CVE-2023-38021 (GCVE-0-2023-38021)

Vulnerability from cvelistv5 – Published: 2023-12-30 00:00 – Updated: 2024-08-02 17:23
VLAI
Summary
An issue was discovered in Fortanix EnclaveOS Confidential Computing Manager (CCM) Platform before 3.32 for Intel SGX. Lack of pointer-alignment validation logic in entry functions allows a local attacker to access unauthorized information. This relates to the enclave_ecall function and system call layer.
Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE
  • n/a
Assigner
References
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T17:23:27.830Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00657.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/technical-documentation/processor-mmio-stale-data-vulnerabilities.html#inpage-nav-3-2-2"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/advisory-guidance/stale-data-read-from-xapic.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/openenclave/openenclave/security/advisories/GHSA-v3vm-9h66-wm76"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://jovanbulck.github.io/files/oakland24-pandora.pdf"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An issue was discovered in Fortanix EnclaveOS Confidential Computing Manager (CCM) Platform before 3.32 for Intel SGX. Lack of pointer-alignment validation logic in entry functions allows a local attacker to access unauthorized information. This relates to the enclave_ecall function and system call layer."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-12-30T02:13:38.086Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00657.html"
        },
        {
          "url": "https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/technical-documentation/processor-mmio-stale-data-vulnerabilities.html#inpage-nav-3-2-2"
        },
        {
          "url": "https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/advisory-guidance/stale-data-read-from-xapic.html"
        },
        {
          "url": "https://github.com/openenclave/openenclave/security/advisories/GHSA-v3vm-9h66-wm76"
        },
        {
          "url": "https://jovanbulck.github.io/files/oakland24-pandora.pdf"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2023-38021",
    "datePublished": "2023-12-30T00:00:00.000Z",
    "dateReserved": "2023-07-11T00:00:00.000Z",
    "dateUpdated": "2024-08-02T17:23:27.830Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2023-38021",
      "date": "2026-09-27",
      "epss": "0.00205",
      "percentile": "0.09362"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:fortanix:confidential_computing_manager:*:*:*:*:*:intel_software_guard_extensions:*:*",
                  "matchCriteriaId": "D5747D7E-7453-4B91-86E6-0937373746C3",
                  "versionEndExcluding": "3.32",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An issue was discovered in Fortanix EnclaveOS Confidential Computing Manager (CCM) Platform before 3.32 for Intel SGX. Lack of pointer-alignment validation logic in entry functions allows a local attacker to access unauthorized information. This relates to the enclave_ecall function and system call layer."
        },
        {
          "lang": "es",
          "value": "Se descubri\u00f3 un problema en la plataforma Fortanix EnclaveOS Confidential Computing Manager (CCM) anterior a 3.32 para Intel SGX. La falta de l\u00f3gica de validaci\u00f3n de alineaci\u00f3n del puntero en las funciones de entrada permite que un atacante local acceda a informaci\u00f3n no autorizada. Esto se relaciona con la funci\u00f3n enclave_ecall y la capa de llamada al sistema."
