Vulnerability-Lookup

CNVD-2022-41786

Vulnerability from cnvd - Published: 2022-05-29

Title

Asus DSL-N14U-B1拒绝服务漏洞

Description

ASUS DSL-N14U-B1是中国华硕（ASUS）公司的一款路由器设备。 Asus DSL-N14U-B1 1.1.2.3_805版本存在拒绝服务漏洞。该漏洞源于未对输入的错误消息做正确的处理，远程攻击者可利用该漏洞使用nmap之类的工具执行TCP SYN扫描造成拒绝服务 (DoS)。

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.asus.com.cn/supportonly/DSL-N14U-B1/HelpDesk_Declaration/

Reference

https://github.com/kaisersource/kaisersource.github.io/blob/main/_posts/2021-01-22-dsl-n14u.md

Impacted products

Name
ASUS DSL-N14U-B1 1.1.2.3_805

Show details on source website

JSON

To clipboard

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      "cveNumber": "CVE-2021-3254",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-3254"
    }
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  "description": "ASUS DSL-N14U-B1\u662f\u4e2d\u56fd\u534e\u7855\uff08ASUS\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u8def\u7531\u5668\u8bbe\u5907\u3002\n\nAsus DSL-N14U-B1 1.1.2.3_805\u7248\u672c\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u672a\u5bf9\u8f93\u5165\u7684\u9519\u8bef\u6d88\u606f\u505a\u6b63\u786e\u7684\u5904\u7406\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4f7f\u7528nmap\u4e4b\u7c7b\u7684\u5de5\u5177\u6267\u884cTCP SYN\u626b\u63cf\u9020\u6210\u62d2\u7edd\u670d\u52a1 (DoS)\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.asus.com.cn/supportonly/DSL-N14U-B1/HelpDesk_Declaration/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-41786",
  "openTime": "2022-05-29",
  "products": {
    "product": "ASUS DSL-N14U-B1 1.1.2.3_805"
  },
  "referenceLink": "https://github.com/kaisersource/kaisersource.github.io/blob/main/_posts/2021-01-22-dsl-n14u.md",
  "serverity": "\u9ad8",
  "submitTime": "2022-05-13",
  "title": "Asus DSL-N14U-B1\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2021-3254 (GCVE-0-2021-3254)

Vulnerability from cvelistv5 – Published: 2022-05-11 11:55 – Updated: 2024-08-03 16:53

Summary

Asus DSL-N14U-B1 1.1.2.3_805 allows remote attackers to cause a Denial of Service (DoS) via a TCP SYN scan using nmap.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

2 references

URL	Tags
https://kaisersource.github.io/dsl-n14u-syn	x_refsource_MISC
https://github.com/kaisersource/kaisersource.gith…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

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Confirmed: The vulnerability has been validated from an analyst's perspective.
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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.

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.
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CNVD-2022-41786

CVE-2021-3254 (GCVE-0-2021-3254)

Tags

Sightings

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Related by attack behaviour