cnvd - cnvd-2021-39933

CNVD-2021-39933

Vulnerability from cnvd - Published: 2021-06-07

Title

Mcafee Data Loss Prevention Endpoint存在未明漏洞（CNVD-2021-39933）

Description

Mcafee Data Loss Prevention Endpoint（DLPe）是美国迈克菲（Mcafee）公司的一套集成式终端数据保护解决方案。该方案能够防止机密数据被盗和意外泄露，并提供针对文件处理和传输的安全策略、共享终端数据流控制和数据加密等功能。 McAfee Data Loss Prevention 存在安全漏洞，攻击者可利用该漏洞挂起进程、修改进程内存并重启进程，从而导致蓝屏。

Severity

中

Patch Name

Mcafee Data Loss Prevention Endpoint存在未明漏洞（CNVD-2021-39933）的补丁

Patch Description

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://kc.mcafee.com/corporate/index?page=content&id=SB10357

Reference

https://kc.mcafee.com/corporate/index?page=content&id=SB10354

Impacted products

Name
McAfee McAfee Data Loss Prevention for Windows <11.6.100

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-23886",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-23886"
    }
  },
  "description": "Mcafee Data Loss Prevention Endpoint\uff08DLPe\uff09\u662f\u7f8e\u56fd\u8fc8\u514b\u83f2\uff08Mcafee\uff09\u516c\u53f8\u7684\u4e00\u5957\u96c6\u6210\u5f0f\u7ec8\u7aef\u6570\u636e\u4fdd\u62a4\u89e3\u51b3\u65b9\u6848\u3002\u8be5\u65b9\u6848\u80fd\u591f\u9632\u6b62\u673a\u5bc6\u6570\u636e\u88ab\u76d7\u548c\u610f\u5916\u6cc4\u9732\uff0c\u5e76\u63d0\u4f9b\u9488\u5bf9\u6587\u4ef6\u5904\u7406\u548c\u4f20\u8f93\u7684\u5b89\u5168\u7b56\u7565\u3001\u5171\u4eab\u7ec8\u7aef\u6570\u636e\u6d41\u63a7\u5236\u548c\u6570\u636e\u52a0\u5bc6\u7b49\u529f\u80fd\u3002\n\nMcAfee Data Loss Prevention \u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6302\u8d77\u8fdb\u7a0b\u3001\u4fee\u6539\u8fdb\u7a0b\u5185\u5b58\u5e76\u91cd\u542f\u8fdb\u7a0b\uff0c\u4ece\u800c\u5bfc\u81f4\u84dd\u5c4f\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://kc.mcafee.com/corporate/index?page=content\u0026id=SB10357",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-39933",
  "openTime": "2021-06-07",
  "patchDescription": "Mcafee Data Loss Prevention Endpoint\uff08DLPe\uff09\u662f\u7f8e\u56fd\u8fc8\u514b\u83f2\uff08Mcafee\uff09\u516c\u53f8\u7684\u4e00\u5957\u96c6\u6210\u5f0f\u7ec8\u7aef\u6570\u636e\u4fdd\u62a4\u89e3\u51b3\u65b9\u6848\u3002\u8be5\u65b9\u6848\u80fd\u591f\u9632\u6b62\u673a\u5bc6\u6570\u636e\u88ab\u76d7\u548c\u610f\u5916\u6cc4\u9732\uff0c\u5e76\u63d0\u4f9b\u9488\u5bf9\u6587\u4ef6\u5904\u7406\u548c\u4f20\u8f93\u7684\u5b89\u5168\u7b56\u7565\u3001\u5171\u4eab\u7ec8\u7aef\u6570\u636e\u6d41\u63a7\u5236\u548c\u6570\u636e\u52a0\u5bc6\u7b49\u529f\u80fd\u3002\r\n\r\nMcAfee Data Loss Prevention \u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6302\u8d77\u8fdb\u7a0b\u3001\u4fee\u6539\u8fdb\u7a0b\u5185\u5b58\u5e76\u91cd\u542f\u8fdb\u7a0b\uff0c\u4ece\u800c\u5bfc\u81f4\u84dd\u5c4f\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": "Mcafee Data Loss Prevention Endpoint\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-39933\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "McAfee McAfee Data Loss Prevention for Windows \u003c11.6.100"
  },
  "referenceLink": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10354",
  "serverity": "\u4e2d",
  "submitTime": "2021-05-08",
  "title": "Mcafee Data Loss Prevention Endpoint\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-39933\uff09"
}

CVE-2021-23886 (GCVE-0-2021-23886)

Vulnerability from cvelistv5 – Published: 2021-04-15 07:50 – Updated: 2024-08-03 19:14

Title

Local Denial of Service in McAfee DLP Endpoint for Windows

Summary

Denial of Service vulnerability in McAfee Data Loss Prevention (DLP) Endpoint for Windows prior to 11.6.100 allows a local, low privileged, attacker to cause a BSoD through suspending a process, modifying the processes memory and restarting it. This is triggered by the hdlphook driver reading invalid memory.

Severity ?

5.5 (Medium)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE

CWE-755 - Improper Handling of Exceptional Conditions

Assigner

trellix

References

URL

Tags

	https://kc.mcafee.com/corporate/index?page=conten…	x_refsource_CONFIRM
	https://kc.mcafee.com/corporate/index?page=conten…	x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	McAfee,LLC	McAfee Data Loss Prevention (DLP) Endpoint for Windows	Affected: unspecified , < 10.6.100.41 (custom)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T19:14:09.648Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10354"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10357"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "McAfee Data Loss Prevention (DLP) Endpoint for Windows",
          "vendor": "McAfee,LLC",
          "versions": [
            {
              "lessThan": "10.6.100.41",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Denial of Service vulnerability in McAfee Data Loss Prevention (DLP) Endpoint for Windows prior to 11.6.100 allows a local, low privileged, attacker to cause a BSoD through suspending a process, modifying the processes memory and restarting it. This is triggered by the hdlphook driver reading invalid memory."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-755",
              "description": "CWE-755: Improper Handling of Exceptional Conditions",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-04-15T08:06:20",
        "orgId": "01626437-bf8f-4d1c-912a-893b5eb04808",
        "shortName": "trellix"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10354"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10357"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Local Denial of Service in McAfee DLP Endpoint for Windows",
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@mcafee.com",
          "ID": "CVE-2021-23886",
          "STATE": "PUBLIC",
          "TITLE": "Local Denial of Service in McAfee DLP Endpoint for Windows"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "McAfee Data Loss Prevention (DLP) Endpoint for Windows",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "10.6.100.41"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "McAfee,LLC"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Denial of Service vulnerability in McAfee Data Loss Prevention (DLP) Endpoint for Windows prior to 11.6.100 allows a local, low privileged, attacker to cause a BSoD through suspending a process, modifying the processes memory and restarting it. This is triggered by the hdlphook driver reading invalid memory."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-755: Improper Handling of Exceptional Conditions"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10354",
              "refsource": "CONFIRM",
              "url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10354"
            },
            {
              "name": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10357",
              "refsource": "CONFIRM",
              "url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10357"
            }
          ]
        },
        "source": {
          "discovery": "EXTERNAL"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "01626437-bf8f-4d1c-912a-893b5eb04808",
    "assignerShortName": "trellix",
    "cveId": "CVE-2021-23886",
    "datePublished": "2021-04-15T07:50:15",
    "dateReserved": "2021-01-12T00:00:00",
    "dateUpdated": "2024-08-03T19:14:09.648Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

CNVD-2021-39933

CVE-2021-23886 (GCVE-0-2021-23886)

Tags

Sightings

Nomenclature