cnvd - cnvd-2022-59201

CNVD-2022-59201

Vulnerability from cnvd - Published: 2022-08-25

Title

D-Link DIR-816缓冲区溢出漏洞

Description

D-Link DIR-816是中国台湾友讯（D-Link）公司的一款无线路由器。 D-link DIR-816固件A2_v1.10CNB04.img镜像版本存在缓冲区溢出漏洞，该漏洞源于其/goform/form2Wan.cgi组件的wantype为3时，l2tp_usrname会被base64解密，然后将解密结果存储于v94，然而v94不检查l2tp_usrname大小，攻击者可利用该漏洞导致栈溢出进而执行代码。

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： https://www.dlink.com/en/consumer

Reference

https://nvd.nist.gov/vuln/detail/CVE-2022-37134

Impacted products

Name
友讯电子设备（上海）有限公司 D-Link DIR-816 A2_v1.10CNB04.img

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JSON

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    "cve": {
      "cveNumber": "CVE-2022-37134",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2022-37134"
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  "description": "D-Link DIR-816\u662f\u4e2d\u56fd\u53f0\u6e7e\u53cb\u8baf\uff08D-Link\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u65e0\u7ebf\u8def\u7531\u5668\u3002\n\nD-link DIR-816\u56fa\u4ef6A2_v1.10CNB04.img\u955c\u50cf\u7248\u672c\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5176/goform/form2Wan.cgi\u7ec4\u4ef6\u7684wantype\u4e3a3\u65f6\uff0cl2tp_usrname\u4f1a\u88abbase64\u89e3\u5bc6\uff0c\u7136\u540e\u5c06\u89e3\u5bc6\u7ed3\u679c\u5b58\u50a8\u4e8ev94\uff0c\u7136\u800cv94\u4e0d\u68c0\u67e5l2tp_usrname\u5927\u5c0f\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u6808\u6ea2\u51fa\u8fdb\u800c\u6267\u884c\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\nhttps://www.dlink.com/en/consumer",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-59201",
  "openTime": "2022-08-25",
  "products": {
    "product": "\u53cb\u8baf\u7535\u5b50\u8bbe\u5907\uff08\u4e0a\u6d77\uff09\u6709\u9650\u516c\u53f8 D-Link DIR-816 A2_v1.10CNB04.img"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2022-37134",
  "serverity": "\u9ad8",
  "submitTime": "2022-08-24",
  "title": "D-Link DIR-816\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2022-37134 (GCVE-0-2022-37134)

Vulnerability from cvelistv5 – Published: 2022-08-22 14:41 – Updated: 2024-08-03 10:21

Summary

D-link DIR-816 A2_v1.10CNB04.img is vulnerable to Buffer Overflow via /goform/form2Wan.cgi. When wantype is 3, l2tp_usrname will be decrypted by base64, and the result will be stored in v94, which does not check the size of l2tp_usrname, resulting in stack overflow.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://www.dlink.com/en/security-bulletin/	x_refsource_MISC
	https://github.com/z1r00/IOT_Vul/blob/main/dlink/…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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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-2022-59201

CVE-2022-37134 (GCVE-0-2022-37134)

Tags

Sightings

Nomenclature