Vulnerability-Lookup

CNVD-2021-95624

Vulnerability from cnvd - Published: 2021-12-09

Title

Zephyr存在未明漏洞（CNVD-2021-95624）

Description

Zephyr是一套开源的小型的可缩放的实时操作系统。 Zephyr存在安全漏洞，该漏洞源于当设置与littlefs结合使用时，可使用MCUmgr从设备中提取所有与安全相关的信息。目前没有详细漏洞细节提供。

Severity

低

Patch Name

Zephyr存在未明漏洞（CNVD-2021-95624）的补丁

Patch Description

Zephyr是一套开源的小型的可缩放的实时操作系统。 Zephyr存在安全漏洞，该漏洞源于当设置与littlefs结合使用时，可使用MCUmgr从设备中提取所有与安全相关的信息。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

厂商已发布了漏洞修复程序，请及时关注更新： http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5qhg-j6wc-4f6q

Reference

http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5qhg-j6wc-4f6q

Impacted products

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

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-13599",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-13599"
    }
  },
  "description": "Zephyr\u662f\u4e00\u5957\u5f00\u6e90\u7684\u5c0f\u578b\u7684\u53ef\u7f29\u653e\u7684\u5b9e\u65f6\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nZephyr\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5f53\u8bbe\u7f6e\u4e0elittlefs\u7ed3\u5408\u4f7f\u7528\u65f6\uff0c\u53ef\u4f7f\u7528MCUmgr\u4ece\u8bbe\u5907\u4e2d\u63d0\u53d6\u6240\u6709\u4e0e\u5b89\u5168\u76f8\u5173\u7684\u4fe1\u606f\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttp://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5qhg-j6wc-4f6q",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-95624",
  "openTime": "2021-12-09",
  "patchDescription": "Zephyr\u662f\u4e00\u5957\u5f00\u6e90\u7684\u5c0f\u578b\u7684\u53ef\u7f29\u653e\u7684\u5b9e\u65f6\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nZephyr\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5f53\u8bbe\u7f6e\u4e0elittlefs\u7ed3\u5408\u4f7f\u7528\u65f6\uff0c\u53ef\u4f7f\u7528MCUmgr\u4ece\u8bbe\u5907\u4e2d\u63d0\u53d6\u6240\u6709\u4e0e\u5b89\u5168\u76f8\u5173\u7684\u4fe1\u606f\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": "Zephyr\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-95624\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Zephyr Zephyr \uff1e=1.14.2",
      "Zephyr Zephyr \uff1e=2.3.0"
    ]
  },
  "referenceLink": "http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5qhg-j6wc-4f6q",
  "serverity": "\u4f4e",
  "submitTime": "2021-05-26",
  "title": "Zephyr\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-95624\uff09"
}

CVE-2020-13599 (GCVE-0-2020-13599)

Vulnerability from cvelistv5 – Published: 2021-05-24 21:40 – Updated: 2024-09-17 00:01

Title

Security problem with settings and littlefs

Summary

Security problem with settings and littlefs. Zephyr versions >= 1.14.2, >= 2.3.0 contain Incorrect Default Permissions (CWE-276). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5qhg-j6wc-4f6q

Severity

3.3 (Low)


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

CWE

CWE-276 - Incorrect Default Permissions (CWE-276)

Assigner

zephyr

References

2 references

URL	Tags
http://github.com/zephyrproject-rtos/zephyr/secur…	x_refsource_MISC
https://www.talosintelligence.com/vulnerability_r…	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

2020-06-25 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T12:25:15.886Z",
          "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-5qhg-j6wc-4f6q"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1199"
          }
        ],
        "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": "2020-06-25T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Security problem with settings and littlefs. Zephyr versions \u003e= 1.14.2, \u003e= 2.3.0 contain Incorrect Default Permissions (CWE-276). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5qhg-j6wc-4f6q"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 3.3,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-276",
              "description": "Incorrect Default Permissions (CWE-276)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-08-05T20:06:09.000Z",
        "orgId": "e2e69745-5e70-4e92-8431-deb5529a81ad",
        "shortName": "zephyr"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5qhg-j6wc-4f6q"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1199"
        }
      ],
      "source": {
        "defect": [
          "https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5qhg-j6wc-4f6q"
        ]
      },
      "title": "Security problem with settings and littlefs",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "vulnerabilities@zephyrproject.org",
          "DATE_PUBLIC": "2020-06-25T00:00:00.000Z",
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          "STATE": "PUBLIC",
          "TITLE": "Security problem with settings and littlefs"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "zephyr",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003e=",
                            "version_value": "1.14.2"
                          },
                          {
                            "version_affected": "\u003e=",
                            "version_value": "2.3.0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "zephyrproject-rtos"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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            }
          ]
        },
        "impact": {
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            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
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            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "environmentalScore": 3.3,
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "temporalScore": 3.3,
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N",
            "version": "3.1"
          }
        },
        "problemtype": {
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                  "value": "Incorrect Default Permissions (CWE-276)"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5qhg-j6wc-4f6q",
              "refsource": "MISC",
              "url": "http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5qhg-j6wc-4f6q"
            },
            {
              "name": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1199",
              "refsource": "MISC",
              "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1199"
            }
          ]
        },
        "source": {
          "defect": [
            "https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5qhg-j6wc-4f6q"
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "e2e69745-5e70-4e92-8431-deb5529a81ad",
    "assignerShortName": "zephyr",
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    "datePublished": "2021-05-24T21:40:27.423Z",
    "dateReserved": "2020-05-26T00:00:00.000Z",
    "dateUpdated": "2024-09-17T00:01:53.906Z",
    "state": "PUBLISHED"
  },
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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.

Detection rules are retrieved from Rulezet.

Action not permitted

CNVD-2021-95624

CVE-2020-13599 (GCVE-0-2020-13599)

Tags

Sightings

Nomenclature