Vulnerability-Lookup

CNVD-2020-02830

Vulnerability from cnvd - Published: 2020-01-19

Title

Beckhoff TwinCAT拒绝服务漏洞

Description

Beckhoff TwinCAT是德国Beckhoff公司的一套由实时环境和在开发环境中执行控制程序的实时系统组成的软件系统。该系统主要用于PLC（可编程逻辑控制器）编程、诊断和系统配置等。 Beckhoff TwinCAT 2 Build 2304及之前版本和3.1 Build 4024.0及之前版本中存在安全漏洞。攻击者可通过发送畸形的UDP数据包利用该漏洞造成拒绝服务。

Severity

高

Patch Name

Beckhoff TwinCAT拒绝服务漏洞的补丁

Patch Description

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://download.beckhoff.com/download/Document/product-security/Advisories/advisory-2019-007.pdf

Reference

https://nvd.nist.gov/vuln/detail/CVE-2019-5637

Impacted products

Name
['Beckhoff Beckhoff TwinCAT <=2 Build 2304', 'Beckhoff Beckhoff TwinCAT <=3.1 Build 4024.0']

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-5637",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-5637"
    }
  },
  "description": "Beckhoff TwinCAT\u662f\u5fb7\u56fdBeckhoff\u516c\u53f8\u7684\u4e00\u5957\u7531\u5b9e\u65f6\u73af\u5883\u548c\u5728\u5f00\u53d1\u73af\u5883\u4e2d\u6267\u884c\u63a7\u5236\u7a0b\u5e8f\u7684\u5b9e\u65f6\u7cfb\u7edf\u7ec4\u6210\u7684\u8f6f\u4ef6\u7cfb\u7edf\u3002\u8be5\u7cfb\u7edf\u4e3b\u8981\u7528\u4e8ePLC\uff08\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668\uff09\u7f16\u7a0b\u3001\u8bca\u65ad\u548c\u7cfb\u7edf\u914d\u7f6e\u7b49\u3002\n\nBeckhoff TwinCAT 2 Build 2304\u53ca\u4e4b\u524d\u7248\u672c\u548c3.1 Build 4024.0\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u7578\u5f62\u7684UDP\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\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://download.beckhoff.com/download/Document/product-security/Advisories/advisory-2019-007.pdf",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-02830",
  "openTime": "2020-01-19",
  "patchDescription": "Beckhoff TwinCAT\u662f\u5fb7\u56fdBeckhoff\u516c\u53f8\u7684\u4e00\u5957\u7531\u5b9e\u65f6\u73af\u5883\u548c\u5728\u5f00\u53d1\u73af\u5883\u4e2d\u6267\u884c\u63a7\u5236\u7a0b\u5e8f\u7684\u5b9e\u65f6\u7cfb\u7edf\u7ec4\u6210\u7684\u8f6f\u4ef6\u7cfb\u7edf\u3002\u8be5\u7cfb\u7edf\u4e3b\u8981\u7528\u4e8ePLC\uff08\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668\uff09\u7f16\u7a0b\u3001\u8bca\u65ad\u548c\u7cfb\u7edf\u914d\u7f6e\u7b49\u3002\r\n\r\nBeckhoff TwinCAT 2 Build 2304\u53ca\u4e4b\u524d\u7248\u672c\u548c3.1 Build 4024.0\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u7578\u5f62\u7684UDP\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\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": "Beckhoff TwinCAT\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Beckhoff Beckhoff TwinCAT \u003c=2 Build 2304",
      "Beckhoff Beckhoff TwinCAT \u003c=3.1 Build 4024.0"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-5637",
  "serverity": "\u9ad8",
  "submitTime": "2019-11-22",
  "title": "Beckhoff TwinCAT\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2019-5637 (GCVE-0-2019-5637)

Vulnerability from cvelistv5 – Published: 2019-11-21 19:16 – Updated: 2024-09-17 01:35

Title

Beckhoff TwinCAT Profinet Driver Divide-by-Zero Denial of Service

Summary

When Beckhoff TwinCAT is configured to use the Profinet driver, a denial of service of the controller could be reached by sending a malformed UDP packet to the device. This issue affects TwinCAT 2 version 2304 (and prior) and TwinCAT 3.1 version 4204.0 (and prior).

Severity

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE

CWE-369 - Divide By Zero

Assigner

rapid7 mitre root

References

2 references

URL	Tags
https://blog.rapid7.com/2019/10/08/r7-2019-32-den…	x_refsource_MISC
https://download.beckhoff.com/download/Document/p…	x_refsource_CONFIRM

Impacted products

2 products

Vendor	Product	Version
Beckhoff	TwinCAT 2	Affected: 2304 , ≤ 2304 (custom)
Beckhoff	TwinCAT 3.1	Affected: 4204.0 , ≤ 4204.0 (custom)

Date Public

2019-10-08 00:00

Credits

This issue was discovered, and reported to Rapid7, by Andreas Galauner at Rapid7. It is being disclosed in accordance with Rapid7's vulnerability disclosure policy (https://www.rapid7.com/disclosure/).

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.