Vulnerability-Lookup

CNVD-2021-33866

Vulnerability from cnvd - Published: 2021-05-11

Title

SIEMENS DIGSI 4权限许可和访问控制问题漏洞

Description

SIEMENS DIGSI 4是美国SIEMENS公司的一个驱动程序。提供设备驱动程序功能。 SIEMENS DIGSI 4中存在权限许可和访问控制问题漏洞，该漏洞源于\\%PATH\\%中的几个文件夹可由普通用户写入，攻击者可将DLL与系统执行的代码放在一起利用该漏洞执行代码。

Severity

高

Patch Name

SIEMENS DIGSI 4权限许可和访问控制问题漏洞的补丁

Patch Description

SIEMENS DIGSI 4是美国SIEMENS公司的一个驱动程序。提供设备驱动程序功能。 SIEMENS DIGSI 4中存在权限许可和访问控制问题漏洞，该漏洞源于\\%PATH\\%中的几个文件夹可由普通用户写入，攻击者可将DLL与系统执行的代码放在一起利用该漏洞执行代码。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

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/pdf/ssa-536315.pdf

Reference

https://us-cert.cisa.gov/ics/advisories/icsa-21-040-10

Impacted products

Name
SIEMENS DIGSI 4 < V4.94 SP1 HF 1

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-25245"
    }
  },
  "description": "SIEMENS DIGSI 4\u662f\u7f8e\u56fdSIEMENS\u516c\u53f8\u7684\u4e00\u4e2a\u9a71\u52a8\u7a0b\u5e8f\u3002\u63d0\u4f9b\u8bbe\u5907\u9a71\u52a8\u7a0b\u5e8f\u529f\u80fd\u3002\n\nSIEMENS DIGSI 4\u4e2d\u5b58\u5728\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\\\\%PATH\\\\%\u4e2d\u7684\u51e0\u4e2a\u6587\u4ef6\u5939\u53ef\u7531\u666e\u901a\u7528\u6237\u5199\u5165\uff0c\u653b\u51fb\u8005\u53ef\u5c06DLL\u4e0e\u7cfb\u7edf\u6267\u884c\u7684\u4ee3\u7801\u653e\u5728\u4e00\u8d77\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4ee3\u7801\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/pdf/ssa-536315.pdf",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-33866",
  "openTime": "2021-05-11",
  "patchDescription": "SIEMENS DIGSI 4\u662f\u7f8e\u56fdSIEMENS\u516c\u53f8\u7684\u4e00\u4e2a\u9a71\u52a8\u7a0b\u5e8f\u3002\u63d0\u4f9b\u8bbe\u5907\u9a71\u52a8\u7a0b\u5e8f\u529f\u80fd\u3002\r\n\r\nSIEMENS DIGSI 4\u4e2d\u5b58\u5728\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\\\\%PATH\\\\%\u4e2d\u7684\u51e0\u4e2a\u6587\u4ef6\u5939\u53ef\u7531\u666e\u901a\u7528\u6237\u5199\u5165\uff0c\u653b\u51fb\u8005\u53ef\u5c06DLL\u4e0e\u7cfb\u7edf\u6267\u884c\u7684\u4ee3\u7801\u653e\u5728\u4e00\u8d77\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\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 DIGSI 4\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u95ee\u9898\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "SIEMENS DIGSI 4 \u003c V4.94 SP1 HF 1"
  },
  "referenceLink": "https://us-cert.cisa.gov/ics/advisories/icsa-21-040-10",
  "serverity": "\u9ad8",
  "submitTime": "2021-03-25",
  "title": "SIEMENS DIGSI 4\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2020-25245 (GCVE-0-2020-25245)

Vulnerability from cvelistv5 – Published: 2021-02-09 15:38 – Updated: 2024-08-04 15:33

Summary

A vulnerability has been identified in DIGSI 4 (All versions < V4.94 SP1 HF 1). Several folders in the %PATH% are writeable by normal users. As these folders are included in the search for dlls, an attacker could place dlls there with code executed by SYSTEM.

Severity

No CVSS data available.

CWE

CWE-276 - Incorrect Default Permissions

Assigner

siemens icscert root

References

2 references

URL	Tags
https://cert-portal.siemens.com/productcert/pdf/s…	x_refsource_MISC
https://us-cert.cisa.gov/ics/advisories/icsa-21-040-10	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Siemens	DIGSI 4	Affected: All versions < V4.94 SP1 HF 1

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T15:33:05.553Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-536315.pdf"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-040-10"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "DIGSI 4",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V4.94 SP1 HF 1"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability has been identified in DIGSI 4 (All versions \u003c V4.94 SP1 HF 1). Several folders in the %PATH% are writeable by normal users. As these folders are included in the search for dlls, an attacker could place dlls there with code executed by SYSTEM."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-276",
              "description": "CWE-276: Incorrect Default Permissions",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-02-12T20:09:53.000Z",
        "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
        "shortName": "siemens"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-536315.pdf"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-040-10"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "productcert@siemens.com",
          "ID": "CVE-2020-25245",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "DIGSI 4",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "All versions \u003c V4.94 SP1 HF 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 DIGSI 4 (All versions \u003c V4.94 SP1 HF 1). Several folders in the %PATH% are writeable by normal users. As these folders are included in the search for dlls, an attacker could place dlls there with code executed by SYSTEM."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-276: Incorrect Default Permissions"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-536315.pdf",
              "refsource": "MISC",
              "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-536315.pdf"
            },
            {
              "name": "https://us-cert.cisa.gov/ics/advisories/icsa-21-040-10",
              "refsource": "MISC",
              "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-040-10"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
    "assignerShortName": "siemens",
    "cveId": "CVE-2020-25245",
    "datePublished": "2021-02-09T15:38:18.000Z",
    "dateReserved": "2020-09-10T00:00:00.000Z",
    "dateUpdated": "2024-08-04T15:33:05.553Z",
    "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.

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.

Action not permitted

CNVD-2021-33866

CVE-2020-25245 (GCVE-0-2020-25245)

Tags

Sightings

Nomenclature

Related by attack behaviour