        }
      ],
      "id": "CVE-2023-38021",
      "lastModified": "2024-11-21T08:12:41.230",
      "metrics": {
        "cvssMetricV31": [
          {
            "cvssData": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "NONE",
              "baseScore": 5.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "NONE",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
              "version": "3.1"
            },
            "exploitabilityScore": 1.8,
            "impactScore": 3.6,
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      },
      "published": "2023-12-30T03:15:08.303",
      "references": [
        {
          "source": "cve@mitre.org",
          "tags": [
            "Not Applicable",
            "Third Party Advisory"
          ],
          "url": "https://github.com/openenclave/openenclave/security/advisories/GHSA-v3vm-9h66-wm76"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://jovanbulck.github.io/files/oakland24-pandora.pdf"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Not Applicable",
            "Third Party Advisory"
          ],
          "url": "https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/advisory-guidance/stale-data-read-from-xapic.html"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Not Applicable",
            "Third Party Advisory"
          ],
          "url": "https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/technical-documentation/processor-mmio-stale-data-vulnerabilities.html#inpage-nav-3-2-2"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Not Applicable",
            "Third Party Advisory"
          ],
          "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00657.html"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Not Applicable",
            "Third Party Advisory"
          ],
          "url": "https://github.com/openenclave/openenclave/security/advisories/GHSA-v3vm-9h66-wm76"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://jovanbulck.github.io/files/oakland24-pandora.pdf"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Not Applicable",
            "Third Party Advisory"
          ],
          "url": "https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/advisory-guidance/stale-data-read-from-xapic.html"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Not Applicable",
            "Third Party Advisory"
          ],
          "url": "https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/technical-documentation/processor-mmio-stale-data-vulnerabilities.html#inpage-nav-3-2-2"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Not Applicable",
            "Third Party Advisory"
          ],
          "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00657.html"
        }
      ],
      "sourceIdentifier": "cve@mitre.org",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "NVD-CWE-noinfo"
            }
          ],
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "product": "n/a",
                "vendor": "n/a",
                "versions": [
                  {
                    "status": "affected",
                    "version": "n/a"
                  }
                ]
              }
            ],
            "source": "cve@mitre.org"
          }
        ],
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:fortanix:confidential_computing_manager:*:*:*:*:*:intel_software_guard_extensions:*:*",
                    "matchCriteriaId": "D5747D7E-7453-4B91-86E6-0937373746C3",
                    "versionEndExcluding": "3.32",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "An issue was discovered in Fortanix EnclaveOS Confidential Computing Manager (CCM) Platform before 3.32 for Intel SGX. Lack of pointer-alignment validation logic in entry functions allows a local attacker to access unauthorized information. This relates to the enclave_ecall function and system call layer."
          },
          {
            "lang": "es",
            "value": "Se descubri\u00f3 un problema en la plataforma Fortanix EnclaveOS Confidential Computing Manager (CCM) anterior a 3.32 para Intel SGX. La falta de l\u00f3gica de validaci\u00f3n de alineaci\u00f3n del puntero en las funciones de entrada permite que un atacante local acceda a informaci\u00f3n no autorizada. Esto se relaciona con la funci\u00f3n enclave_ecall y la capa de llamada al sistema."
          }
        ],
        "id": "CVE-2023-38021",
        "lastModified": "2026-06-17T06:09:14.637",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "NONE",
                "baseScore": 5.5,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
                "version": "3.1"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2023-12-30T03:15:08.303",
        "references": [
          {
            "source": "cve@mitre.org",
            "tags": [
              "Not Applicable",
              "Third Party Advisory"
            ],
            "url": "https://github.com/openenclave/openenclave/security/advisories/GHSA-v3vm-9h66-wm76"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://jovanbulck.github.io/files/oakland24-pandora.pdf"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Not Applicable",
              "Third Party Advisory"
            ],
            "url": "https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/advisory-guidance/stale-data-read-from-xapic.html"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Not Applicable",
              "Third Party Advisory"
            ],
            "url": "https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/technical-documentation/processor-mmio-stale-data-vulnerabilities.html#inpage-nav-3-2-2"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Not Applicable",
              "Third Party Advisory"
            ],
            "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00657.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Not Applicable",
              "Third Party Advisory"
            ],
            "url": "https://github.com/openenclave/openenclave/security/advisories/GHSA-v3vm-9h66-wm76"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://jovanbulck.github.io/files/oakland24-pandora.pdf"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Not Applicable",
              "Third Party Advisory"
            ],
            "url": "https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/advisory-guidance/stale-data-read-from-xapic.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Not Applicable",
              "Third Party Advisory"
            ],
            "url": "https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/technical-documentation/processor-mmio-stale-data-vulnerabilities.html#inpage-nav-3-2-2"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Not Applicable",
              "Third Party Advisory"
            ],
            "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00657.html"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "NVD-CWE-noinfo"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2026-03-27T11:24:35+00:00",
      "cve": "CVE-2023-38021",
      "id": "CVE-2023-38021",
      "initial_release_date": "2023-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "CVE-2023-38021",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-38021.json",
      "version": "3"
    }
  }
}



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.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.