cnvd - cnvd-2025-08782

cnvd-2025-08782

Vulnerability from cnvd

Title: Tenda AC7缓冲区溢出漏洞（CNVD-2025-08782）

Description:

Tenda AC7是中国腾达（Tenda）公司的一款无线路由器。

Tenda AC7 15.03.06.44版本存在缓冲区溢出漏洞，该漏洞源于/goform/SetPptpServerCfg文件中的formSetPPTPServer函数对参数pptp_server_start_ip/pptp_server_end_ip的处理不当，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:

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://www.tenda.com.cn/

Reference: https://nvd.nist.gov/vuln/detail/CVE-2025-3346

Impacted products

Name
Tenda AC7 15.03.06.44

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2025-3346",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2025-3346"
    }
  },
  "description": "Tenda AC7\u662f\u4e2d\u56fd\u817e\u8fbe\uff08Tenda\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u65e0\u7ebf\u8def\u7531\u5668\u3002\n\nTenda AC7 15.03.06.44\u7248\u672c\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e/goform/SetPptpServerCfg\u6587\u4ef6\u4e2d\u7684formSetPPTPServer\u51fd\u6570\u5bf9\u53c2\u6570pptp_server_start_ip/pptp_server_end_ip\u7684\u5904\u7406\u4e0d\u5f53\uff0c\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": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://www.tenda.com.cn/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2025-08782",
  "openTime": "2025-04-25",
  "products": {
    "product": "Tenda AC7 15.03.06.44"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2025-3346",
  "serverity": "\u9ad8",
  "submitTime": "2025-04-18",
  "title": "Tenda AC7\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2025-08782\uff09"
}

CVE-2025-3346 (GCVE-0-2025-3346)

Vulnerability from cvelistv5

Published

2025-04-07 09:31

Modified

2025-04-07 16:11

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
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.8 (High) - CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE

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

Summary

A vulnerability was found in Tenda AC7 15.03.06.44. It has been rated as critical. Affected by this issue is the function formSetPPTPServer of the file /goform/SetPptpServerCfg. The manipulation of the argument pptp_server_start_ip/pptp_server_end_ip leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

References

▼	URL	Tags
	https://vuldb.com/?id.303560	vdb-entry, technical-description
	https://vuldb.com/?ctiid.303560	signature, permissions-required
	https://vuldb.com/?submit.551927	third-party-advisory
	https://github.com/CH13hh/tmp_store_cc/blob/main/AC7formSetPPTPServer/formSetPPTPServer.md	exploit
	https://www.tenda.com.cn/	product

Impacted products

	Vendor	Product	Version
	Tenda	AC7	Version: 15.03.06.44

Show details on NVD website

JSON

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                "id": "CVE-2025-3346",
                "options": [
                  {
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                  },
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                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-07T16:11:19.829467Z",
                "version": "2.0.3"
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              "type": "ssvc"
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        "providerMetadata": {
          "dateUpdated": "2025-04-07T16:11:42.026Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
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        {
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          "vendor": "Tenda",
          "versions": [
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        },
        {
          "lang": "de",
          "value": "Eine kritische Schwachstelle wurde in Tenda AC7 15.03.06.44 ausgemacht. Davon betroffen ist die Funktion formSetPPTPServer der Datei /goform/SetPptpServerCfg. Durch Manipulation des Arguments pptp_server_start_ip/pptp_server_end_ip mit unbekannten Daten kann eine buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann \u00fcber das Netzwerk erfolgen. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."
        }
      ],
      "metrics": [
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        {
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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