cnvd - cnvd-2025-02591

cnvd-2025-02591

Vulnerability from cnvd

Title: Linksys WRT54GL拒绝服务漏洞

Description:

Linksys WRT54GL是美国Linksys公司的一款无线路由器。

Linksys WRT54GL Wireless-G Broadband Router 4.30.18.006版本及之前版本存在拒绝服务漏洞，该漏洞源于upnp 二进制文件中 soap_action 函数中的存在空指针取消引用。攻击者可利用该漏洞导致拒绝服务攻击。

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.linksys.com/

Reference: https://youtu.be/73-1lhvJPNg

Impacted products

Name
Linksys WRT54GL <=4.30.18.006

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2022-43972",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2022-43972"
    }
  },
  "description": "Linksys WRT54GL\u662f\u7f8e\u56fdLinksys\u516c\u53f8\u7684\u4e00\u6b3e\u65e0\u7ebf\u8def\u7531\u5668\u3002\n\nLinksys WRT54GL Wireless-G Broadband Router 4.30.18.006\u7248\u672c\u53ca\u4e4b\u524d\u7248\u672c\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eupnp \u4e8c\u8fdb\u5236\u6587\u4ef6\u4e2d soap_action \u51fd\u6570\u4e2d\u7684\u5b58\u5728\u7a7a\u6307\u9488\u53d6\u6d88\u5f15\u7528\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u653b\u51fb\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.linksys.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2025-02591",
  "openTime": "2025-02-07",
  "products": {
    "product": "Linksys WRT54GL \u003c=4.30.18.006"
  },
  "referenceLink": "https://youtu.be/73-1lhvJPNg",
  "serverity": "\u9ad8",
  "submitTime": "2023-01-11",
  "title": "Linksys WRT54GL\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2022-43972 (GCVE-0-2022-43972)

Vulnerability from cvelistv5

Published

2023-01-09 00:00

Modified

2025-04-09 14:22

Severity ?

6.5 (Medium) - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE

CWE-476 - NULL Pointer Dereference

Summary

A null pointer dereference vulnerability exists in Linksys WRT54GL Wireless-G Broadband Router with firmware <= 4.30.18.006. A null pointer dereference in the soap_action function within the upnp binary can be triggered by an unauthenticated attacker via a malicious POST request invoking the AddPortMapping action.

References

▼	URL	Tags
	https://youtu.be/73-1lhvJPNg
	https://youtu.be/TeWAmZaKQ_w
	https://youtu.be/RfWVYCUBNZ0

Impacted products

	Vendor	Product	Version
	Linksys	WRT54GL Wireless-G Broadband Router	Version: Firmware <

Show details on NVD website

JSON

To clipboard

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                    "Automatable": "no"
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    "cna": {
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          "product": "WRT54GL Wireless-G Broadband Router",
          "vendor": "Linksys",
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      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
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    "state": "PUBLISHED"
  },
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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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