Vulnerability-Lookup

CNVD-2021-18378

Vulnerability from cnvd - Published: 2021-03-18

Title

FiberHome AN5506-04-FA信任管理问题漏洞

Description

FiberHome AN5506-04-FA是中国烽火（Fiberhome）公司的一款路由器。Fiber是一款使用Go语言编写的开源Web框架。 FiberHome AN5506-04-FA中存在信任管理问题漏洞，攻击者可利用该漏洞使用默认密码或者硬编码密码、硬编码证书等攻击受影响组件。

Severity

中

Patch Name

FiberHome AN5506-04-FA信任管理问题漏洞的补丁

Patch Description

FiberHome AN5506-04-FA是中国烽火（Fiberhome）公司的一款路由器。Fiber是一款使用Go语言编写的开源Web框架。 FiberHome AN5506-04-FA中存在信任管理问题漏洞，攻击者可利用该漏洞使用默认密码或者硬编码密码、硬编码证书等攻击受影响组件。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

厂商已提供漏洞修补方案，请关注厂商主页及时更新： https://pierrekim.github.io/blog/2021-01-12-fiberhome-ont-0day-vulnerabilities.html

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-27169

Impacted products

Name
Fiberhome AN5506-04-FA

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2021-27169",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-27169"
    }
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  "description": "FiberHome AN5506-04-FA\u662f\u4e2d\u56fd\u70fd\u706b\uff08Fiberhome\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u8def\u7531\u5668\u3002Fiber\u662f\u4e00\u6b3e\u4f7f\u7528Go\u8bed\u8a00\u7f16\u5199\u7684\u5f00\u6e90Web\u6846\u67b6\u3002\n\nFiberHome AN5506-04-FA\u4e2d\u5b58\u5728\u4fe1\u4efb\u7ba1\u7406\u95ee\u9898\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4f7f\u7528\u9ed8\u8ba4\u5bc6\u7801\u6216\u8005\u786c\u7f16\u7801\u5bc6\u7801\u3001\u786c\u7f16\u7801\u8bc1\u4e66\u7b49\u653b\u51fb\u53d7\u5f71\u54cd\u7ec4\u4ef6\u3002",
  "formalWay": "\u5382\u5546\u5df2\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u8865\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u53ca\u65f6\u66f4\u65b0\uff1a\r\nhttps://pierrekim.github.io/blog/2021-01-12-fiberhome-ont-0day-vulnerabilities.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-18378",
  "openTime": "2021-03-18",
  "patchDescription": "FiberHome AN5506-04-FA\u662f\u4e2d\u56fd\u70fd\u706b\uff08Fiberhome\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u8def\u7531\u5668\u3002Fiber\u662f\u4e00\u6b3e\u4f7f\u7528Go\u8bed\u8a00\u7f16\u5199\u7684\u5f00\u6e90Web\u6846\u67b6\u3002\r\n\r\nFiberHome AN5506-04-FA\u4e2d\u5b58\u5728\u4fe1\u4efb\u7ba1\u7406\u95ee\u9898\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4f7f\u7528\u9ed8\u8ba4\u5bc6\u7801\u6216\u8005\u786c\u7f16\u7801\u5bc6\u7801\u3001\u786c\u7f16\u7801\u8bc1\u4e66\u7b49\u653b\u51fb\u53d7\u5f71\u54cd\u7ec4\u4ef6\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": "FiberHome AN5506-04-FA\u4fe1\u4efb\u7ba1\u7406\u95ee\u9898\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Fiberhome AN5506-04-FA"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-27169",
  "serverity": "\u4e2d",
  "submitTime": "2021-02-24",
  "title": "FiberHome AN5506-04-FA\u4fe1\u4efb\u7ba1\u7406\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2021-27169 (GCVE-0-2021-27169)

Vulnerability from cvelistv5 – Published: 2021-02-10 18:35 – Updated: 2024-08-03 20:40

Summary

An issue was discovered on FiberHome AN5506-04-FA devices with firmware RP2631. There is a gepon password for the gepon account.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://pierrekim.github.io/blog/2021-01-12-fiber…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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              "x_transferred"
            ],
            "url": "https://pierrekim.github.io/blog/2021-01-12-fiberhome-ont-0day-vulnerabilities.html#telnet-linux-hardcoded-credentials"
          }
        ],
        "title": "CVE Program Container"
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    "cna": {
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      ],
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            "x_refsource_MISC"
          ],
          "url": "https://pierrekim.github.io/blog/2021-01-12-fiberhome-ont-0day-vulnerabilities.html#telnet-linux-hardcoded-credentials"
        }
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          "ID": "CVE-2021-27169",
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                      "product_name": "n/a",
                      "version": {
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                            "version_value": "n/a"
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    "dateReserved": "2021-02-10T00:00:00.000Z",
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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.