Vulnerability-Lookup

CNVD-2023-08768

Vulnerability from cnvd - Published: 2023-02-14

Title

Dell BIOS信息泄露漏洞

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存在信息泄露漏洞，该漏洞源于应用程序对于敏感信息保护不足，本地经过身份验证的管理员攻击者可利用漏洞来访问系统上的敏感状态信息。

Severity

低

Patch Name

Dell BIOS信息泄露漏洞的补丁

Patch 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存在信息泄露漏洞，该漏洞源于应用程序对于敏感信息保护不足，本地经过身份验证的管理员攻击者可利用漏洞来访问系统上的敏感状态信息。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.dell.com/support/kbdoc/en-us/000202196/dsa-2022-144-dell-client-security-update-for-dell-client-bios

Reference

https://www.dell.com/support/kbdoc/000202196

Impacted products

Name
DELL Dell BIOS

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2022-31221",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2022-31221"
    }
  },
  "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\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5e94\u7528\u7a0b\u5e8f\u5bf9\u4e8e\u654f\u611f\u4fe1\u606f\u4fdd\u62a4\u4e0d\u8db3\uff0c\u672c\u5730\u7ecf\u8fc7\u8eab\u4efd\u9a8c\u8bc1\u7684\u7ba1\u7406\u5458\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u6765\u8bbf\u95ee\u7cfb\u7edf\u4e0a\u7684\u654f\u611f\u72b6\u6001\u4fe1\u606f\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.dell.com/support/kbdoc/en-us/000202196/dsa-2022-144-dell-client-security-update-for-dell-client-bios",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2023-08768",
  "openTime": "2023-02-14",
  "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\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5e94\u7528\u7a0b\u5e8f\u5bf9\u4e8e\u654f\u611f\u4fe1\u606f\u4fdd\u62a4\u4e0d\u8db3\uff0c\u672c\u5730\u7ecf\u8fc7\u8eab\u4efd\u9a8c\u8bc1\u7684\u7ba1\u7406\u5458\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u6765\u8bbf\u95ee\u7cfb\u7edf\u4e0a\u7684\u654f\u611f\u72b6\u6001\u4fe1\u606f\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\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "DELL Dell BIOS"
  },
  "referenceLink": "https://www.dell.com/support/kbdoc/000202196",
  "serverity": "\u4f4e",
  "submitTime": "2022-09-15",
  "title": "Dell BIOS\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e"
}

CVE-2022-31221 (GCVE-0-2022-31221)

Vulnerability from cvelistv5 – Published: 2022-09-12 18:35 – Updated: 2024-09-17 00:11

Summary

Dell BIOS versions contain an Information Exposure vulnerability. A local authenticated administrator user could potentially exploit this vulnerability in order access sensitive state information on the system.

Severity

2.3 (Low)


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

CWE

CWE-200 - Exposure of Sensitive Information to an Unauthorized Actor

Assigner

dell mitre root Scorecard

References

1 reference

URL	Tags
https://www.dell.com/support/kbdoc/000202196	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Dell	CPG BIOS	Affected: unspecified , < 21Q4 platforms (custom)

Date Public

2022-08-05 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T07:11:39.909Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.dell.com/support/kbdoc/000202196"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "CPG BIOS",
          "vendor": "Dell",
          "versions": [
            {
              "lessThan": "21Q4 platforms",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2022-08-05T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Dell BIOS versions contain an Information Exposure vulnerability. A local authenticated administrator user could potentially exploit this vulnerability in order access sensitive state information on the system."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 2.3,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-200",
              "description": "CWE-200: Exposure of Sensitive Information to an Unauthorized Actor",
              "lang": "en",
              "type": "CWE"
            }
          ]
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      ],
      "providerMetadata": {
        "dateUpdated": "2022-09-12T18:35:18.000Z",
        "orgId": "c550e75a-17ff-4988-97f0-544cde3820fe",
        "shortName": "dell"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.dell.com/support/kbdoc/000202196"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "secure@dell.com",
          "DATE_PUBLIC": "2022-08-05",
          "ID": "CVE-2022-31221",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "CPG BIOS",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "21Q4 platforms"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Dell"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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              "value": "Dell BIOS versions contain an Information Exposure vulnerability. A local authenticated administrator user could potentially exploit this vulnerability in order access sensitive state information on the system."
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            "baseSeverity": "Low",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N",
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                  "value": "CWE-200: Exposure of Sensitive Information to an Unauthorized Actor"
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        },
        "references": {
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            {
              "name": "https://www.dell.com/support/kbdoc/000202196",
              "refsource": "MISC",
              "url": "https://www.dell.com/support/kbdoc/000202196"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "c550e75a-17ff-4988-97f0-544cde3820fe",
    "assignerShortName": "dell",
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    "datePublished": "2022-09-12T18:35:18.411Z",
    "dateReserved": "2022-05-19T00:00:00.000Z",
    "dateUpdated": "2024-09-17T00:11:09.228Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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CNVD-2023-08768

CVE-2022-31221 (GCVE-0-2022-31221)

Tags

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Nomenclature

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