Vulnerability-Lookup

CNVD-2020-22292

Vulnerability from cnvd - Published: 2020-04-11

Title

Advantech WebAccess访问控制错误漏洞（CNVD-2020-22292）

Description

Advantech WebAccess是中国台湾研华（Advantech）公司的一套基于浏览器架构的HMI/SCADA软件。该软件支持动态图形显示和实时数据控制，并提供远程控制和管理自动化设备的功能。 Advantech WebAccess 8.3.4版本中存在访问控制错误漏洞，该漏洞源于程序未能正确限制RPC调用。远程攻击者可借助特制请求利用该漏洞获取管理员密码。

Severity

中

Patch Name

Advantech WebAccess访问控制错误漏洞（CNVD-2020-22292）的补丁

Patch Description

Formal description

目前厂商已发布升级补丁以修复漏洞，详情请关注厂商主页： https://www.advantech.com/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2019-3942

Impacted products

Name
Advantech WebAccess <8.3.4

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-3942"
    }
  },
  "description": "Advantech WebAccess\u662f\u4e2d\u56fd\u53f0\u6e7e\u7814\u534e\uff08Advantech\uff09\u516c\u53f8\u7684\u4e00\u5957\u57fa\u4e8e\u6d4f\u89c8\u5668\u67b6\u6784\u7684HMI/SCADA\u8f6f\u4ef6\u3002\u8be5\u8f6f\u4ef6\u652f\u6301\u52a8\u6001\u56fe\u5f62\u663e\u793a\u548c\u5b9e\u65f6\u6570\u636e\u63a7\u5236\uff0c\u5e76\u63d0\u4f9b\u8fdc\u7a0b\u63a7\u5236\u548c\u7ba1\u7406\u81ea\u52a8\u5316\u8bbe\u5907\u7684\u529f\u80fd\u3002\n\nAdvantech WebAccess 8.3.4\u7248\u672c\u4e2d\u5b58\u5728\u8bbf\u95ee\u63a7\u5236\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u9650\u5236RPC\u8c03\u7528\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u7ba1\u7406\u5458\u5bc6\u7801\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttps://www.advantech.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-22292",
  "openTime": "2020-04-11",
  "patchDescription": "Advantech WebAccess\u662f\u4e2d\u56fd\u53f0\u6e7e\u7814\u534e\uff08Advantech\uff09\u516c\u53f8\u7684\u4e00\u5957\u57fa\u4e8e\u6d4f\u89c8\u5668\u67b6\u6784\u7684HMI/SCADA\u8f6f\u4ef6\u3002\u8be5\u8f6f\u4ef6\u652f\u6301\u52a8\u6001\u56fe\u5f62\u663e\u793a\u548c\u5b9e\u65f6\u6570\u636e\u63a7\u5236\uff0c\u5e76\u63d0\u4f9b\u8fdc\u7a0b\u63a7\u5236\u548c\u7ba1\u7406\u81ea\u52a8\u5316\u8bbe\u5907\u7684\u529f\u80fd\u3002\r\n\r\nAdvantech WebAccess 8.3.4\u7248\u672c\u4e2d\u5b58\u5728\u8bbf\u95ee\u63a7\u5236\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u9650\u5236RPC\u8c03\u7528\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u7ba1\u7406\u5458\u5bc6\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": "Advantech WebAccess\u8bbf\u95ee\u63a7\u5236\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2020-22292\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Advantech WebAccess \u003c8.3.4"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-3942",
  "serverity": "\u4e2d",
  "submitTime": "2020-04-02",
  "title": "Advantech WebAccess\u8bbf\u95ee\u63a7\u5236\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2020-22292\uff09"
}

CVE-2019-3942 (GCVE-0-2019-3942)

Vulnerability from cvelistv5 – Published: 2020-04-01 16:04 – Updated: 2024-08-04 19:26

Summary

Advantech WebAccess 8.3.4 does not properly restrict an RPC call that allows unauthenticated, remote users to read files. An attacker can use this vulnerability to recover the administrator password.

Severity

No CVSS data available.

CWE

CWE-284 - Improper Access Control

Assigner

tenable mitre root

References

1 reference

URL	Tags
https://www.tenable.com/security/research/tra-2019-15	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	Advantech WebAccess	Affected: 8.3.4

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T19:26:27.802Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.tenable.com/security/research/tra-2019-15"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Advantech WebAccess",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "8.3.4"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Advantech WebAccess 8.3.4 does not properly restrict an RPC call that allows unauthenticated, remote users to read files. An attacker can use this vulnerability to recover the administrator password."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-284",
              "description": "CWE-284 Improper Access Control",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-04-01T16:04:29.000Z",
        "orgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be",
        "shortName": "tenable"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.tenable.com/security/research/tra-2019-15"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "vulnreport@tenable.com",
          "ID": "CVE-2019-3942",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Advantech WebAccess",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "8.3.4"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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            {
              "lang": "eng",
              "value": "Advantech WebAccess 8.3.4 does not properly restrict an RPC call that allows unauthenticated, remote users to read files. An attacker can use this vulnerability to recover the administrator password."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-284 Improper Access Control"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.tenable.com/security/research/tra-2019-15",
              "refsource": "MISC",
              "url": "https://www.tenable.com/security/research/tra-2019-15"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be",
    "assignerShortName": "tenable",
    "cveId": "CVE-2019-3942",
    "datePublished": "2020-04-01T16:04:29.000Z",
    "dateReserved": "2019-01-03T00:00:00.000Z",
    "dateUpdated": "2024-08-04T19:26:27.802Z",
    "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.