Vulnerability-Lookup

CNVD-2021-59234

Vulnerability from cnvd - Published: 2021-08-08

Title

Advantech WebAccess/SCADA缓冲区溢出漏洞（CNVD-2021-59234）

Description

Advantech WebAccess/SCADA是中国台湾研华（Advantech）公司的一套基于浏览器架构的SCADA软件。 Advantech WebAccess/SCADA中存在缓冲区溢出漏洞，该漏洞源于产品未能正确验证数据边界。攻击者可通过该漏洞导致栈溢出。

Severity

高

Patch Name

Advantech WebAccess/SCADA缓冲区溢出漏洞（CNVD-2021-59234）的补丁

Patch Description

Advantech WebAccess/SCADA是中国台湾研华（Advantech）公司的一套基于浏览器架构的SCADA软件。 Advantech WebAccess/SCADA中存在缓冲区溢出漏洞，该漏洞源于产品未能正确验证数据边界。攻击者可通过该漏洞导致栈溢出。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，详情请关注厂商主页： https://www.advantech.com.cn/

Reference

https://us-cert.cisa.gov/ics/advisories/icsa-21-217-04

Impacted products

Name
['Advantech WebAccess/SCADA <8.4.5', 'Advantech WebAccess/SCADA <9.0.1']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-32943"
    }
  },
  "description": "Advantech WebAccess/SCADA\u662f\u4e2d\u56fd\u53f0\u6e7e\u7814\u534e\uff08Advantech\uff09\u516c\u53f8\u7684\u4e00\u5957\u57fa\u4e8e\u6d4f\u89c8\u5668\u67b6\u6784\u7684SCADA\u8f6f\u4ef6\u3002\n\nAdvantech WebAccess/SCADA\u4e2d\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4ea7\u54c1\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1\u6570\u636e\u8fb9\u754c\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u6808\u6ea2\u51fa\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.cn/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-59234",
  "openTime": "2021-08-08",
  "patchDescription": "Advantech WebAccess/SCADA\u662f\u4e2d\u56fd\u53f0\u6e7e\u7814\u534e\uff08Advantech\uff09\u516c\u53f8\u7684\u4e00\u5957\u57fa\u4e8e\u6d4f\u89c8\u5668\u67b6\u6784\u7684SCADA\u8f6f\u4ef6\u3002\r\n\r\nAdvantech WebAccess/SCADA\u4e2d\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4ea7\u54c1\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1\u6570\u636e\u8fb9\u754c\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u6808\u6ea2\u51fa\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/SCADA\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-59234\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Advantech WebAccess/SCADA \u003c8.4.5",
      "Advantech WebAccess/SCADA \u003c9.0.1"
    ]
  },
  "referenceLink": "https://us-cert.cisa.gov/ics/advisories/icsa-21-217-04",
  "serverity": "\u9ad8",
  "submitTime": "2021-08-06",
  "title": "Advantech WebAccess/SCADA\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-59234\uff09"
}

CVE-2021-32943 (GCVE-0-2021-32943)

Vulnerability from cvelistv5 – Published: 2021-08-10 14:03 – Updated: 2024-08-03 23:33

Summary

The affected product is vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute arbitrary code on the WebAccess/SCADA (WebAccess/SCADA versions prior to 8.4.5, WebAccess/SCADA versions prior to 9.0.1).

Severity

No CVSS data available.

CWE

CWE-121 - STACK-BASED BUFFER OVERFLOW CWE-121

Assigner

icscert icscert root

References

1 reference

URL	Tags
https://us-cert.cisa.gov/ics/advisories/icsa-21-217-04	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	WebAccess/SCADA	Affected: WebAccess/SCADA versions prior to 8.4.5, WebAccess/SCADA versions prior to 9.0.1

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T23:33:55.931Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-217-04"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "WebAccess/SCADA",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "WebAccess/SCADA versions prior to 8.4.5, WebAccess/SCADA versions prior to 9.0.1"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The affected product is vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute arbitrary code on the WebAccess/SCADA (WebAccess/SCADA versions prior to 8.4.5, WebAccess/SCADA versions prior to 9.0.1)."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-121",
              "description": "STACK-BASED BUFFER OVERFLOW CWE-121",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-08-10T14:03:48.000Z",
        "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
        "shortName": "icscert"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-217-04"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "ics-cert@hq.dhs.gov",
          "ID": "CVE-2021-32943",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "WebAccess/SCADA",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "WebAccess/SCADA versions prior to 8.4.5, WebAccess/SCADA versions prior to 9.0.1"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The affected product is vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute arbitrary code on the WebAccess/SCADA (WebAccess/SCADA versions prior to 8.4.5, WebAccess/SCADA versions prior to 9.0.1)."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "STACK-BASED BUFFER OVERFLOW CWE-121"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://us-cert.cisa.gov/ics/advisories/icsa-21-217-04",
              "refsource": "MISC",
              "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-217-04"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
    "assignerShortName": "icscert",
    "cveId": "CVE-2021-32943",
    "datePublished": "2021-08-10T14:03:48.000Z",
    "dateReserved": "2021-05-13T00:00:00.000Z",
    "dateUpdated": "2024-08-03T23:33:55.931Z",
    "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.