cnvd - cnvd-2025-02852

CNVD-2025-02852

Vulnerability from cnvd - Published: 2025-02-13

Title

TP-LINK TL-WR940N缓冲区溢出漏洞（CNVD-2025-02852）

Description

TP-LINK TL-WR940N是中国普联（TP-LINK）公司的一款无线路由器。 TP-LINK TL-WR940N存在缓冲区溢出漏洞，该漏洞源于/userRpm/Wan6to4TunnelCfgRpm.htm中的dnsserver1和dnsserver2参数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root用户环境中在远程设备上执行任意代码。

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： http://tp-link.com

Reference

https://nvd.nist.gov/vuln/detail/CVE-2024-54887

Impacted products

Name
TP-Link TL-WR940N

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2024-54887",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2024-54887"
    }
  },
  "description": "TP-LINK TL-WR940N\u662f\u4e2d\u56fd\u666e\u8054\uff08TP-LINK\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u65e0\u7ebf\u8def\u7531\u5668\u3002\n\nTP-LINK TL-WR940N\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e/userRpm/Wan6to4TunnelCfgRpm.htm\u4e2d\u7684dnsserver1\u548cdnsserver2\u53c2\u6570\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\u5728root\u7528\u6237\u73af\u5883\u4e2d\u5728\u8fdc\u7a0b\u8bbe\u5907\u4e0a\u6267\u884c\u4efb\u610f\u4ee3\u7801\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\nhttp://tp-link.com",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2025-02852",
  "openTime": "2025-02-13",
  "products": {
    "product": "TP-Link TL-WR940N"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2024-54887",
  "serverity": "\u9ad8",
  "submitTime": "2025-01-16",
  "title": "TP-LINK TL-WR940N\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2025-02852\uff09"
}

CVE-2024-54887 (GCVE-0-2024-54887)

Vulnerability from cvelistv5 – Published: 2025-01-09 00:00 – Updated: 2025-01-15 20:26

Summary

TP-Link TL-WR940N V3 and V4 with firmware 3.16.9 and earlier contain a buffer overflow via the dnsserver1 and dnsserver2 parameters at /userRpm/Wan6to4TunnelCfgRpm.htm. This vulnerability allows an authenticated attacker to execute arbitrary code on the remote device in the context of the root user.

Severity ?

8 (High)


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

CWE

Assigner

mitre

References

URL

Tags

	http://tp-link.com
	https://github.com/JBince/vulnerability-research/…

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "ADJACENT_NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 8,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2024-54887",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-01-15T20:24:49.278776Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-120",
                "description": "CWE-120 Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-01-15T20:26:04.335Z",
          "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": "TP-Link TL-WR940N V3 and V4 with firmware 3.16.9 and earlier contain a buffer overflow via the dnsserver1 and dnsserver2 parameters at /userRpm/Wan6to4TunnelCfgRpm.htm. This vulnerability allows an authenticated attacker to execute arbitrary code on the remote device in the context of the root user."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-01-09T19:14:33.239096",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "http://tp-link.com"
        },
        {
          "url": "https://github.com/JBince/vulnerability-research/tree/main/CVE-2024-54887"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2024-54887",
    "datePublished": "2025-01-09T00:00:00",
    "dateReserved": "2024-12-06T00:00:00",
    "dateUpdated": "2025-01-15T20:26:04.335Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

CNVD-2025-02852

CVE-2024-54887 (GCVE-0-2024-54887)

Tags

Sightings

Nomenclature