cnvd - cnvd-2021-89443

cnvd-2021-89443

Vulnerability from cnvd

Title: 多款Siemens产品越界读取漏洞

Description:

Capital VSTAR是一个完整的解决方案。Nucleus NET模块集成了一系列符合标准的网络和通信协议、驱动程序和实用程序，以在任何嵌入式设备中提供全功能的网络支持。Nucleus RTOS是一种基于微内核的实时操作系统。

多款Siemens产品存在安全漏洞。该漏洞源于在处理DHCP OFFER消息时，DHCP 客户端应用程序不会验证供应商选项的长度，攻击者可利用漏洞导致拒绝服务条件。

Severity: 中

Patch Name: 多款Siemens产品越界读取漏洞的补丁

Patch Description:

多款Siemens产品存在安全漏洞。该漏洞源于在处理DHCP OFFER消息时，DHCP 客户端应用程序不会验证供应商选项的长度，攻击者可利用漏洞导致拒绝服务条件。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-044112.pdf

Reference: https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf

Impacted products

Name
['Siemens Nucleus Source Code', 'Siemens Nucleus NET', 'SIEMENS Capital VSTAR', 'SIEMENS Nucleus ReadyStart V3 < 2017.02.4']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-31881"
    }
  },
  "description": "Capital VSTAR\u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u89e3\u51b3\u65b9\u6848\u3002Nucleus NET\u6a21\u5757\u96c6\u6210\u4e86\u4e00\u7cfb\u5217\u7b26\u5408\u6807\u51c6\u7684\u7f51\u7edc\u548c\u901a\u4fe1\u534f\u8bae\u3001\u9a71\u52a8\u7a0b\u5e8f\u548c\u5b9e\u7528\u7a0b\u5e8f\uff0c\u4ee5\u5728\u4efb\u4f55\u5d4c\u5165\u5f0f\u8bbe\u5907\u4e2d\u63d0\u4f9b\u5168\u529f\u80fd\u7684\u7f51\u7edc\u652f\u6301\u3002Nucleus RTOS\u662f\u4e00\u79cd\u57fa\u4e8e\u5fae\u5185\u6838\u7684\u5b9e\u65f6\u64cd\u4f5c\u7cfb\u7edf\u3002\n\n\u591a\u6b3eSiemens\u4ea7\u54c1\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728\u5904\u7406DHCP OFFER\u6d88\u606f\u65f6\uff0cDHCP \u5ba2\u6237\u7aef\u5e94\u7528\u7a0b\u5e8f\u4e0d\u4f1a\u9a8c\u8bc1\u4f9b\u5e94\u5546\u9009\u9879\u7684\u957f\u5ea6\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\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-044112.pdf",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-89443",
  "openTime": "2021-11-20",
  "patchDescription": "Capital VSTAR\u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u89e3\u51b3\u65b9\u6848\u3002Nucleus NET\u6a21\u5757\u96c6\u6210\u4e86\u4e00\u7cfb\u5217\u7b26\u5408\u6807\u51c6\u7684\u7f51\u7edc\u548c\u901a\u4fe1\u534f\u8bae\u3001\u9a71\u52a8\u7a0b\u5e8f\u548c\u5b9e\u7528\u7a0b\u5e8f\uff0c\u4ee5\u5728\u4efb\u4f55\u5d4c\u5165\u5f0f\u8bbe\u5907\u4e2d\u63d0\u4f9b\u5168\u529f\u80fd\u7684\u7f51\u7edc\u652f\u6301\u3002Nucleus RTOS\u662f\u4e00\u79cd\u57fa\u4e8e\u5fae\u5185\u6838\u7684\u5b9e\u65f6\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\n\u591a\u6b3eSiemens\u4ea7\u54c1\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728\u5904\u7406DHCP OFFER\u6d88\u606f\u65f6\uff0cDHCP \u5ba2\u6237\u7aef\u5e94\u7528\u7a0b\u5e8f\u4e0d\u4f1a\u9a8c\u8bc1\u4f9b\u5e94\u5546\u9009\u9879\u7684\u957f\u5ea6\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\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": "\u591a\u6b3eSiemens\u4ea7\u54c1\u8d8a\u754c\u8bfb\u53d6\u6f0f\u6d1e \u7684\u8865\u4e01",
  "products": {
    "product": [
      "Siemens Nucleus Source Code",
      "Siemens Nucleus NET",
      "SIEMENS Capital VSTAR",
      "SIEMENS Nucleus ReadyStart V3  \u003c 2017.02.4"
    ]
  },
  "referenceLink": "https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf",
  "serverity": "\u4e2d",
  "submitTime": "2021-11-11",
  "title": "\u591a\u6b3eSiemens\u4ea7\u54c1\u8d8a\u754c\u8bfb\u53d6\u6f0f\u6d1e"
}

CVE-2021-31881 (GCVE-0-2021-31881)

Vulnerability from cvelistv5

Published

2021-11-09 11:31

Modified

2025-03-11 09:47

Severity ?

7.1 (High) - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

CWE

CWE-125 - Out-of-bounds Read

Summary

A vulnerability has been identified in Capital Embedded AR Classic 431-422 (All versions), Capital Embedded AR Classic R20-11 (All versions < V2303). When processing a DHCP OFFER message, the DHCP client application does not validate the length of the Vendor option(s), leading to Denial-of-Service conditions. (FSMD-2021-0008)

References

▼	URL	Tags
	https://cert-portal.siemens.com/productcert/pdf/ssa-114589.pdf	x_refsource_MISC
	https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf	x_refsource_MISC
	https://cert-portal.siemens.com/productcert/pdf/ssa-620288.pdf	x_refsource_MISC
	https://cert-portal.siemens.com/productcert/html/ssa-114589.html
	https://cert-portal.siemens.com/productcert/html/ssa-044112.html
	https://cert-portal.siemens.com/productcert/html/ssa-620288.html

Impacted products

Vendor

Product

Version

▼

Siemens

Capital Embedded AR Classic 431-422

Version: 0 < *

Siemens

Capital Embedded AR Classic R20-11

Version: 0 < V2303

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T23:10:30.649Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-114589.pdf"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-620288.pdf"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "Capital Embedded AR Classic 431-422",
          "vendor": "Siemens",
          "versions": [
            {
              "lessThan": "*",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "Capital Embedded AR Classic R20-11",
          "vendor": "Siemens",
          "versions": [
            {
              "lessThan": "V2303",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability has been identified in Capital Embedded AR Classic 431-422 (All versions), Capital Embedded AR Classic R20-11 (All versions \u003c V2303). When processing a DHCP OFFER message, the DHCP client application does not validate the length of the Vendor option(s), leading to Denial-of-Service conditions. (FSMD-2021-0008)"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.1,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-125",
              "description": "CWE-125: Out-of-bounds Read",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-03-11T09:47:40.916Z",
        "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
        "shortName": "siemens"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-114589.pdf"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-620288.pdf"
        },
        {
          "url": "https://cert-portal.siemens.com/productcert/html/ssa-114589.html"
        },
        {
          "url": "https://cert-portal.siemens.com/productcert/html/ssa-044112.html"
        },
        {
          "url": "https://cert-portal.siemens.com/productcert/html/ssa-620288.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
    "assignerShortName": "siemens",
    "cveId": "CVE-2021-31881",
    "datePublished": "2021-11-09T11:31:54",
    "dateReserved": "2021-04-29T00:00:00",
    "dateUpdated": "2025-03-11T09:47:40.916Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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