Vulnerability-Lookup

CNVD-2025-20717

Vulnerability from cnvd - Published: 2025-09-05

Title

Tenda AC8 get_parentControl_list_Info函数缓冲区溢出漏洞

Description

Tenda AC8是腾达推出的一款双频千兆无线路由器，专为1000兆以内光纤家庭设计，支持双频并发传输速率达1167Mbps，配备全千兆端口（1个WAN口+3个LAN口），可满足100-1000兆宽带接入需求。 Tenda AC8存在缓冲区溢出漏洞，该漏洞源于get_parentControl_list_Info函数的参数time在处理不受信任的输入时出现边界错误。攻击者可利用该漏洞在系统上执行任意代码或者导致拒绝服务。

Severity

高

Formal description

目前厂商尚未发布升级程序修复该安全问题，详情见厂商官网： https://www.tenda.com.cn/

Reference

https://github.com/DDizzzy79/Tenda-CVE/blob/main/AC8V4.0/N5/README.md

Impacted products

Name
Tenda AC8V4 16.03.34.06

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2023-33675",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2023-33675"
    }
  },
  "description": "Tenda AC8\u662f\u817e\u8fbe\u63a8\u51fa\u7684\u4e00\u6b3e\u53cc\u9891\u5343\u5146\u65e0\u7ebf\u8def\u7531\u5668\uff0c\u4e13\u4e3a1000\u5146\u4ee5\u5185\u5149\u7ea4\u5bb6\u5ead\u8bbe\u8ba1\uff0c\u652f\u6301\u53cc\u9891\u5e76\u53d1\u4f20\u8f93\u901f\u7387\u8fbe1167Mbps\uff0c\u914d\u5907\u5168\u5343\u5146\u7aef\u53e3\uff081\u4e2aWAN\u53e3+3\u4e2aLAN\u53e3\uff09\uff0c\u53ef\u6ee1\u8db3100-1000\u5146\u5bbd\u5e26\u63a5\u5165\u9700\u6c42\u3002\n\nTenda AC8\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eget_parentControl_list_Info\u51fd\u6570\u7684\u53c2\u6570time\u5728\u5904\u7406\u4e0d\u53d7\u4fe1\u4efb\u7684\u8f93\u5165\u65f6\u51fa\u73b0\u8fb9\u754c\u9519\u8bef\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u7cfb\u7edf\u4e0a\u6267\u884c\u4efb\u610f\u4ee3\u7801\u6216\u8005\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5c1a\u672a\u53d1\u5e03\u5347\u7ea7\u7a0b\u5e8f\u4fee\u590d\u8be5\u5b89\u5168\u95ee\u9898\uff0c\u8be6\u60c5\u89c1\u5382\u5546\u5b98\u7f51\uff1a\r\nhttps://www.tenda.com.cn/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2025-20717",
  "openTime": "2025-09-05",
  "products": {
    "product": "Tenda AC8V4 16.03.34.06"
  },
  "referenceLink": "https://github.com/DDizzzy79/Tenda-CVE/blob/main/AC8V4.0/N5/README.md",
  "serverity": "\u9ad8",
  "submitTime": "2023-06-07",
  "title": "Tenda AC8 get_parentControl_list_Info\u51fd\u6570\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2023-33675 (GCVE-0-2023-33675)

Vulnerability from cvelistv5 – Published: 2023-06-02 00:00 – Updated: 2025-01-08 20:16

Summary

Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow via the time parameter in the get_parentControl_list_Info function.

Severity

9.8 (Critical)


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

SSVC

Exploitation: none Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-01-08 20:16 UTC

CWE

n/a
CWE-787 - Out-of-bounds Write

Assigner

mitre mitre root

References

2 references

URL	Tags
https://github.com/DDizzzy79/Tenda-CVE/blob/main/…
https://github.com/DDizzzy79/Tenda-CVE/tree/main/…

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T15:47:06.738Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/DDizzzy79/Tenda-CVE/blob/main/AC8V4.0/N5/README.md"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/DDizzzy79/Tenda-CVE/tree/main/AC8V4.0/N5"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 9.8,
              "baseSeverity": "CRITICAL",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2023-33675",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-01-08T20:16:14.903911Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-787",
                "description": "CWE-787 Out-of-bounds Write",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-01-08T20:16:20.812Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow via the time parameter in the get_parentControl_list_Info function."
        }
      ],
      "problemTypes": [
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          "descriptions": [
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              "description": "n/a",
              "lang": "en",
              "type": "text"
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      ],
      "providerMetadata": {
        "dateUpdated": "2023-06-12T00:00:00.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/DDizzzy79/Tenda-CVE/blob/main/AC8V4.0/N5/README.md"
        },
        {
          "url": "https://github.com/DDizzzy79/Tenda-CVE/tree/main/AC8V4.0/N5"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2023-33675",
    "datePublished": "2023-06-02T00:00:00.000Z",
    "dateReserved": "2023-05-22T00:00:00.000Z",
    "dateUpdated": "2025-01-08T20:16:20.812Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

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Confirmed: The vulnerability has been validated from an analyst's perspective.
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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.

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.
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CNVD-2025-20717

CVE-2023-33675 (GCVE-0-2023-33675)

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