 SP2",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability has been identified in SINEC NMS (All versions \u003c V4.0 SP2). The affected application permits improper modification of a configuration file by a low-privileged user.\r\nThis could allow an attacker to load malicious DLLs, potentially leading to arbitrary code execution with administrative privilege.(ZDI-CAN-28107)"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        },
        {
          "cvssV4_0": {
            "baseScore": 8.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
            "version": "4.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-427",
              "description": "CWE-427: Uncontrolled Search Path Element",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-02-10T09:58:54.129Z",
        "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
        "shortName": "siemens"
      },
      "references": [
        {
          "url": "https://cert-portal.siemens.com/productcert/html/ssa-311973.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
    "assignerShortName": "siemens",
    "cveId": "CVE-2026-25655",
    "datePublished": "2026-02-10T09:58:54.129Z",
    "dateReserved": "2026-02-04T12:39:06.285Z",
    "dateUpdated": "2026-02-10T15:04:34.226Z",
    "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.