CVE-2020-10023 (GCVE-0-2020-10023)

Vulnerability from cvelistv5 – Published: 2020-05-11 22:26 – Updated: 2024-09-16 18:03
VLAI
Title
Shell Subsystem Contains a Buffer Overflow Vulnerability In shell_spaces_trim
Summary
The shell subsystem contains a buffer overflow, whereby an adversary with physical access to the device is able to cause a memory corruption, resulting in denial of service or possibly code execution within the Zephyr kernel. See NCC-NCC-019 This issue affects: zephyrproject-rtos zephyr version 1.14.0 and later versions. version 2.1.0 and later versions.
Severity
6.9 (Medium)
CVSS:3.1/AV:P/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H
CWE
Assigner
References
Impacted products
Vendor Product Version
zephyrproject-rtos zephyr Affected: 1.14.0 , < unspecified (custom)
Affected: 2.1.0 , < unspecified (custom)
Create a notification for this product.
Date Public
2020-05-01 00:00
Credits
NCC Group for report
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T10:50:57.782Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-29"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/zephyrproject-rtos/zephyr/pull/23304"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/zephyrproject-rtos/zephyr/pull/23646"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/zephyrproject-rtos/zephyr/pull/23649"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10023"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "zephyr",
          "vendor": "zephyrproject-rtos",
          "versions": [
            {
              "lessThan": "unspecified",
              "status": "affected",
              "version": "1.14.0",
              "versionType": "custom"
            },
            {
              "lessThan": "unspecified",
              "status": "affected",
              "version": "2.1.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "NCC Group for report"
        }
      ],
      "datePublic": "2020-05-01T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "The shell subsystem contains a buffer overflow, whereby an adversary with physical access to the device is able to cause a memory corruption, resulting in denial of service or possibly code execution within the Zephyr kernel. See NCC-NCC-019 This issue affects: zephyrproject-rtos zephyr version 1.14.0 and later versions. version 2.1.0 and later versions."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "PHYSICAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:P/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-120",
              "description": "CWE-120 Buffer Overflow",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-06-05T17:37:36.000Z",
        "orgId": "e2e69745-5e70-4e92-8431-deb5529a81ad",
        "shortName": "zephyr"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-29"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/zephyrproject-rtos/zephyr/pull/23304"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/zephyrproject-rtos/zephyr/pull/23646"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/zephyrproject-rtos/zephyr/pull/23649"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10023"
        }
      ],
      "source": {
        "defect": [
          "https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-29"
        ],
        "discovery": "EXTERNAL"
      },
      "title": "Shell Subsystem Contains a Buffer Overflow Vulnerability In shell_spaces_trim",
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "vulnerabilities@zephyrproject.org",
          "DATE_PUBLIC": "2020-05-01T00:00:00.000Z",
          "ID": "CVE-2020-10023",
          "STATE": "PUBLIC",
          "TITLE": "Shell Subsystem Contains a Buffer Overflow Vulnerability In shell_spaces_trim"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "zephyr",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003e=",
                            "version_value": "1.14.0"
                          },
                          {
                            "version_affected": "\u003e=",
                            "version_value": "2.1.0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "zephyrproject-rtos"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "NCC Group for report"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The shell subsystem contains a buffer overflow, whereby an adversary with physical access to the device is able to cause a memory corruption, resulting in denial of service or possibly code execution within the Zephyr kernel. See NCC-NCC-019 This issue affects: zephyrproject-rtos zephyr version 1.14.0 and later versions. version 2.1.0 and later versions."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "HIGH",
            "attackVector": "PHYSICAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:P/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-120 Buffer Overflow"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-29",
              "refsource": "MISC",
              "url": "https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-29"
            },
            {
              "name": "https://github.com/zephyrproject-rtos/zephyr/pull/23304",
              "refsource": "MISC",
              "url": "https://github.com/zephyrproject-rtos/zephyr/pull/23304"
            },
            {
              "name": "https://github.com/zephyrproject-rtos/zephyr/pull/23646",
              "refsource": "MISC",
              "url": "https://github.com/zephyrproject-rtos/zephyr/pull/23646"
            },
            {
              "name": "https://github.com/zephyrproject-rtos/zephyr/pull/23649",
              "refsource": "MISC",
              "url": "https://github.com/zephyrproject-rtos/zephyr/pull/23649"
            },
            {
              "name": "https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10023",
              "refsource": "MISC",
              "url": "https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10023"
            }
          ]
        },
        "source": {
          "defect": [
            "https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-29"
          ],
          "discovery": "EXTERNAL"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "e2e69745-5e70-4e92-8431-deb5529a81ad",
    "assignerShortName": "zephyr",
    "cveId": "CVE-2020-10023",
    "datePublished": "2020-05-11T22:26:13.032Z",
    "dateReserved": "2020-03-03T00:00:00.000Z",
    "dateUpdated": "2024-09-16T18:03:31.215Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2020-10023",
      "date": "2026-05-26",
      "epss": "0.0038",
      "percentile": "0.5957"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2020-10023\",\"sourceIdentifier\":\"vulnerabilities@zephyrproject.org\",\"published\":\"2020-05-11T23:15:11.520\",\"lastModified\":\"2024-11-21T04:54:40.370\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The shell subsystem contains a buffer overflow, whereby an adversary with physical access to the device is able to cause a memory corruption, resulting in denial of service or possibly code execution within the Zephyr kernel. See NCC-NCC-019 This issue affects: zephyrproject-rtos zephyr version 1.14.0 and later versions. version 2.1.0 and later versions.\"},{\"lang\":\"es\",\"value\":\"El subsistema shell contiene un desbordamiento de b\u00fafer, por lo que un adversario con acceso f\u00edsico al dispositivo es capaz de causar una corrupci\u00f3n de la memoria, resultando en una denegaci\u00f3n de servicio o posiblemente en una ejecuci\u00f3n de c\u00f3digo dentro del kernel de Zephyr. Consulte NCC-NCC-019. Este problema afecta a: zephyrproject-rtos zephyr versi\u00f3n 1.14.0 y versiones posteriores. Versi\u00f3n 2.1.0 y versiones posteriores.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"vulnerabilities@zephyrproject.org\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:P/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H\",\"baseScore\":6.9,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"PHYSICAL\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"REQUIRED\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":0.3,\"impactScore\":6.0},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":6.8,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"PHYSICAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":0.9,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:L/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":4.6,\"accessVector\":\"LOCAL\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":3.9,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"vulnerabilities@zephyrproject.org\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-120\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-120\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:zephyrproject:zephyr:1.14.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C64F3EAF-D161-42D2-80B4-5459C0AB45BE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:zephyrproject:zephyr:2.1.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"EF33DD80-0286-477C-88A4-FCEC0D80F520\"}]}]}],\"references\":[{\"url\":\"https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10023\",\"source\":\"vulnerabilities@zephyrproject.org\"},{\"url\":\"https://github.com/zephyrproject-rtos/zephyr/pull/23304\",\"source\":\"vulnerabilities@zephyrproject.org\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/zephyrproject-rtos/zephyr/pull/23646\",\"source\":\"vulnerabilities@zephyrproject.org\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/zephyrproject-rtos/zephyr/pull/23649\",\"source\":\"vulnerabilities@zephyrproject.org\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-29\",\"source\":\"vulnerabilities@zephyrproject.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10023\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://github.com/zephyrproject-rtos/zephyr/pull/23304\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/zephyrproject-rtos/zephyr/pull/23646\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/zephyrproject-rtos/zephyr/pull/23649\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-29\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.