Vulnerability-Lookup

CNVD-2021-02813

Vulnerability from cnvd - Published: 2021-01-14

Title

K7 Computing K7AntiVirus Premium缓冲区溢出漏洞（CNVD-2021-02813）

Description

K7AntiVirus Premium是K7 Computing推出的一款安全套件，可提供对在线威胁和欺诈活动的可靠防护，从而可保护您免受病毒和网络攻击。 K7 Computing K7AntiVirus Premium 15.1.0.53中的K7TSMngr.exe存在缓冲区溢出漏洞。攻击者可利用该漏洞执行任意代码。

Severity

中

Patch Name

K7 Computing K7AntiVirus Premium缓冲区溢出漏洞（CNVD-2021-02813）的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://support.k7computing.com/index.php?/selfhelp/view-article/Advisory-issued-on-6th-January-2021

Reference

https://nvd.nist.gov/vuln/detail/CVE-2018-8726

Impacted products

Name
k7 computing K7AntiVirus Premium 15.1.0.53

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-8726",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2018-8726"
    }
  },
  "description": "K7AntiVirus Premium\u662fK7 Computing\u63a8\u51fa\u7684\u4e00\u6b3e\u5b89\u5168\u5957\u4ef6\uff0c\u53ef\u63d0\u4f9b\u5bf9\u5728\u7ebf\u5a01\u80c1\u548c\u6b3a\u8bc8\u6d3b\u52a8\u7684\u53ef\u9760\u9632\u62a4\uff0c\u4ece\u800c\u53ef\u4fdd\u62a4\u60a8\u514d\u53d7\u75c5\u6bd2\u548c\u7f51\u7edc\u653b\u51fb\u3002\n\nK7 Computing K7AntiVirus Premium 15.1.0.53\u4e2d\u7684K7TSMngr.exe\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://support.k7computing.com/index.php?/selfhelp/view-article/Advisory-issued-on-6th-January-2021",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-02813",
  "openTime": "2021-01-14",
  "patchDescription": "K7AntiVirus Premium\u662fK7 Computing\u63a8\u51fa\u7684\u4e00\u6b3e\u5b89\u5168\u5957\u4ef6\uff0c\u53ef\u63d0\u4f9b\u5bf9\u5728\u7ebf\u5a01\u80c1\u548c\u6b3a\u8bc8\u6d3b\u52a8\u7684\u53ef\u9760\u9632\u62a4\uff0c\u4ece\u800c\u53ef\u4fdd\u62a4\u60a8\u514d\u53d7\u75c5\u6bd2\u548c\u7f51\u7edc\u653b\u51fb\u3002\r\n\r\nK7 Computing K7AntiVirus Premium 15.1.0.53\u4e2d\u7684K7TSMngr.exe\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610f\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": "K7 Computing K7AntiVirus Premium\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-02813\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "k7 computing K7AntiVirus Premium 15.1.0.53"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-8726",
  "serverity": "\u4e2d",
  "submitTime": "2021-01-12",
  "title": "K7 Computing K7AntiVirus Premium\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-02813\uff09"
}

CVE-2018-8726 (GCVE-0-2018-8726)

Vulnerability from cvelistv5 – Published: 2021-01-11 15:35 – Updated: 2026-07-09 00:09

Summary

K7Computing Pvt Ltd K7Antivirus Premium 15.1.0.53 is affected by: Buffer Overflow. The impact is: execute arbitrary code (local). The component is: K7TSMngr.exe.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://support.k7computing.com/index.php?/selfhe…

Show details on NVD website

JSON

To clipboard

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  "containers": {
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      {
        "providerMetadata": {
          "dateUpdated": "2026-07-09T00:09:29.712Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://support.k7computing.com/index.php?/selfhelp/view-article/Advisory-issued-on-6th-January-2021"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "K7Computing Pvt Ltd K7Antivirus Premium 15.1.0.53 is affected by: Buffer Overflow. The impact is: execute arbitrary code (local). The component is: K7TSMngr.exe."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-05T15:43:34.684Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://support.k7computing.com/index.php?/selfhelp/view-article/Advisory-issued-on-6th-January-2021"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2018-8726",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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              "lang": "eng",
              "value": "K7Computing Pvt Ltd K7Antivirus Premium 15.1.0.53 is affected by: Buffer Overflow. The impact is: execute arbitrary code (local). The component is: K7TSMngr.exe."
            }
          ]
        },
        "problemtype": {
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            {
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                  "value": "n/a"
                }
              ]
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          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "http://k7computing.com",
              "refsource": "MISC",
              "url": "http://k7computing.com"
            },
            {
              "name": "http://k7antivirus.com",
              "refsource": "MISC",
              "url": "http://k7antivirus.com"
            },
            {
              "name": "https://support.k7computing.com/index.php?/selfhelp/view-article/Advisory-issued-on-6th-January-2021",
              "refsource": "CONFIRM",
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            }
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  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2018-8726",
    "datePublished": "2021-01-11T15:35:52.000Z",
    "dateReserved": "2018-03-15T00:00:00.000Z",
    "dateUpdated": "2026-07-09T00:09:29.712Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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-2021-02813

CVE-2018-8726 (GCVE-0-2018-8726)

Tags

Sightings

Nomenclature

Related by attack behaviour