cnvd - cnvd-2021-18392

cnvd-2021-18392

Vulnerability from cnvd

Title: Das U-Boot存在未明漏洞（CNVD-2021-18392）

Description:

Das U-Boot是一款主要用于嵌入式系统的开机加载程序。该程序支持PPC、ARM、AVR32、MIPS、x86、68k、Nios与MicroBlaze等多种不同的计算机系统结构。

Das U-Boot 2021.04-rc2之前版本存在安全漏洞，该漏洞源于引导加载程序错误地处理了单元地址的使用。目前没有详细漏洞细节提供。

Severity: 中

Patch Name: Das U-Boot存在未明漏洞（CNVD-2021-18392）的补丁

Patch Description:

Das U-Boot是一款主要用于嵌入式系统的开机加载程序。该程序支持PPC、ARM、AVR32、MIPS、x86、68k、Nios与MicroBlaze等多种不同的计算机系统结构。

Das U-Boot 2021.04-rc2之前版本存在安全漏洞，该漏洞源于引导加载程序错误地处理了单元地址的使用。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://github.com/u-boot/u-boot/commit/b6f4c757959f8850e1299a77c8e5713da78e8ec0

Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-27138

Impacted products

Name
DENX Software Engineering Das U-Boot <2021.04-rc2

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-27138",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-27138"
    }
  },
  "description": "Das U-Boot\u662f\u4e00\u6b3e\u4e3b\u8981\u7528\u4e8e\u5d4c\u5165\u5f0f\u7cfb\u7edf\u7684\u5f00\u673a\u52a0\u8f7d\u7a0b\u5e8f\u3002\u8be5\u7a0b\u5e8f\u652f\u6301PPC\u3001ARM\u3001AVR32\u3001MIPS\u3001x86\u300168k\u3001Nios\u4e0eMicroBlaze\u7b49\u591a\u79cd\u4e0d\u540c\u7684\u8ba1\u7b97\u673a\u7cfb\u7edf\u7ed3\u6784\u3002\n\nDas U-Boot 2021.04-rc2\u4e4b\u524d\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5f15\u5bfc\u52a0\u8f7d\u7a0b\u5e8f\u9519\u8bef\u5730\u5904\u7406\u4e86\u5355\u5143\u5730\u5740\u7684\u4f7f\u7528\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://github.com/u-boot/u-boot/commit/b6f4c757959f8850e1299a77c8e5713da78e8ec0",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-18392",
  "openTime": "2021-03-18",
  "patchDescription": "Das U-Boot\u662f\u4e00\u6b3e\u4e3b\u8981\u7528\u4e8e\u5d4c\u5165\u5f0f\u7cfb\u7edf\u7684\u5f00\u673a\u52a0\u8f7d\u7a0b\u5e8f\u3002\u8be5\u7a0b\u5e8f\u652f\u6301PPC\u3001ARM\u3001AVR32\u3001MIPS\u3001x86\u300168k\u3001Nios\u4e0eMicroBlaze\u7b49\u591a\u79cd\u4e0d\u540c\u7684\u8ba1\u7b97\u673a\u7cfb\u7edf\u7ed3\u6784\u3002\r\n\r\nDas U-Boot 2021.04-rc2\u4e4b\u524d\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5f15\u5bfc\u52a0\u8f7d\u7a0b\u5e8f\u9519\u8bef\u5730\u5904\u7406\u4e86\u5355\u5143\u5730\u5740\u7684\u4f7f\u7528\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": "Das U-Boot\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-18392\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "DENX Software Engineering Das U-Boot \u003c2021.04-rc2"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-27138",
  "serverity": "\u4e2d",
  "submitTime": "2021-03-17",
  "title": "Das U-Boot\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-18392\uff09"
}

CVE-2021-27138 (GCVE-0-2021-27138)

Vulnerability from cvelistv5

Published

2021-02-17 22:36

Modified

2024-08-03 20:40

Severity ?

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

CWE

Summary

The boot loader in Das U-Boot before 2021.04-rc2 mishandles use of unit addresses in a FIT.

References

▼	URL	Tags
	https://github.com/u-boot/u-boot/commit/b6f4c757959f8850e1299a77c8e5713da78e8ec0	x_refsource_MISC
	https://github.com/u-boot/u-boot/commit/3f04db891a353f4b127ed57279279f851c6b4917	x_refsource_MISC
	https://github.com/u-boot/u-boot/commit/79af75f7776fc20b0d7eb6afe1e27c00fdb4b9b4	x_refsource_MISC

Impacted products

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

Show details on NVD website

JSON

To clipboard

{
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          "dateUpdated": "2024-08-03T20:40:47.359Z",
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              "x_transferred"
            ],
            "url": "https://github.com/u-boot/u-boot/commit/b6f4c757959f8850e1299a77c8e5713da78e8ec0"
          },
          {
            "tags": [
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              "x_transferred"
            ],
            "url": "https://github.com/u-boot/u-boot/commit/3f04db891a353f4b127ed57279279f851c6b4917"
          },
          {
            "tags": [
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            ],
            "url": "https://github.com/u-boot/u-boot/commit/79af75f7776fc20b0d7eb6afe1e27c00fdb4b9b4"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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          "product": "n/a",
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        }
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      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
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            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AC:L/AV:L/A:H/C:H/I:H/PR:N/S:U/UI:R",
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          }
        }
      ],
      "problemTypes": [
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      "providerMetadata": {
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        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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        },
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          ],
          "url": "https://github.com/u-boot/u-boot/commit/3f04db891a353f4b127ed57279279f851c6b4917"
        },
        {
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          ],
          "url": "https://github.com/u-boot/u-boot/commit/79af75f7776fc20b0d7eb6afe1e27c00fdb4b9b4"
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      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-27138",
          "STATE": "PUBLIC"
        },
        "affects": {
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            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
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  "cveMetadata": {
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    "assignerShortName": "mitre",
    "cveId": "CVE-2021-27138",
    "datePublished": "2021-02-17T22:36:52",
    "dateReserved": "2021-02-10T00:00:00",
    "dateUpdated": "2024-08-03T20:40:47.359Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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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