Vulnerability-Lookup

CNVD-2025-17436

Vulnerability from cnvd - Published: 2025-08-01

Title

TOTOLINK A702R缓冲区溢出漏洞

Description

TOTOLINK A702R是中国吉翁电子推出的无线路由器型号，主要功能包括双频段（2.4GHz/5.8GHz）网络连接、最高1200Mbps传输速率、4根5dBi天线以及内置防火墙等。 TOTOLINK A702R存在缓冲区溢出漏洞，该漏洞源于HTTP POST请求处理组件中/boafrm/formOneKeyAccessButton文件的submit-url参数未进行有效边界检查。攻击者可利用该漏洞导致设备拒绝服务或执行任意代码。

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.dell.com/support/kbdoc/en-us/000258904/dsa-2024-488-security-update-for-dell-nativeedge-multiple-vulnerabilities

Reference

https://vuldb.com/?id.317534 https://vuldb.com/?ctiid.317534 https://vuldb.com/?submit.620484 https://github.com/panda666-888/vuls/blob/main/totolink/a702r/formOneKeyAccessButton.md https://www.totolink.net/

Impacted products

Name
TOTOLINK A702R 4.0.0B20230721.1521

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2025-8138",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2025-8138"
    }
  },
  "description": "TOTOLINK A702R\u662f\u4e2d\u56fd\u5409\u7fc1\u7535\u5b50\u63a8\u51fa\u7684\u65e0\u7ebf\u8def\u7531\u5668\u578b\u53f7\uff0c\u4e3b\u8981\u529f\u80fd\u5305\u62ec\u53cc\u9891\u6bb5\uff082.4GHz/5.8GHz\uff09\u7f51\u7edc\u8fde\u63a5\u3001\u6700\u9ad81200Mbps\u4f20\u8f93\u901f\u7387\u30014\u68395dBi\u5929\u7ebf\u4ee5\u53ca\u5185\u7f6e\u9632\u706b\u5899\u7b49\u3002\n\nTOTOLINK A702R\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eHTTP POST\u8bf7\u6c42\u5904\u7406\u7ec4\u4ef6\u4e2d/boafrm/formOneKeyAccessButton\u6587\u4ef6\u7684submit-url\u53c2\u6570\u672a\u8fdb\u884c\u6709\u6548\u8fb9\u754c\u68c0\u67e5\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u8bbe\u5907\u62d2\u7edd\u670d\u52a1\u6216\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.dell.com/support/kbdoc/en-us/000258904/dsa-2024-488-security-update-for-dell-nativeedge-multiple-vulnerabilities",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2025-17436",
  "openTime": "2025-08-01",
  "products": {
    "product": "TOTOLINK A702R 4.0.0B20230721.1521"
  },
  "referenceLink": "https://vuldb.com/?id.317534\r\nhttps://vuldb.com/?ctiid.317534\r\nhttps://vuldb.com/?submit.620484\r\nhttps://github.com/panda666-888/vuls/blob/main/totolink/a702r/formOneKeyAccessButton.md\r\nhttps://www.totolink.net/",
  "serverity": "\u9ad8",
  "submitTime": "2025-07-28",
  "title": "TOTOLINK A702R\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2025-8138 (GCVE-0-2025-8138)

Vulnerability from cvelistv5 – Published: 2025-07-25 08:02 – Updated: 2025-07-25 13:05

Title

TOTOLINK A702R HTTP POST Request formOneKeyAccessButton buffer overflow

Summary

A vulnerability was found in TOTOLINK A702R 4.0.0-B20230721.1521 and classified as critical. Affected by this issue is some unknown functionality of the file /boafrm/formOneKeyAccessButton of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack may be launched 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 13:00 UTC

CWE

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

Assigner

VulDB mitre root

References

5 references

URL	Tags
https://vuldb.com/?id.317534	vdb-entrytechnical-description
https://vuldb.com/?ctiid.317534	signaturepermissions-required
https://vuldb.com/?submit.620484	third-party-advisory
https://github.com/panda666-888/vuls/blob/main/to…	exploit
https://www.totolink.net/	product

Impacted products

1 product

Vendor	Product	Version
TOTOLINK	A702R	Affected: 4.0.0-B20230721.1521

Credits

panda_0x1 (VulDB User)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-8138",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-07-25T13:00:08.747120Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-07-25T13:05:17.677Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "modules": [
            "HTTP POST Request Handler"
          ],
          "product": "A702R",
          "vendor": "TOTOLINK",
          "versions": [
            {
              "status": "affected",
              "version": "4.0.0-B20230721.1521"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "panda_0x1 (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability was found in TOTOLINK A702R 4.0.0-B20230721.1521 and classified as critical. Affected by this issue is some unknown functionality of the file /boafrm/formOneKeyAccessButton of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used."
        },
        {
          "lang": "de",
          "value": "Eine Schwachstelle wurde in TOTOLINK A702R 4.0.0-B20230721.1521 gefunden. Sie wurde als kritisch eingestuft. Hierbei geht es um eine nicht exakt ausgemachte Funktion der Datei /boafrm/formOneKeyAccessButton der Komponente HTTP POST Request Handler. Durch Manipulieren des Arguments submit-url 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": {
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            "baseSeverity": "HIGH",
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            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
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      "problemTypes": [
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          "descriptions": [
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              "lang": "en",
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      "providerMetadata": {
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        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
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      },
      "references": [
        {
          "name": "VDB-317534 | TOTOLINK A702R HTTP POST Request formOneKeyAccessButton buffer overflow",
          "tags": [
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            "technical-description"
          ],
          "url": "https://vuldb.com/?id.317534"
        },
        {
          "name": "VDB-317534 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/?ctiid.317534"
        },
        {
          "name": "Submit #620484 | TOTOLINK A702R V4.0.0-B20230721.1521 Buffer Overflow",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/?submit.620484"
        },
        {
          "tags": [
            "exploit"
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          "url": "https://github.com/panda666-888/vuls/blob/main/totolink/a702r/formOneKeyAccessButton.md"
        },
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          "url": "https://www.totolink.net/"
        }
      ],
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          "time": "2025-07-24T00:00:00.000Z",
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          "time": "2025-07-24T02:00:00.000Z",
          "value": "VulDB entry created"
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          "lang": "en",
          "time": "2025-07-24T18:02:50.000Z",
          "value": "VulDB entry last update"
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      "title": "TOTOLINK A702R HTTP POST Request formOneKeyAccessButton buffer overflow"
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  "cveMetadata": {
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    "datePublished": "2025-07-25T08:02:07.866Z",
    "dateReserved": "2025-07-24T15:57:30.671Z",
    "dateUpdated": "2025-07-25T13:05:17.677Z",
    "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.