Vulnerability-Lookup

CNVD-2021-103407

Vulnerability from cnvd - Published: 2021-12-30

Title

Digi RealPort授权问题漏洞

Description

Digi RealPort是一种专有的 Serial-over-LAN 封装协议。它通过将 ICS 协议数据封装在基于 TCP 的协议中，为网络上任何地方的串行设备提供虚拟连接。 Digi RealPort 4.8.488.0之前版本存在授权问题漏洞，该漏洞源于软件的“加密”模式容易受到中间人攻击，而且未进行身份验证。目前没有详细漏洞细节提供。

Severity

中

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.digi.com/support/knowledge-base/what-is-realport

Reference

https://raw.githubusercontent.com/reidmefirst/vuln-disclosure/main/2021-02.txt

Impacted products

Name
Digi RealPort <=4.8.488.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-35979"
    }
  },
  "description": "Digi RealPort\u662f\u4e00\u79cd\u4e13\u6709\u7684 Serial-over-LAN \u5c01\u88c5\u534f\u8bae\u3002\u5b83\u901a\u8fc7\u5c06 ICS \u534f\u8bae\u6570\u636e\u5c01\u88c5\u5728\u57fa\u4e8e TCP \u7684\u534f\u8bae\u4e2d\uff0c\u4e3a\u7f51\u7edc\u4e0a\u4efb\u4f55\u5730\u65b9\u7684\u4e32\u884c\u8bbe\u5907\u63d0\u4f9b\u865a\u62df\u8fde\u63a5\u3002\n\nDigi RealPort 4.8.488.0\u4e4b\u524d\u7248\u672c\u5b58\u5728\u6388\u6743\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u8f6f\u4ef6\u7684\u201c\u52a0\u5bc6\u201d\u6a21\u5f0f\u5bb9\u6613\u53d7\u5230\u4e2d\u95f4\u4eba\u653b\u51fb\uff0c\u800c\u4e14\u672a\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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.digi.com/support/knowledge-base/what-is-realport",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-103407",
  "openTime": "2021-12-30",
  "products": {
    "product": "Digi RealPort \u003c=4.8.488.0"
  },
  "referenceLink": "https://raw.githubusercontent.com/reidmefirst/vuln-disclosure/main/2021-02.txt",
  "serverity": "\u4e2d",
  "submitTime": "2021-10-11",
  "title": "Digi RealPort\u6388\u6743\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2021-35979 (GCVE-0-2021-35979)

Vulnerability from cvelistv5 – Published: 2021-10-08 14:21 – Updated: 2024-08-04 00:47

Summary

An issue was discovered in Digi RealPort through 4.8.488.0. The 'encrypted' mode is vulnerable to man-in-the-middle attacks and does not perform authentication.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://raw.githubusercontent.com/reidmefirst/vul…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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  "cveMetadata": {
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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-2021-103407

CVE-2021-35979 (GCVE-0-2021-35979)

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