{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "Anonymous "
        ]
      }
    ],
    "aggregate_severity": {
      "namespace": "https://www.microsoft.com/en-us/msrc/security-update-severity-rating-system",
      "text": "Important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Public",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en-US",
    "notes": [
      {
        "category": "general",
        "text": "To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle",
        "title": "Additional Resources"
      },
      {
        "category": "legal_disclaimer",
        "text": "The information provided in the Microsoft Knowledge Base is provided \\\"as is\\\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.",
        "title": "Disclaimer"
      },
      {
        "category": "general",
        "text": "Required. The vulnerability documented by this CVE requires customer action to resolve.",
        "title": "Customer Action"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "secure@microsoft.com",
      "name": "Microsoft Security Response Center",
      "namespace": "https://msrc.microsoft.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "CVE-2023-33142 Microsoft SharePoint Server Elevation of Privilege Vulnerability - HTML",
        "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-33142"
      },
      {
        "category": "self",
        "summary": "CVE-2023-33142 Microsoft SharePoint Server Elevation of Privilege Vulnerability - CSAF",
        "url": "https://msrc.microsoft.com/csaf/2023/msrc_cve-2023-33142.json"
      },
      {
        "category": "external",
        "summary": "Microsoft Exploitability Index",
        "url": "https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1"
      },
      {
        "category": "external",
        "summary": "Microsoft Support Lifecycle",
        "url": "https://support.microsoft.com/lifecycle"
      },
      {
        "category": "external",
        "summary": "Common Vulnerability Scoring System",
        "url": "https://www.first.org/cvss"
      }
    ],
    "title": "Microsoft SharePoint Server Elevation of Privilege Vulnerability",
    "tracking": {
      "current_release_date": "2023-06-19T07:00:00.000Z",
      "generator": {
        "date": "2025-01-01T01:43:29.908Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2023-33142",
      "initial_release_date": "2023-06-13T07:00:00.000Z",
      "revision_history": [
        {
          "date": "2023-06-13T07:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        },
        {
          "date": "2023-06-19T07:00:00.000Z",
          "legacy_version": "1.1",
          "number": "2",
          "summary": "Updated FAQ information. This is an informational change only."
        }
      ],
      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c16.0.10399.20005",
            "product": {
              "name": "Microsoft SharePoint Server 2019 \u003c16.0.10399.20005",
              "product_id": "2"
            }
          },
          {
            "category": "product_version",
            "name": "16.0.10399.20005",
            "product": {
              "name": "Microsoft SharePoint Server 2019 16.0.10399.20005",
              "product_id": "11585"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft SharePoint Server 2019"
      },
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c16.0.16130.20548",
            "product": {
              "name": "Microsoft SharePoint Server Subscription Edition \u003c16.0.16130.20548",
              "product_id": "1"
            }
          },
          {
            "category": "product_version",
            "name": "16.0.16130.20548",
            "product": {
              "name": "Microsoft SharePoint Server Subscription Edition 16.0.16130.20548",
              "product_id": "11961"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft SharePoint Server Subscription Edition"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-33142",
      "cwe": {
        "id": "CWE-285",
        "name": "Improper Authorization"
      },
      "notes": [
        {
          "category": "general",
          "text": "Microsoft",
          "title": "Assigning CNA"
        },
        {
          "category": "faq",
          "text": "An attacker who successfully exploited the vulnerability would be able to create a list or document library in the targeted SharePoint site.",
          "title": "What privileges could be gained by an attacker who successfully exploited the vulnerability?"
        },
        {
          "category": "faq",
          "text": "An attacker who successfully exploited this vulnerability could create a list or document library in the targeted SharePoint site thus affecting the integrity. However, an attacker could not edit or delete a list or document library from the SharePoint site.",
          "title": "According to the CVSS metrics, successful exploitation of this vulnerability could lead to a major loss of integrity (I:H) but no loss of confidentiality (C:N), or have any effect on availability (A:N). How could an attacker affect the SharePoint site?"
        },
        {
          "category": "faq",
          "text": "Yes. Customers should apply all updates offered for the software installed on their systems. If multiple updates apply, they can be installed in any order.",
          "title": "I am running SharePoint Server 2019 and there are multiple updates available. Do I need to install all the updates listed in the Security Updates table for these versions?"
        }
      ],
      "product_status": {
        "fixed": [
          "11585",
          "11961"
        ],
        "known_affected": [
          "1",
          "2"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2023-33142 Microsoft SharePoint Server Elevation of Privilege Vulnerability - HTML",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-33142"
        },
        {
          "category": "self",
          "summary": "CVE-2023-33142 Microsoft SharePoint Server Elevation of Privilege Vulnerability - CSAF",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-33142"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2023-06-13T07:00:00.000Z",
          "details": "16.0.10399.20005:Security Update:https://support.microsoft.com/help/5002402",
          "product_ids": [
            "2"
          ],
          "url": "https://support.microsoft.com/help/5002402"
        },
        {
          "category": "vendor_fix",
          "date": "2023-06-13T07:00:00.000Z",
          "details": "16.0.10399.20005:Security Update:https://support.microsoft.com/help/5002403",
          "product_ids": [
            "2"
          ],
          "url": "https://support.microsoft.com/help/5002403"
        },
        {
          "category": "vendor_fix",
          "date": "2023-06-13T07:00:00.000Z",
          "details": "16.0.16130.20548:Security Update:https://support.microsoft.com/help/5002416",
          "product_ids": [
            "1"
          ],
          "url": "https://support.microsoft.com/help/5002416"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "environmentalsScore": 0.0,
            "exploitCodeMaturity": "UNPROVEN",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 5.7,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "1",
            "2"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Elevation of Privilege"
        },
        {
          "category": "exploit_status",
          "details": "Exploited:No;Latest Software Release:Exploitation Less Likely"
        }
      ],
      "title": "Microsoft SharePoint Server Elevation of Privilege Vulnerability"
    }
  ]
}