{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "Anonymous"
        ]
      }
    ],
    "aggregate_severity": {
      "namespace": "https://www.microsoft.com/en-us/msrc/security-update-severity-rating-system",
      "text": "Moderate"
    },
    "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-2023-33143 Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability - HTML",
        "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-33143"
      },
      {
        "category": "self",
        "summary": "CVE-2023-33143 Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability - CSAF",
        "url": "https://msrc.microsoft.com/csaf/2023/msrc_cve-2023-33143.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 Edge (Chromium-based) Elevation of Privilege Vulnerability",
    "tracking": {
      "current_release_date": "2023-06-02T07:00:00.000Z",
      "generator": {
        "date": "2025-01-01T01:43:29.853Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2023-33143",
      "initial_release_date": "2023-06-13T07:00:00.000Z",
      "revision_history": [
        {
          "date": "2023-06-02T07:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c114.0.1823.37",
            "product": {
              "name": "Microsoft Edge (Chromium-based) \u003c114.0.1823.37",
              "product_id": "1"
            }
          },
          {
            "category": "product_version",
            "name": "114.0.1823.37",
            "product": {
              "name": "Microsoft Edge (Chromium-based) 114.0.1823.37",
              "product_id": "11655"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft Edge (Chromium-based)"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-33143",
      "notes": [
        {
          "category": "general",
          "text": "Microsoft",
          "title": "Assigning CNA"
        },
        {
          "category": "faq",
          "text": "114.0.1823.37: 114.0.1823.37, 6/2/2023: 6/2/2023, 114.0.5735.90/91: 114.0.5735.90/91",
          "title": "What is the version information for this release?"
        },
        {
          "category": "faq",
          "text": "This vulnerability could lead to a browser sandbox escape.",
          "title": "According to the CVSS metric, a successful exploitation could lead to a scope change (S:C). What does this mean for this vulnerability?"
        },
        {
          "category": "faq",
          "text": "The attacker would gain the rights of the user that is running the affected application.",
          "title": "What privileges could be gained by an attacker who successfully exploited the vulnerability?"
        },
        {
          "category": "faq",
          "text": "Exploitation of the vulnerability requires that a user open a specially crafted file.\nIn an email attack scenario, an attacker could exploit the vulnerability by sending the specially crafted file to the user and convincing the user to open the file., In a web-based attack scenario, an attacker could host a website (or leverage a compromised website that accepts or hosts user-provided content) containing a specially crafted file designed to exploit the vulnerability.\nAn attacker would have no way to force users to visit the website. Instead, an attacker would have to convince users to click a link, typically by way of an enticement in an email or instant message, and then convince them to open the specially crafted file.",
          "title": "According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do?"
        },
        {
          "category": "faq",
          "text": "Successful exploitation of this vulnerability requires the user to click on a malicious URL or an embedded link in an email message which could lead to denial of service (DOS) or the Browser to crash.",
          "title": "According to the CVSS metric, successful exploitation of this vulnerability could lead to loss of availability (A:H)? What does that mean for this vulnerability?"
        },
        {
          "category": "faq",
          "text": "Information in the victim\u0027s browser associated with the vulnerable URL can be read by the malicious JavaScript code and sent to the attacker.",
          "title": "According to the CVSS metric, successful exploitation of this vulnerability could lead to some loss of confidentiality (C:L)? What does that mean for this vulnerability?"
        },
        {
          "category": "faq",
          "text": "The user would need to access the URL of the malicious website, which could spoof the content of a legitimate website, and then click a popup displayed on that site.",
          "title": "According to the CVSS metric, successful exploitation of this vulnerability could lead to some loss of integrity (I:L)? What does that mean for this vulnerability?"
        }
      ],
      "product_status": {
        "fixed": [
          "11655"
        ],
        "known_affected": [
          "1"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2023-33143 Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability - HTML",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-33143"
        },
        {
          "category": "self",
          "summary": "CVE-2023-33143 Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability - CSAF",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-33143"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2023-06-02T07:00:00.000Z",
          "details": "114.0.1823.37:Security Update:https://docs.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security",
          "product_ids": [
            "1"
          ],
          "url": "https://docs.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "LOW",
            "environmentalsScore": 0.0,
            "exploitCodeMaturity": "UNPROVEN",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "CHANGED",
            "temporalScore": 6.5,
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "1"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Elevation of Privilege"
        },
        {
          "category": "exploit_status",
          "details": "Exploited:No;Latest Software Release:Exploitation Less Likely;Older Software Release:Exploitation Less Likely"
        }
      ],
      "title": "Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability"
    }
  ]
}