Vulnerability-Lookup

CNVD-2021-92471

Vulnerability from cnvd - Published: 2021-11-30

Title

D-Link DWR-932C E1命令注入漏洞

Description

D-Link Dwr-932C E1是中国友讯（D-Link）公司的一个 WiFi 移动调制解调器路由器。 D-Link DWR-932C E1固件存在安全漏洞，该漏洞源于debug_fcgi中存在OS命令注入。攻击者可利用该漏洞通过精心制作的HTTP请求执行命令注入。

Severity

高

Patch Name

D-Link DWR-932C E1命令注入漏洞的补丁

Patch Description

D-Link Dwr-932C E1是中国友讯（D-Link）公司的一个 WiFi 移动调制解调器路由器。 D-Link DWR-932C E1固件存在安全漏洞，该漏洞源于debug_fcgi中存在OS命令注入。攻击者可利用该漏洞通过精心制作的HTTP请求执行命令注入。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10246

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-42784

Impacted products

Name
D-Link Dwr-932C E1 <=1.0.0.4

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-42784"
    }
  },
  "description": "D-Link Dwr-932C E1\u662f\u4e2d\u56fd\u53cb\u8baf\uff08D-Link\uff09\u516c\u53f8\u7684\u4e00\u4e2a WiFi \u79fb\u52a8\u8c03\u5236\u89e3\u8c03\u5668\u8def\u7531\u5668\u3002\n\nD-Link DWR-932C E1\u56fa\u4ef6\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8edebug_fcgi\u4e2d\u5b58\u5728OS\u547d\u4ee4\u6ce8\u5165\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u7cbe\u5fc3\u5236\u4f5c\u7684HTTP\u8bf7\u6c42\u6267\u884c\u547d\u4ee4\u6ce8\u5165\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10246",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-92471",
  "openTime": "2021-11-30",
  "patchDescription": "D-Link Dwr-932C E1\u662f\u4e2d\u56fd\u53cb\u8baf\uff08D-Link\uff09\u516c\u53f8\u7684\u4e00\u4e2a WiFi \u79fb\u52a8\u8c03\u5236\u89e3\u8c03\u5668\u8def\u7531\u5668\u3002\r\n\r\nD-Link DWR-932C E1\u56fa\u4ef6\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8edebug_fcgi\u4e2d\u5b58\u5728OS\u547d\u4ee4\u6ce8\u5165\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u7cbe\u5fc3\u5236\u4f5c\u7684HTTP\u8bf7\u6c42\u6267\u884c\u547d\u4ee4\u6ce8\u5165\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "D-Link DWR-932C E1\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "D-Link Dwr-932C E1 \u003c=1.0.0.4"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-42784",
  "serverity": "\u9ad8",
  "submitTime": "2021-11-25",
  "title": "D-Link DWR-932C E1\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e"
}

CVE-2021-42784 (GCVE-0-2021-42784)

Vulnerability from cvelistv5 – Published: 2021-11-23 21:37 – Updated: 2024-08-04 03:38

Title

OS Command Injection in debug_fcgi in D-Link DWR-932C E1 Firmware 1.0.0.4

Summary

OS Command Injection vulnerability in debug_fcgi of D-Link DWR-932C E1 firmware allows a remote attacker to perform command injection via a crafted HTTP request.

Severity

No CVSS data available.

CWE

CWE-78 - OS Command Injection

Assigner

GovTech CSG

References

1 reference

URL	Tags
https://supportannouncement.us.dlink.com/announce…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
D-Link	DWR-932C E1	Affected: 1.0.0.4 , ≤ 1.0.0.4 (custom)

Credits

Eugene Lim from Government Technology Agency of Singapore

Show details on NVD website

JSON

To clipboard

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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.