Vulnerability-Lookup

CNVD-2021-84276

Vulnerability from cnvd - Published: 2021-11-05

Title

Trend Micro Security后置链接漏洞

Description

Trend Micro Security是美国趋势科技（Trend Micro）公司的一套计算机安全防护软件。 Trend Micro Security (Consumer) 中存在后置链接漏洞，该漏洞源于产品未能正确检查只想目录的符号链接。攻击者可利用该漏洞系统升级权限并创建拒绝服务。

Severity

中

Patch Name

Trend Micro Security后置链接漏洞的补丁

Patch Description

Trend Micro Security是美国趋势科技（Trend Micro）公司的一套计算机安全防护软件。 Trend Micro Security (Consumer) 中存在后置链接漏洞，该漏洞源于产品未能正确检查只想目录的符号链接。攻击者可利用该漏洞系统升级权限并创建拒绝服务。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，详情请关注厂商页面： https://helpcenter.trendmicro.com/en-us/article/TMKA-10568

Reference

https://www.cybersecurity-help.cz/vdb/SB2021082901

Impacted products

Name
['Trend Micro Security (Consumer) 2020', 'Trend Micro Security (Consumer) 2021']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-36744"
    }
  },
  "description": "Trend Micro Security\u662f\u7f8e\u56fd\u8d8b\u52bf\u79d1\u6280\uff08Trend Micro\uff09\u516c\u53f8\u7684\u4e00\u5957\u8ba1\u7b97\u673a\u5b89\u5168\u9632\u62a4\u8f6f\u4ef6\u3002\n\nTrend Micro Security (Consumer) \u4e2d\u5b58\u5728\u540e\u7f6e\u94fe\u63a5\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4ea7\u54c1\u672a\u80fd\u6b63\u786e\u68c0\u67e5\u53ea\u60f3\u76ee\u5f55\u7684\u7b26\u53f7\u94fe\u63a5\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7cfb\u7edf\u5347\u7ea7\u6743\u9650\u5e76\u521b\u5efa\u62d2\u7edd\u670d\u52a1\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\u9875\u9762\uff1a\r\nhttps://helpcenter.trendmicro.com/en-us/article/TMKA-10568",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-84276",
  "openTime": "2021-11-05",
  "patchDescription": "Trend Micro Security\u662f\u7f8e\u56fd\u8d8b\u52bf\u79d1\u6280\uff08Trend Micro\uff09\u516c\u53f8\u7684\u4e00\u5957\u8ba1\u7b97\u673a\u5b89\u5168\u9632\u62a4\u8f6f\u4ef6\u3002\r\n\r\nTrend Micro Security (Consumer) \u4e2d\u5b58\u5728\u540e\u7f6e\u94fe\u63a5\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4ea7\u54c1\u672a\u80fd\u6b63\u786e\u68c0\u67e5\u53ea\u60f3\u76ee\u5f55\u7684\u7b26\u53f7\u94fe\u63a5\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7cfb\u7edf\u5347\u7ea7\u6743\u9650\u5e76\u521b\u5efa\u62d2\u7edd\u670d\u52a1\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": "Trend Micro Security\u540e\u7f6e\u94fe\u63a5\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Trend Micro Security (Consumer) 2020",
      "Trend Micro Security (Consumer) 2021"
    ]
  },
  "referenceLink": "https://www.cybersecurity-help.cz/vdb/SB2021082901",
  "serverity": "\u4e2d",
  "submitTime": "2021-08-31",
  "title": "Trend Micro Security\u540e\u7f6e\u94fe\u63a5\u6f0f\u6d1e"
}

CVE-2021-36744 (GCVE-0-2021-36744)

Vulnerability from cvelistv5 – Published: 2021-09-06 11:37 – Updated: 2024-08-04 01:01

Summary

Trend Micro Security (Consumer) 2021 and 2020 are vulnerable to a directory junction vulnerability which could allow an attacker to exploit the system to escalate privileges and create a denial of service.

Severity

No CVSS data available.

CWE

Directory Junction Denial-of-Service

Assigner

trendmicro mitre root

References

2 references

URL	Tags
https://helpcenter.trendmicro.com/en-us/article/t…	x_refsource_MISC
https://www.zerodayinitiative.com/advisories/ZDI-…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Trend Micro	Trend Micro Security (Consumer)	Affected: 2019, 2020, 2021

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T01:01:59.187Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://helpcenter.trendmicro.com/en-us/article/tmka-10568"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1052/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Trend Micro Security (Consumer)",
          "vendor": "Trend Micro",
          "versions": [
            {
              "status": "affected",
              "version": "2019, 2020, 2021"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Trend Micro Security (Consumer) 2021 and 2020 are vulnerable to a directory junction vulnerability which could allow an attacker to exploit the system to escalate privileges and create a denial of service."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Directory Junction Denial-of-Service",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-09-06T11:37:47.000Z",
        "orgId": "7f7bd7df-cffe-4fdb-ab6d-859363b89272",
        "shortName": "trendmicro"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://helpcenter.trendmicro.com/en-us/article/tmka-10568"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1052/"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@trendmicro.com",
          "ID": "CVE-2021-36744",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Trend Micro Security (Consumer)",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "2019, 2020, 2021"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Trend Micro"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Trend Micro Security (Consumer) 2021 and 2020 are vulnerable to a directory junction vulnerability which could allow an attacker to exploit the system to escalate privileges and create a denial of service."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Directory Junction Denial-of-Service"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://helpcenter.trendmicro.com/en-us/article/tmka-10568",
              "refsource": "MISC",
              "url": "https://helpcenter.trendmicro.com/en-us/article/tmka-10568"
            },
            {
              "name": "https://www.zerodayinitiative.com/advisories/ZDI-21-1052/",
              "refsource": "MISC",
              "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1052/"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "7f7bd7df-cffe-4fdb-ab6d-859363b89272",
    "assignerShortName": "trendmicro",
    "cveId": "CVE-2021-36744",
    "datePublished": "2021-09-06T11:37:47.000Z",
    "dateReserved": "2021-07-14T00:00:00.000Z",
    "dateUpdated": "2024-08-04T01:01:59.187Z",
    "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.

Action not permitted

CNVD-2021-84276

CVE-2021-36744 (GCVE-0-2021-36744)

Tags

Sightings

Nomenclature

Related by attack behaviour