Vulnerability-Lookup

CNVD-2021-38071

Vulnerability from cnvd - Published: 2021-05-24

Title

Zephyr内存破坏漏洞

Description

Zephyr是用于互联、资源受限的嵌入式设备的小型实时操作系统。 Zephyr 1.14.2、2.3.0版存在内存破坏漏洞。本地攻击者可通过发送畸形SPI响应利用该漏洞破坏主机MCU中的内核内存，从而能以内核权限执行代码。

Severity

低

Patch Name

Zephyr内存破坏漏洞的补丁

Patch Description

Zephyr是用于互联、资源受限的嵌入式设备的小型实时操作系统。 Zephyr 1.14.2、2.3.0版存在内存破坏漏洞。本地攻击者可通过发送畸形SPI响应利用该漏洞破坏主机MCU中的内核内存，从而能以内核权限执行代码。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

厂商已发布了漏洞修复程序，请及时关注更新： https://github.com/zephyrproject-rtos/zephyr/pull/26712；https://github.com/zephyrproject-rtos/zephyr/issues/33937

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-13600

Impacted products

Name
['Zephyr Zephyr ＞=1.14.2', 'Zephyr Zephyr 2.3.0']

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-13600",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-13600"
    }
  },
  "description": "Zephyr\u662f\u7528\u4e8e\u4e92\u8054\u3001\u8d44\u6e90\u53d7\u9650\u7684\u5d4c\u5165\u5f0f\u8bbe\u5907\u7684\u5c0f\u578b\u5b9e\u65f6\u64cd\u4f5c\u7cfb\u7edf\u3002\nZephyr 1.14.2\u30012.3.0\u7248\u5b58\u5728\u5185\u5b58\u7834\u574f\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u7578\u5f62SPI\u54cd\u5e94\u5229\u7528\u8be5\u6f0f\u6d1e\u7834\u574f\u4e3b\u673aMCU\u4e2d\u7684\u5185\u6838\u5185\u5b58\uff0c\u4ece\u800c\u80fd\u4ee5\u5185\u6838\u6743\u9650\u6267\u884c\u4ee3\u7801\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/zephyrproject-rtos/zephyr/pull/26712\uff1bhttps://github.com/zephyrproject-rtos/zephyr/issues/33937",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-38071",
  "openTime": "2021-05-24",
  "patchDescription": "Zephyr\u662f\u7528\u4e8e\u4e92\u8054\u3001\u8d44\u6e90\u53d7\u9650\u7684\u5d4c\u5165\u5f0f\u8bbe\u5907\u7684\u5c0f\u578b\u5b9e\u65f6\u64cd\u4f5c\u7cfb\u7edf\u3002\r\nZephyr 1.14.2\u30012.3.0\u7248\u5b58\u5728\u5185\u5b58\u7834\u574f\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u7578\u5f62SPI\u54cd\u5e94\u5229\u7528\u8be5\u6f0f\u6d1e\u7834\u574f\u4e3b\u673aMCU\u4e2d\u7684\u5185\u6838\u5185\u5b58\uff0c\u4ece\u800c\u80fd\u4ee5\u5185\u6838\u6743\u9650\u6267\u884c\u4ee3\u7801\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": "Zephyr\u5185\u5b58\u7834\u574f\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Zephyr Zephyr \uff1e=1.14.2",
      "Zephyr Zephyr 2.3.0"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-13600",
  "serverity": "\u4f4e",
  "submitTime": "2021-05-25",
  "title": "Zephyr\u5185\u5b58\u7834\u574f\u6f0f\u6d1e"
}

CVE-2020-13600 (GCVE-0-2020-13600)

Vulnerability from cvelistv5 – Published: 2021-05-24 21:40 – Updated: 2024-09-16 16:12

Title

Malformed SPI in response for eswifi can corrupt kernel memory

Summary

Malformed SPI in response for eswifi can corrupt kernel memory. Zephyr versions >= 1.14.2, >= 2.3.0 contain Heap-based Buffer Overflow (CWE-122). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-hx4p-j86p-2mhr

Severity

7 (High)


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

CWE

CWE-122 - Heap-based Buffer Overflow (CWE-122)

Assigner

zephyr

References

1 reference

URL	Tags
http://github.com/zephyrproject-rtos/zephyr/secur…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
zephyrproject-rtos	zephyr	Affected: 1.14.2 , < unspecified (custom) Affected: 2.3.0 , < unspecified (custom)

Date Public

2020-10-07 00:00

Show details on NVD website

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T12:25:16.152Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-hx4p-j86p-2mhr"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "zephyr",
          "vendor": "zephyrproject-rtos",
          "versions": [
            {
              "lessThan": "unspecified",
              "status": "affected",
              "version": "1.14.2",
              "versionType": "custom"
            },
            {
              "lessThan": "unspecified",
              "status": "affected",
              "version": "2.3.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2020-10-07T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
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        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "PHYSICAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
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          "descriptions": [
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      ],
      "providerMetadata": {
        "dateUpdated": "2021-05-24T21:40:27.000Z",
        "orgId": "e2e69745-5e70-4e92-8431-deb5529a81ad",
        "shortName": "zephyr"
      },
      "references": [
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        }
      ],
      "source": {
        "defect": [
          "https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-hx4p-j86p-2mhr"
        ]
      },
      "title": "Malformed SPI in response for eswifi can corrupt kernel memory",
      "x_legacyV4Record": {
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          "ASSIGNER": "vulnerabilities@zephyrproject.org",
          "DATE_PUBLIC": "2020-10-07T00:00:00.000Z",
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          "STATE": "PUBLIC",
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        },
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                          },
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            "environmentalScore": 7.1,
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            }
          ]
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          ]
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      }
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    "assignerOrgId": "e2e69745-5e70-4e92-8431-deb5529a81ad",
    "assignerShortName": "zephyr",
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    "datePublished": "2021-05-24T21:40:28.051Z",
    "dateReserved": "2020-05-26T00:00:00.000Z",
    "dateUpdated": "2024-09-16T16:12:39.920Z",
    "state": "PUBLISHED"
  },
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  "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.

Detection rules are retrieved from Rulezet.

Action not permitted

CNVD-2021-38071

CVE-2020-13600 (GCVE-0-2020-13600)

Tags

Sightings

Nomenclature