Vulnerability-Lookup

CNVD-2025-17008

Vulnerability from cnvd - Published: 2025-07-29

Title

Tenda AC20缓冲区溢出漏洞

Description

Tenda AC20是一款双频无线路由器，支持IPv6协议，采用三核1GHz主控芯片，配备6根6dBi外置天线，最高无线传输速率达2033Mbps。 Tenda AC20存在缓冲区溢出漏洞，该漏洞源于httpd组件/goform/SetSysTimeCfg文件中对timeZone参数处理不当。攻击者可利用该漏洞执行任意代码。

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://vuldb.com/?id.317574 https://vuldb.com/?ctiid.317574 https://vuldb.com/?submit.620625 https://github.com/CH13hh/cve/blob/main/tenda1.md https://www.tenda.com.cn/

Impacted products

Name
Tenda AC20 <=16.03.08.12

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2025-8160",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2025-8160"
    }
  },
  "description": "Tenda AC20\u662f\u4e00\u6b3e\u53cc\u9891\u65e0\u7ebf\u8def\u7531\u5668\uff0c\u652f\u6301IPv6\u534f\u8bae\uff0c\u91c7\u7528\u4e09\u68381GHz\u4e3b\u63a7\u82af\u7247\uff0c\u914d\u59076\u68396dBi\u5916\u7f6e\u5929\u7ebf\uff0c\u6700\u9ad8\u65e0\u7ebf\u4f20\u8f93\u901f\u7387\u8fbe2033Mbps\u3002\n\nTenda AC20\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8ehttpd\u7ec4\u4ef6/goform/SetSysTimeCfg\u6587\u4ef6\u4e2d\u5bf9timeZone\u53c2\u6570\u5904\u7406\u4e0d\u5f53\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610f\u4ee3\u7801\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-2025-17008",
  "openTime": "2025-07-29",
  "products": {
    "product": "Tenda AC20 \u003c=16.03.08.12"
  },
  "referenceLink": "https://vuldb.com/?id.317574\r\nhttps://vuldb.com/?ctiid.317574\r\nhttps://vuldb.com/?submit.620625\r\nhttps://github.com/CH13hh/cve/blob/main/tenda1.md\r\nhttps://www.tenda.com.cn/",
  "serverity": "\u9ad8",
  "submitTime": "2025-07-28",
  "title": "Tenda AC20\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2025-8160 (GCVE-0-2025-8160)

Vulnerability from cvelistv5 – Published: 2025-07-25 15:02 – Updated: 2025-07-25 15:11

Title

Tenda AC20 httpd SetSysTimeCfg buffer overflow

Summary

A vulnerability classified as critical has been found in Tenda AC20 up to 16.03.08.12. Affected is an unknown function of the file /goform/SetSysTimeCfg of the component httpd. The manipulation of the argument timeZone leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Severity

8.7 (High)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

8.8 (High)


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

8.8 (High)


                        
                          CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-07-25 15:10 UTC

CWE

CWE-120 - Buffer Overflow
CWE-119 - Memory Corruption

Assigner

VulDB mitre root

References

5 references

URL	Tags
https://vuldb.com/?id.317574	vdb-entrytechnical-description
https://vuldb.com/?ctiid.317574	signaturepermissions-required
https://vuldb.com/?submit.620625	third-party-advisory
https://github.com/CH13hh/cve/blob/main/tenda1.md	exploit
https://www.tenda.com.cn/	product

Impacted products

1 product

Vendor	Product	Version
Tenda	AC20	Affected: 16.03.08.0 Affected: 16.03.08.1 Affected: 16.03.08.2 Affected: 16.03.08.3 Affected: 16.03.08.4 Affected: 16.03.08.5 Affected: 16.03.08.6 Affected: 16.03.08.7 Affected: 16.03.08.8 Affected: 16.03.08.9 Affected: 16.03.08.10 Affected: 16.03.08.11 Affected: 16.03.08.12

Credits

BabyShark (VulDB User)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-8160",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-07-25T15:10:58.750011Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-07-25T15:11:10.192Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "modules": [
            "httpd"
          ],
          "product": "AC20",
          "vendor": "Tenda",
          "versions": [
            {
              "status": "affected",
              "version": "16.03.08.0"
            },
            {
              "status": "affected",
              "version": "16.03.08.1"
            },
            {
              "status": "affected",
              "version": "16.03.08.2"
            },
            {
              "status": "affected",
              "version": "16.03.08.3"
            },
            {
              "status": "affected",
              "version": "16.03.08.4"
            },
            {
              "status": "affected",
              "version": "16.03.08.5"
            },
            {
              "status": "affected",
              "version": "16.03.08.6"
            },
            {
              "status": "affected",
              "version": "16.03.08.7"
            },
            {
              "status": "affected",
              "version": "16.03.08.8"
            },
            {
              "status": "affected",
              "version": "16.03.08.9"
            },
            {
              "status": "affected",
              "version": "16.03.08.10"
            },
            {
              "status": "affected",
              "version": "16.03.08.11"
            },
            {
              "status": "affected",
              "version": "16.03.08.12"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "BabyShark (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability classified as critical has been found in Tenda AC20 up to 16.03.08.12. Affected is an unknown function of the file /goform/SetSysTimeCfg of the component httpd. The manipulation of the argument timeZone leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used."
        },
        {
          "lang": "de",
          "value": "Es wurde eine kritische Schwachstelle in Tenda AC20 bis 16.03.08.12 entdeckt. Betroffen hiervon ist ein unbekannter Ablauf der Datei /goform/SetSysTimeCfg der Komponente httpd. Durch Manipulation des Arguments timeZone mit unbekannten Daten kann eine buffer overflow-Schwachstelle ausgenutzt werden. Umgesetzt werden kann der Angriff \u00fcber das Netzwerk. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 8.7,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 9,
            "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-120",
              "description": "Buffer Overflow",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-119",
              "description": "Memory Corruption",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-07-25T15:02:07.280Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-317574 | Tenda AC20 httpd SetSysTimeCfg buffer overflow",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/?id.317574"
        },
        {
          "name": "VDB-317574 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/?ctiid.317574"
        },
        {
          "name": "Submit #620625 | Tenda AC20 \u003c= V16.03.08.12  Buffer Overflow",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/?submit.620625"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://github.com/CH13hh/cve/blob/main/tenda1.md"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://www.tenda.com.cn/"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2025-07-25T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2025-07-25T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2025-07-25T09:01:13.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "Tenda AC20 httpd SetSysTimeCfg buffer overflow"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2025-8160",
    "datePublished": "2025-07-25T15:02:07.280Z",
    "dateReserved": "2025-07-25T06:55:58.644Z",
    "dateUpdated": "2025-07-25T15:11:10.192Z",
    "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.

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.
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.