cnvd - cnvd-2025-23466

CNVD-2025-23466

Vulnerability from cnvd - Published: 2025-10-13

Title

D-Link DIR-823X命令执行漏洞

Description

D-Link DIR-823X是中国友讯（D-Link）公司的一款无线路由器。 D-Link DIR-823X存在命令执行漏洞，该漏洞是由于set_cassword设置界面未过滤http_casswd参数中的特殊字符，攻击者可利用该漏洞导致代码执行。

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.dlink.com/en/security-bulletin/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2025-55848

Impacted products

Name
D-Link DIR-823X 20250416

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2025-55848",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2025-55848"
    }
  },
  "description": "D-Link DIR-823X\u662f\u4e2d\u56fd\u53cb\u8baf\uff08D-Link\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u65e0\u7ebf\u8def\u7531\u5668\u3002\n\nD-Link DIR-823X\u5b58\u5728\u547d\u4ee4\u6267\u884c\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u662f\u7531\u4e8eset_cassword\u8bbe\u7f6e\u754c\u9762\u672a\u8fc7\u6ee4http_casswd\u53c2\u6570\u4e2d\u7684\u7279\u6b8a\u5b57\u7b26\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u4ee3\u7801\u6267\u884c\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.dlink.com/en/security-bulletin/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2025-23466",
  "openTime": "2025-10-13",
  "products": {
    "product": "D-Link DIR-823X 20250416"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2025-55848",
  "serverity": "\u9ad8",
  "submitTime": "2025-09-29",
  "title": "D-Link DIR-823X\u547d\u4ee4\u6267\u884c\u6f0f\u6d1e"
}

CVE-2025-55848 (GCVE-0-2025-55848)

Vulnerability from cvelistv5 – Published: 2025-09-26 00:00 – Updated: 2025-09-29 15:27

Summary

An issue was discovered in DIR-823 firmware 20250416. There is an RCE vulnerability in the set_cassword settings interface, as the http_casswd parameter is not filtered by '&'to allow injection of reverse connection commands.

Severity ?

8.8 (High)


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

CWE

Assigner

mitre

References

URL

Tags

	https://www.dlink.com/en/security-bulletin/
	https://github.com/meigui637/iot_zone/blob/main/%…

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "ADJACENT_NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 8.8,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2025-55848",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-09-26T20:35:18.633077Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-77",
                "description": "CWE-77 Improper Neutralization of Special Elements used in a Command (\u0027Command Injection\u0027)",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-09-29T15:27:54.542Z",
          "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": "An issue was discovered in DIR-823 firmware 20250416. There is an RCE vulnerability in the set_cassword settings interface, as the http_casswd parameter is not filtered by \u0027\u0026\u0027to allow injection of reverse connection commands."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-09-26T16:50:20.964Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://www.dlink.com/en/security-bulletin/"
        },
        {
          "url": "https://github.com/meigui637/iot_zone/blob/main/%E5%91%BD%E4%BB%A4%E6%89%A7%E8%A1%8C%E6%BC%8F%E6%B4%9E.md"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2025-55848",
    "datePublished": "2025-09-26T00:00:00.000Z",
    "dateReserved": "2025-08-16T00:00:00.000Z",
    "dateUpdated": "2025-09-29T15:27:54.542Z",
    "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-2025-23466

CVE-2025-55848 (GCVE-0-2025-55848)

Tags

Sightings

Nomenclature