Vulnerability-Lookup

CNVD-2021-49070

Vulnerability from cnvd - Published: 2021-07-10

Title

Microsoft Defender远程代码执行漏洞（CNVD-2021-49070）

Description

Microsoft Windows是一款由美国微软公司开发的窗口化操作系统。 Microsoft Defender存在远程代码执行漏洞。攻击者可利用该漏洞在目标主机上执行代码。

Severity

中

Patch Name

Microsoft Defender远程代码执行漏洞（CNVD-2021-49070）的补丁

Patch Description

Microsoft Windows是一款由美国微软公司开发的窗口化操作系统。 Microsoft Defender存在远程代码执行漏洞。攻击者可利用该漏洞在目标主机上执行代码。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

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31985

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-31985

Impacted products

Name
Microsoft Malware Protection Engine

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-31985",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-31985"
    }
  },
  "description": "Microsoft Windows\u662f\u4e00\u6b3e\u7531\u7f8e\u56fd\u5fae\u8f6f\u516c\u53f8\u5f00\u53d1\u7684\u7a97\u53e3\u5316\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nMicrosoft Defender\u5b58\u5728\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u76ee\u6807\u4e3b\u673a\u4e0a\u6267\u884c\u4ee3\u7801\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://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31985",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-49070",
  "openTime": "2021-07-10",
  "patchDescription": "Microsoft Windows\u662f\u4e00\u6b3e\u7531\u7f8e\u56fd\u5fae\u8f6f\u516c\u53f8\u5f00\u53d1\u7684\u7a97\u53e3\u5316\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nMicrosoft Defender\u5b58\u5728\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u76ee\u6807\u4e3b\u673a\u4e0a\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": "Microsoft Defender\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff08CNVD-2021-49070\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Microsoft Malware Protection Engine"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-31985",
  "serverity": "\u4e2d",
  "submitTime": "2021-06-09",
  "title": "Microsoft Defender\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff08CNVD-2021-49070\uff09"
}

CVE-2021-31985 (GCVE-0-2021-31985)

Vulnerability from cvelistv5 – Published: 2021-06-08 22:46 – Updated: 2024-08-03 23:10

Title

Microsoft Defender Remote Code Execution Vulnerability

Summary

Microsoft Defender Remote Code Execution Vulnerability

Severity

7.8 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

CWE

Remote Code Execution

Assigner

microsoft CNA under the mitre root

CNA scorecard B 82/100 over 2679 records in the last 180 days details

References

2 references

URL	Tags
https://portal.msrc.microsoft.com/en-US/security-…	x_refsource_MISC
http://packetstormsecurity.com/files/163443/MpEng…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft Malware Protection Engine	Affected: 1.1.0.0 , < Version 1.1.18200.3 (custom) cpe:2.3:a:microsoft:malware_protection_engine::::::::

Date Public

2021-06-08 07:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T23:10:31.407Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31985"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://packetstormsecurity.com/files/163443/MpEngine-ASProtect-Embedded-Runtime-DLL-Memory-Corruption.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:microsoft:malware_protection_engine:*:*:*:*:*:*:*:*"
          ],
          "platforms": [
            "Unknown"
          ],
          "product": "Microsoft Malware Protection Engine",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "Version 1.1.18200.3",
              "status": "affected",
              "version": "1.1.0.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2021-06-08T07:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Microsoft Defender Remote Code Execution Vulnerability"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Remote Code Execution",
              "lang": "en-US",
              "type": "Impact"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-05-29T14:55:49.340Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31985"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://packetstormsecurity.com/files/163443/MpEngine-ASProtect-Embedded-Runtime-DLL-Memory-Corruption.html"
        }
      ],
      "title": "Microsoft Defender Remote Code Execution Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2021-31985",
    "datePublished": "2021-06-08T22:46:42.000Z",
    "dateReserved": "2021-04-30T00:00:00.000Z",
    "dateUpdated": "2024-08-03T23:10:31.407Z",
    "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.

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CNVD-2021-49070

CVE-2021-31985 (GCVE-0-2021-31985)

Tags

Sightings

Nomenclature

Related by attack behaviour