cnvd-2022-10034
Vulnerability from cnvd
Title
Insyde InsydeH2O内存损坏漏洞
Description
Insyde InsydeH2O是中国台湾系微（Insyde）公司的一个C语言源，它实现了新技术“EFI/UEFI”规范，旨在取代传统的BIOS（基本输入/输出系统）。 Insyde InsydeH2O存在内存损坏漏洞，该漏洞源于内核中某些SMM驱动程序未正确验证CommBuffer和CommBufferSize参数，从而导致调用程序损坏固件或操作系统内存，攻击者可利用该漏洞通过损坏系统造成拒绝服务。
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.insyde.com/security-pledge/SA-2021001

Reference
https://www.insyde.com/security-pledge/SA-2021001
Impacted products
Name
Insyde InsydeH2O 5.*
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-33626",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-33626"
    }
  },
  "description": "Insyde InsydeH2O\u662f\u4e2d\u56fd\u53f0\u6e7e\u7cfb\u5fae\uff08Insyde\uff09\u516c\u53f8\u7684\u4e00\u4e2aC\u8bed\u8a00\u6e90\uff0c\u5b83\u5b9e\u73b0\u4e86\u65b0\u6280\u672f\u201cEFI/UEFI\u201d\u89c4\u8303\uff0c\u65e8\u5728\u53d6\u4ee3\u4f20\u7edf\u7684BIOS\uff08\u57fa\u672c\u8f93\u5165/\u8f93\u51fa\u7cfb\u7edf\uff09\u3002\n\nInsyde InsydeH2O\u5b58\u5728\u5185\u5b58\u635f\u574f\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5185\u6838\u4e2d\u67d0\u4e9bSMM\u9a71\u52a8\u7a0b\u5e8f\u672a\u6b63\u786e\u9a8c\u8bc1CommBuffer\u548cCommBufferSize\u53c2\u6570\uff0c\u4ece\u800c\u5bfc\u81f4\u8c03\u7528\u7a0b\u5e8f\u635f\u574f\u56fa\u4ef6\u6216\u64cd\u4f5c\u7cfb\u7edf\u5185\u5b58\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u635f\u574f\u7cfb\u7edf\u9020\u6210\u62d2\u7edd\u670d\u52a1\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.insyde.com/security-pledge/SA-2021001",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-10034",
  "openTime": "2022-02-14",
  "products": {
    "product": "Insyde InsydeH2O 5.*"
  },
  "referenceLink": "https://www.insyde.com/security-pledge/SA-2021001",
  "serverity": "\u4e2d",
  "submitTime": "2021-10-08",
  "title": "Insyde InsydeH2O\u5185\u5b58\u635f\u574f\u6f0f\u6d1e"
}


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