cnvd - cnvd-2022-88272

cnvd-2022-88272

Vulnerability from cnvd

Title: Insyde InsydeH2O权限提升漏洞

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存在权限提升漏洞，该漏洞源于其FvbServicesRuntimeDxe驱动程序出现SMM内存损坏问题，攻击者可利用漏洞将固定或可预测的数据写入SMRAM，导致权限升级到SMM。

Severity: 中

Patch Name: Insyde InsydeH2O权限提升漏洞的补丁

Patch 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存在权限提升漏洞，该漏洞源于其FvbServicesRuntimeDxe驱动程序出现SMM内存损坏问题，攻击者可利用漏洞将固定或可预测的数据写入SMRAM，导致权限升级到SMM。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.insyde.com/security-pledge/SA-2022035

Reference: https://www.insyde.com/security-pledge/SA-2022035

Impacted products

Name
['Insyde InsydeH2O >=5.0，<05.09.37', 'Insyde InsydeH2O >=5.1，<05.17.37', 'Insyde InsydeH2O >=5.2，<05.27.29', 'Insyde InsydeH2O >=5.3，<05.36.29', 'Insyde InsydeH2O >=5.4，<05.44.29', 'Insyde InsydeH2O >=5.5，<05.52.29']

Show details on source website

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2022-35893",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2022-35893"
    }
  },
  "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\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5176FvbServicesRuntimeDxe\u9a71\u52a8\u7a0b\u5e8f\u51fa\u73b0SMM\u5185\u5b58\u635f\u574f\u95ee\u9898\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5c06\u56fa\u5b9a\u6216\u53ef\u9884\u6d4b\u7684\u6570\u636e\u5199\u5165SMRAM\uff0c\u5bfc\u81f4\u6743\u9650\u5347\u7ea7\u5230SMM\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.insyde.com/security-pledge/SA-2022035",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-88272",
  "openTime": "2022-12-16",
  "patchDescription": "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\r\n\r\nInsyde InsydeH2O\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5176FvbServicesRuntimeDxe\u9a71\u52a8\u7a0b\u5e8f\u51fa\u73b0SMM\u5185\u5b58\u635f\u574f\u95ee\u9898\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5c06\u56fa\u5b9a\u6216\u53ef\u9884\u6d4b\u7684\u6570\u636e\u5199\u5165SMRAM\uff0c\u5bfc\u81f4\u6743\u9650\u5347\u7ea7\u5230SMM\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": "Insyde InsydeH2O\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Insyde InsydeH2O \u003e=5.0\uff0c\u003c05.09.37",
      "Insyde InsydeH2O \u003e=5.1\uff0c\u003c05.17.37",
      "Insyde InsydeH2O \u003e=5.2\uff0c\u003c05.27.29",
      "Insyde InsydeH2O \u003e=5.3\uff0c\u003c05.36.29",
      "Insyde InsydeH2O \u003e=5.4\uff0c\u003c05.44.29",
      "Insyde InsydeH2O \u003e=5.5\uff0c\u003c05.52.29"
    ]
  },
  "referenceLink": "https://www.insyde.com/security-pledge/SA-2022035",
  "serverity": "\u4e2d",
  "submitTime": "2022-09-28",
  "title": "Insyde InsydeH2O\u6743\u9650\u63d0\u5347\u6f0f\u6d1e"
}

CVE-2022-35893 (GCVE-0-2022-35893)

Vulnerability from cvelistv5

Published

2022-09-23 18:01

Modified

2025-05-05 16:14

Severity ?

8.2 (High) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

CWE

Summary

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An SMM memory corruption vulnerability in the FvbServicesRuntimeDxe driver allows an attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.

References

▼	URL	Tags
	https://www.insyde.com/security-pledge	x_refsource_MISC
	https://www.insyde.com/security-pledge/SA-2022035	x_refsource_MISC
	https://binarly.io/advisories/BRLY-2022-026/index.html	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

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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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