{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "<a href=\"https://twitter.com/mwulftange\">Markus Wulftange</a> with <a href=\"https://code-white.com/\">CODE WHITE GmbH</a>"
        ]
      }
    ],
    "aggregate_severity": {
      "namespace": "https://www.microsoft.com/en-us/msrc/security-update-severity-rating-system",
      "text": "Critical"
    },
    "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-2023-33160 Microsoft SharePoint Server Remote Code Execution Vulnerability - HTML",
        "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-33160"
      },
      {
        "category": "self",
        "summary": "CVE-2023-33160 Microsoft SharePoint Server Remote Code Execution Vulnerability - CSAF",
        "url": "https://msrc.microsoft.com/csaf/2023/msrc_cve-2023-33160.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 Remote Code Execution Vulnerability",
    "tracking": {
      "current_release_date": "2023-07-11T07:00:00.000Z",
      "generator": {
        "date": "2025-01-01T01:51:50.899Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2023-33160",
      "initial_release_date": "2023-07-11T07:00:00.000Z",
      "revision_history": [
        {
          "date": "2023-07-11T07:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "<16.0.5404.1000",
            "product": {
              "name": "Microsoft SharePoint Enterprise Server 2016 <16.0.5404.1000",
              "product_id": "3"
            }
          },
          {
            "category": "product_version",
            "name": "16.0.5404.1000",
            "product": {
              "name": "Microsoft SharePoint Enterprise Server 2016 16.0.5404.1000",
              "product_id": "10950"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft SharePoint Enterprise Server 2016"
      },
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "<16.0.10400.20008",
            "product": {
              "name": "Microsoft SharePoint Server 2019 <16.0.10400.20008",
              "product_id": "2"
            }
          },
          {
            "category": "product_version",
            "name": "16.0.10400.20008",
            "product": {
              "name": "Microsoft SharePoint Server 2019 16.0.10400.20008",
              "product_id": "11585"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft SharePoint Server 2019"
      },
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "<16.0.16130.20642",
            "product": {
              "name": "Microsoft SharePoint Server Subscription Edition <16.0.16130.20642",
              "product_id": "1"
            }
          },
          {
            "category": "product_version",
            "name": "16.0.16130.20642",
            "product": {
              "name": "Microsoft SharePoint Server Subscription Edition 16.0.16130.20642",
              "product_id": "11961"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft SharePoint Server Subscription Edition"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-33160",
      "cwe": {
        "id": "CWE-502",
        "name": "Deserialization of Untrusted Data"
      },
      "notes": [
        {
          "category": "general",
          "text": "Microsoft",
          "title": "Assigning CNA"
        },
        {
          "category": "faq",
          "text": "An attacker who successfully exploits this vulnerability could perform a remote attack that could enable access to the victim's information and the ability to alter information. Successful exploitation could also potentially cause downtime for the targeted environment.",
          "title": "According to the CVSS metric, successful exploitation of this vulnerability could lead to total loss of confidentiality (C:H), integrity (I:H), and availability (A:H). What does that mean for this vulnerability?"
        },
        {
          "category": "faq",
          "text": "The attacker must be authenticated to the target site as at least a Site Member.",
          "title": "According to the CVSS metric, privileges required is low (PR:L). What does that mean for this vulnerability?"
        },
        {
          "category": "faq",
          "text": "An attacker could exploit the vulnerability by leveraging vulnerable APIs through a deserialization of unsafe data input vulnerability. Exploitation of this vulnerability requires that a user access a susceptible API on an affected version of SharePoint with specially-formatted input, resulting in possible remote code execution on the SharePoint Server.",
          "title": "How could an attacker exploit this vulnerability?"
        }
      ],
      "product_status": {
        "fixed": [
          "10950",
          "11585",
          "11961"
        ],
        "known_affected": [
          "1",
          "2",
          "3"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2023-33160 Microsoft SharePoint Server Remote Code Execution Vulnerability - HTML",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-33160"
        },
        {
          "category": "self",
          "summary": "CVE-2023-33160 Microsoft SharePoint Server Remote Code Execution Vulnerability - CSAF",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-33160"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2023-07-11T07:00:00.000Z",
          "details": "16.0.5404.1000:Security Update:https://support.microsoft.com/help/5002425",
          "product_ids": [
            "3"
          ],
          "url": "https://support.microsoft.com/help/5002425"
        },
        {
          "category": "vendor_fix",
          "date": "2023-07-11T07:00:00.000Z",
          "details": "16.0.10400.20008:Security Update:https://support.microsoft.com/help/5002423",
          "product_ids": [
            "2"
          ],
          "url": "https://support.microsoft.com/help/5002423"
        },
        {
          "category": "vendor_fix",
          "date": "2023-07-11T07:00:00.000Z",
          "details": "16.0.16130.20642:Security Update:https://support.microsoft.com/help/5002424",
          "product_ids": [
            "1"
          ],
          "url": "https://support.microsoft.com/help/5002424"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "environmentalsScore": 0.0,
            "exploitCodeMaturity": "UNPROVEN",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 7.7,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "1",
            "2",
            "3"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Remote Code Execution"
        },
        {
          "category": "exploit_status",
          "details": "Exploited:No;Latest Software Release:Exploitation Less Likely"
        }
      ],
      "title": "Microsoft SharePoint Server Remote Code Execution Vulnerability"
    }
  ]
}