Vulnerability-Lookup

CNVD-2023-14507

Vulnerability from cnvd - Published: 2023-03-06

Title

Dell BIOS输入验证错误漏洞（CNVD-2023-14507）

Description

Dell BIOS是美国戴尔（Dell）公司的一个计算机主板上小型内存芯片上的嵌入式软件。 Dell BIOS存在输入验证错误漏洞。经过身份验证的本地恶意用户可能会通过使用SMI在SMRAM中执行任意代码。远程攻击者可利用该漏洞通过发送恶意的HTTP或HTTPS请求以root用户权限执行任意的shell命令。

Severity

中

Patch Name

Dell BIOS输入验证错误漏洞（CNVD-2023-14507）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://www.dell.com/support/kbdoc/000204686

Reference

https://nvd.nist.gov/vuln/detail/CVE-2022-34460

Impacted products

Name
Dell BIOS

Show details on source website

JSON

To clipboard

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2022-34460",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2022-34460"
    }
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  "description": "Dell BIOS\u662f\u7f8e\u56fd\u6234\u5c14\uff08Dell\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u8ba1\u7b97\u673a\u4e3b\u677f\u4e0a\u5c0f\u578b\u5185\u5b58\u82af\u7247\u4e0a\u7684\u5d4c\u5165\u5f0f\u8f6f\u4ef6\u3002\n\nDell BIOS\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\u3002\u7ecf\u8fc7\u8eab\u4efd\u9a8c\u8bc1\u7684\u672c\u5730\u6076\u610f\u7528\u6237\u53ef\u80fd\u4f1a\u901a\u8fc7\u4f7f\u7528SMI\u5728SMRAM\u4e2d\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u53d1\u9001\u6076\u610f\u7684HTTP\u6216HTTPS\u8bf7\u6c42\u4ee5root\u7528\u6237\u6743\u9650\u6267\u884c\u4efb\u610f\u7684shell\u547d\u4ee4\u3002",
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2023-14507",
  "openTime": "2023-03-06",
  "patchDescription": "Dell BIOS\u662f\u7f8e\u56fd\u6234\u5c14\uff08Dell\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u8ba1\u7b97\u673a\u4e3b\u677f\u4e0a\u5c0f\u578b\u5185\u5b58\u82af\u7247\u4e0a\u7684\u5d4c\u5165\u5f0f\u8f6f\u4ef6\u3002\r\n\r\nDell BIOS\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\u3002\u7ecf\u8fc7\u8eab\u4efd\u9a8c\u8bc1\u7684\u672c\u5730\u6076\u610f\u7528\u6237\u53ef\u80fd\u4f1a\u901a\u8fc7\u4f7f\u7528SMI\u5728SMRAM\u4e2d\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u53d1\u9001\u6076\u610f\u7684HTTP\u6216HTTPS\u8bf7\u6c42\u4ee5root\u7528\u6237\u6743\u9650\u6267\u884c\u4efb\u610f\u7684shell\u547d\u4ee4\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": "Dell BIOS\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2023-14507\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Dell BIOS"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2022-34460",
  "serverity": "\u4e2d",
  "submitTime": "2023-02-21",
  "title": "Dell BIOS\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2023-14507\uff09"
}

CVE-2022-34460 (GCVE-0-2022-34460)

Vulnerability from cvelistv5 – Published: 2023-01-18 05:25 – Updated: 2025-04-03 19:38

Summary

Prior Dell BIOS versions contain an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.

Severity

7.5 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-04-02 16:23 UTC

CWE

CWE-20 - Improper Input Validation

Assigner

dell CNA under the mitre root

CNA scorecard C 70/100 over 448 records in the last 180 days details

References

1 reference

URL	Tags
https://www.dell.com/support/kbdoc/000204686	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Dell	BIOS	Affected: 0 , ≤ 2.17.0 (custom)

Date Public

2022-10-27 16:00

Show details on NVD website

JSON

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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.

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