Vulnerability-Lookup

CNVD-2020-23485

Vulnerability from cnvd - Published: 2020-04-20

Title

多个供应商基于Broadcom cable modems缓冲区溢出漏洞

Description

Sagemcom F@st 5260、Sagemcom F@st 3890等是一款路由器。Technicolor TC7230 STEB是一款无线路由器。多个供应商基于Broadcom cable modems存在缓冲区溢出漏洞。远程攻击者可通过在受害者浏览器中运行的JavaScript在内核执行任意代码。

Severity

高

Formal description

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： https://www.technicolor.com/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2019-19494

Impacted products

Name
['Sagemcom F@st 3890 <50.10.21_T4', 'Sagemcom F@st 3890 <05.76.6.3f', 'Sagemcom F@st 3686 3.428.0', 'Sagemcom F@st 3686 4.83.0', 'NETGEAR C6250EMR 2.01.05', 'NETGEAR C6250EMR 2.01.03', 'NETGEAR CG3700EMR 2.01.05', 'NETGEAR CG3700EMR 2.01.03', 'Technicolor COMPAL 7486E 5.510.5.11', 'Technicolor COMPAL 7284E 5.510.5.11', 'Technicolor TC7230 STEB 01.25']

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-19494"
    }
  },
  "description": "Sagemcom F@st 5260\u3001Sagemcom F@st 3890\u7b49\u662f\u4e00\u6b3e\u8def\u7531\u5668\u3002Technicolor TC7230 STEB\u662f\u4e00\u6b3e\u65e0\u7ebf\u8def\u7531\u5668\u3002\n\n\u591a\u4e2a\u4f9b\u5e94\u5546\u57fa\u4e8eBroadcom cable modems\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u5728\u53d7\u5bb3\u8005\u6d4f\u89c8\u5668\u4e2d\u8fd0\u884c\u7684JavaScript\u5728\u5185\u6838\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a\r\nhttps://www.technicolor.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-23485",
  "openTime": "2020-04-20",
  "products": {
    "product": [
      "Sagemcom F@st 3890 \u003c50.10.21_T4",
      "Sagemcom F@st 3890 \u003c05.76.6.3f",
      "Sagemcom F@st 3686 3.428.0",
      "Sagemcom F@st 3686 4.83.0",
      "NETGEAR C6250EMR 2.01.05",
      "NETGEAR C6250EMR 2.01.03",
      "NETGEAR CG3700EMR 2.01.05",
      "NETGEAR CG3700EMR 2.01.03",
      "Technicolor COMPAL 7486E 5.510.5.11",
      "Technicolor COMPAL 7284E 5.510.5.11",
      "Technicolor TC7230 STEB 01.25"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-19494",
  "serverity": "\u9ad8",
  "submitTime": "2020-01-13",
  "title": "\u591a\u4e2a\u4f9b\u5e94\u5546\u57fa\u4e8eBroadcom cable modems\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2019-19494 (GCVE-0-2019-19494)

Vulnerability from cvelistv5 – Published: 2020-01-09 12:11 – Updated: 2024-08-05 02:16

Summary

Broadcom based cable modems across multiple vendors are vulnerable to a buffer overflow, which allows a remote attacker to execute arbitrary code at the kernel level via JavaScript run in a victim's browser. Examples of affected products include Sagemcom F@st 3890 prior to 50.10.21_T4, Sagemcom F@st 3890 prior to 05.76.6.3f, Sagemcom F@st 3686 3.428.0, Sagemcom F@st 3686 4.83.0, NETGEAR CG3700EMR 2.01.05, NETGEAR CG3700EMR 2.01.03, NETGEAR C6250EMR 2.01.05, NETGEAR C6250EMR 2.01.03, Technicolor TC7230 STEB 01.25, COMPAL 7284E 5.510.5.11, and COMPAL 7486E 5.510.5.11.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

4 references

URL	Tags
https://www.broadcom.com	x_refsource_MISC
https://cablehaunt.com	x_refsource_MISC
https://github.com/Lyrebirds/Fast8690-exploit	x_refsource_MISC
https://github.com/Lyrebirds/Cable-Haunt-Report/r…	x_refsource_MISC

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JSON

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          "dateUpdated": "2024-08-05T02:16:47.418Z",
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            "url": "https://www.broadcom.com"
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            ],
            "url": "https://cablehaunt.com"
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            ],
            "url": "https://github.com/Lyrebirds/Fast8690-exploit"
          },
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            ],
            "url": "https://github.com/Lyrebirds/Cable-Haunt-Report/releases/download/2.4/report.pdf"
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        ],
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        }
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        },
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          ],
          "url": "https://github.com/Lyrebirds/Cable-Haunt-Report/releases/download/2.4/report.pdf"
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      ],
      "x_legacyV4Record": {
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          "vendor": {
            "vendor_data": [
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    "state": "PUBLISHED"
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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.