cnvd - cnvd-2021-50095

cnvd-2021-50095

Vulnerability from cnvd

Title: Allen Bradley Micrologix 1100输入验证错误漏洞

Description:

Allen Bradley Micrologix 1100是荷兰Allen Bradley公司的一款用于工业环境的可编程控制器。该设备之支持以太网连接访问，监视和编程支持在线编辑、提供嵌入式Web服务器来支持通过网页控制设备，同时支持可以通过嵌入式LCD屏幕监视和修改控制器数据。

MicroLogix 1100 存在输入验证错误漏洞，该漏洞源于该产品不正确的输入验证。攻击者可利用该漏洞导致控制器在控制器故障时发生故障切换到运行模式。

Severity: 中

Patch Name: Allen Bradley Micrologix 1100输入验证错误漏洞的补丁

Patch Description:

MicroLogix 1100 存在输入验证错误漏洞，该漏洞源于该产品不正确的输入验证。攻击者可利用该漏洞导致控制器在控制器故障时发生故障切换到运行模式。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:

目前厂商已发布升级补丁以修复漏洞，详情请关注厂商主页： https://www.auscert.org.au/bulletins/ESB-2021.2345

Impacted products

Name
Allen Bradley Micrologix 1100

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2021-33012"
    }
  },
  "description": "Allen Bradley Micrologix 1100\u662f\u8377\u5170Allen Bradley\u516c\u53f8\u7684\u4e00\u6b3e\u7528\u4e8e\u5de5\u4e1a\u73af\u5883\u7684\u53ef\u7f16\u7a0b\u63a7\u5236\u5668\u3002\u8be5\u8bbe\u5907\u4e4b\u652f\u6301\u4ee5\u592a\u7f51\u8fde\u63a5\u8bbf\u95ee\uff0c\u76d1\u89c6\u548c\u7f16\u7a0b\u652f\u6301\u5728\u7ebf\u7f16\u8f91\u3001\u63d0\u4f9b\u5d4c\u5165\u5f0fWeb\u670d\u52a1\u5668\u6765\u652f\u6301\u901a\u8fc7\u7f51\u9875\u63a7\u5236\u8bbe\u5907\uff0c\u540c\u65f6\u652f\u6301\u53ef\u4ee5\u901a\u8fc7\u5d4c\u5165\u5f0fLCD\u5c4f\u5e55\u76d1\u89c6\u548c\u4fee\u6539\u63a7\u5236\u5668\u6570\u636e\u3002\n\nMicroLogix 1100 \u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u8be5\u4ea7\u54c1\u4e0d\u6b63\u786e\u7684\u8f93\u5165\u9a8c\u8bc1\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u63a7\u5236\u5668\u5728\u63a7\u5236\u5668\u6545\u969c\u65f6\u53d1\u751f\u6545\u969c\u5207\u6362\u5230\u8fd0\u884c\u6a21\u5f0f\u3002",
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  "number": "CNVD-2021-50095",
  "openTime": "2021-07-13",
  "patchDescription": "Allen Bradley Micrologix 1100\u662f\u8377\u5170Allen Bradley\u516c\u53f8\u7684\u4e00\u6b3e\u7528\u4e8e\u5de5\u4e1a\u73af\u5883\u7684\u53ef\u7f16\u7a0b\u63a7\u5236\u5668\u3002\u8be5\u8bbe\u5907\u4e4b\u652f\u6301\u4ee5\u592a\u7f51\u8fde\u63a5\u8bbf\u95ee\uff0c\u76d1\u89c6\u548c\u7f16\u7a0b\u652f\u6301\u5728\u7ebf\u7f16\u8f91\u3001\u63d0\u4f9b\u5d4c\u5165\u5f0fWeb\u670d\u52a1\u5668\u6765\u652f\u6301\u901a\u8fc7\u7f51\u9875\u63a7\u5236\u8bbe\u5907\uff0c\u540c\u65f6\u652f\u6301\u53ef\u4ee5\u901a\u8fc7\u5d4c\u5165\u5f0fLCD\u5c4f\u5e55\u76d1\u89c6\u548c\u4fee\u6539\u63a7\u5236\u5668\u6570\u636e\u3002\r\n\r\nMicroLogix 1100 \u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u8be5\u4ea7\u54c1\u4e0d\u6b63\u786e\u7684\u8f93\u5165\u9a8c\u8bc1\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u63a7\u5236\u5668\u5728\u63a7\u5236\u5668\u6545\u969c\u65f6\u53d1\u751f\u6545\u969c\u5207\u6362\u5230\u8fd0\u884c\u6a21\u5f0f\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",
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  "products": {
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  "serverity": "\u4e2d",
  "submitTime": "2021-07-09",
  "title": "Allen Bradley Micrologix 1100\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2021-33012 (GCVE-0-2021-33012)

Vulnerability from cvelistv5

Published

2021-07-09 14:03

Modified

2024-08-03 23:42

Severity ?

CWE

CWE-20 - IMPROPER INPUT VALIDATION

Summary

Rockwell Automation MicroLogix 1100, all versions, allows a remote, unauthenticated attacker sending specially crafted commands to cause the PLC to fault when the controller is switched to RUN mode, which results in a denial-of-service condition. If successfully exploited, this vulnerability will cause the controller to fault whenever the controller is switched to RUN mode.

References

▼	URL	Tags
	https://us-cert.cisa.gov/ics/advisories/icsa-21-189-01	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	Rockwell Automation MicroLogix 1100	Version: All Versions

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-03T23:42:19.616Z",
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              "x_transferred"
            ],
            "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-189-01"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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        {
          "product": "Rockwell Automation MicroLogix 1100",
          "vendor": "n/a",
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        }
      ],
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      },
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            "x_refsource_MISC"
          ],
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        }
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      "x_legacyV4Record": {
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        },
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        },
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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