cnvd-2021-40516
Vulnerability from cnvd
Title
STMicroelectronics STM32L4访问控制错误漏洞
Description
STMicroelectronics STM32L4是意大利和法国STMicroelectronics公司的一系列超低功耗微控制器。 STMicroelectronics STM32L4 存在访问控制错误漏洞，该漏洞源于flash读出保护可以从RDP级别2降低到级别1，方法是在启动阶段注入一个错误。目前没有详细漏洞细节提供。
Severity
中
Patch Name
STMicroelectronics STM32L4访问控制错误漏洞的补丁
Patch Description
STMicroelectronics STM32L4是意大利和法国STMicroelectronics公司的一系列超低功耗微控制器。 STMicroelectronics STM32L4 存在访问控制错误漏洞，该漏洞源于flash读出保护可以从RDP级别2降低到级别1，方法是在启动阶段注入一个错误。目前没有详细漏洞细节提供。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，补丁获取链接： https://www.aisec.fraunhofer.de/en/FirmwareProtection.html

Reference
https://www.aisec.fraunhofer.de/en/FirmwareProtection.html
Impacted products
Name
STMicroelectronics STMicroelectronics STM32L4
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-27212",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-27212"
    }
  },
  "description": "STMicroelectronics STM32L4\u662f\u610f\u5927\u5229\u548c\u6cd5\u56fdSTMicroelectronics\u516c\u53f8\u7684\u4e00\u7cfb\u5217\u8d85\u4f4e\u529f\u8017\u5fae\u63a7\u5236\u5668\u3002\n\nSTMicroelectronics STM32L4 \u5b58\u5728\u8bbf\u95ee\u63a7\u5236\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eflash\u8bfb\u51fa\u4fdd\u62a4\u53ef\u4ee5\u4eceRDP\u7ea7\u522b2\u964d\u4f4e\u5230\u7ea7\u522b1\uff0c\u65b9\u6cd5\u662f\u5728\u542f\u52a8\u9636\u6bb5\u6ce8\u5165\u4e00\u4e2a\u9519\u8bef\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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://www.aisec.fraunhofer.de/en/FirmwareProtection.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-40516",
  "openTime": "2021-06-09",
  "patchDescription": "STMicroelectronics STM32L4\u662f\u610f\u5927\u5229\u548c\u6cd5\u56fdSTMicroelectronics\u516c\u53f8\u7684\u4e00\u7cfb\u5217\u8d85\u4f4e\u529f\u8017\u5fae\u63a7\u5236\u5668\u3002\r\n\r\nSTMicroelectronics STM32L4 \u5b58\u5728\u8bbf\u95ee\u63a7\u5236\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eflash\u8bfb\u51fa\u4fdd\u62a4\u53ef\u4ee5\u4eceRDP\u7ea7\u522b2\u964d\u4f4e\u5230\u7ea7\u522b1\uff0c\u65b9\u6cd5\u662f\u5728\u542f\u52a8\u9636\u6bb5\u6ce8\u5165\u4e00\u4e2a\u9519\u8bef\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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": "STMicroelectronics STM32L4\u8bbf\u95ee\u63a7\u5236\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "STMicroelectronics STMicroelectronics STM32L4"
  },
  "referenceLink": "https://www.aisec.fraunhofer.de/en/FirmwareProtection.html",
  "serverity": "\u4e2d",
  "submitTime": "2021-05-31",
  "title": "STMicroelectronics STM32L4\u8bbf\u95ee\u63a7\u5236\u9519\u8bef\u6f0f\u6d1e"
}


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