Vulnerability-Lookup

CNVD-2021-77583

Vulnerability from cnvd - Published: 2021-10-15

Title

Siemens SINEC NMS路径遍历漏洞（CNVD-2021-77583）

Description

SINEC NMS是Siemens推出的用于监控和管理工业网络的网络管理系统。 SINEC NMS 1.0 SP2 Update 1之前版本存在路径遍历漏洞，该漏洞源于受影响的系统允许在用户控制的路径下下载任意文件，并且不能正确地检查相对路径是否仍然在目标目录中。目前没有详细的漏洞细节提供。

Severity

高

Patch Name

Siemens SINEC NMS路径遍历漏洞（CNVD-2021-77583）的补丁

Patch Description

SINEC NMS是Siemens推出的用于监控和管理工业网络的网络管理系统。 SINEC NMS 1.0 SP2 Update 1之前版本存在路径遍历漏洞，该漏洞源于受影响的系统允许在用户控制的路径下下载任意文件，并且不能正确地检查相对路径是否仍然在目标目录中。目前没有详细的漏洞细节提供。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://cert-portal.siemens.com/productcert/pdf/ssa-163251.pdf

Reference

https://cert-portal.siemens.com/productcert/pdf/ssa-163251.pdf

Impacted products

Name
Siemens SINEC NMS <1.0 SP2 Update 1

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-33726"
    }
  },
  "description": "SINEC NMS\u662fSiemens\u63a8\u51fa\u7684\u7528\u4e8e\u76d1\u63a7\u548c\u7ba1\u7406\u5de5\u4e1a\u7f51\u7edc\u7684\u7f51\u7edc\u7ba1\u7406\u7cfb\u7edf\u3002\n\nSINEC NMS 1.0 SP2 Update 1\u4e4b\u524d\u7248\u672c\u5b58\u5728\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u53d7\u5f71\u54cd\u7684\u7cfb\u7edf\u5141\u8bb8\u5728\u7528\u6237\u63a7\u5236\u7684\u8def\u5f84\u4e0b\u4e0b\u8f7d\u4efb\u610f\u6587\u4ef6\uff0c\u5e76\u4e14\u4e0d\u80fd\u6b63\u786e\u5730\u68c0\u67e5\u76f8\u5bf9\u8def\u5f84\u662f\u5426\u4ecd\u7136\u5728\u76ee\u6807\u76ee\u5f55\u4e2d\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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\nhttps://cert-portal.siemens.com/productcert/pdf/ssa-163251.pdf",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-77583",
  "openTime": "2021-10-15",
  "patchDescription": "SINEC NMS\u662fSiemens\u63a8\u51fa\u7684\u7528\u4e8e\u76d1\u63a7\u548c\u7ba1\u7406\u5de5\u4e1a\u7f51\u7edc\u7684\u7f51\u7edc\u7ba1\u7406\u7cfb\u7edf\u3002\r\n\r\nSINEC NMS 1.0 SP2 Update 1\u4e4b\u524d\u7248\u672c\u5b58\u5728\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u53d7\u5f71\u54cd\u7684\u7cfb\u7edf\u5141\u8bb8\u5728\u7528\u6237\u63a7\u5236\u7684\u8def\u5f84\u4e0b\u4e0b\u8f7d\u4efb\u610f\u6587\u4ef6\uff0c\u5e76\u4e14\u4e0d\u80fd\u6b63\u786e\u5730\u68c0\u67e5\u76f8\u5bf9\u8def\u5f84\u662f\u5426\u4ecd\u7136\u5728\u76ee\u6807\u76ee\u5f55\u4e2d\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\uff08CNVD-2021-77583\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Siemens SINEC NMS \u003c1.0 SP2 Update 1"
  },
  "referenceLink": "https://cert-portal.siemens.com/productcert/pdf/ssa-163251.pdf",
  "serverity": "\u9ad8",
  "submitTime": "2021-10-13",
  "title": "Siemens SINEC NMS\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\uff08CNVD-2021-77583\uff09"
}

CVE-2021-33726 (GCVE-0-2021-33726)

Vulnerability from cvelistv5 – Published: 2021-10-12 09:49 – Updated: 2024-08-03 23:58

Summary

A vulnerability has been identified in SINEC NMS (All versions < V1.0 SP2 Update 1). The affected system allows to download arbitrary files under a user controlled path and does not correctly check if the relative path is still within the intended target directory.

Severity

No CVSS data available.

CWE

CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Assigner

siemens icscert root

References

1 reference

URL	Tags
https://cert-portal.siemens.com/productcert/pdf/s…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Siemens	SINEC NMS	Affected: All versions < V1.0 SP2 Update 1

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T23:58:22.801Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-163251.pdf"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "SINEC NMS",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V1.0 SP2 Update 1"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability has been identified in SINEC NMS (All versions \u003c V1.0 SP2 Update 1). The affected system allows to download arbitrary files under a user controlled path and does not correctly check if the relative path is still within the intended target directory."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-22",
              "description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-10-12T09:49:27.000Z",
        "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
        "shortName": "siemens"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-163251.pdf"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "productcert@siemens.com",
          "ID": "CVE-2021-33726",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "SINEC NMS",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "All versions \u003c V1.0 SP2 Update 1"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Siemens"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A vulnerability has been identified in SINEC NMS (All versions \u003c V1.0 SP2 Update 1). The affected system allows to download arbitrary files under a user controlled path and does not correctly check if the relative path is still within the intended target directory."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-163251.pdf",
              "refsource": "MISC",
              "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-163251.pdf"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
    "assignerShortName": "siemens",
    "cveId": "CVE-2021-33726",
    "datePublished": "2021-10-12T09:49:27.000Z",
    "dateReserved": "2021-05-28T00:00:00.000Z",
    "dateUpdated": "2024-08-03T23:58:22.801Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.