{
  "GSD": {
    "alias": "CVE-2023-4912",
    "id": "GSD-2023-4912"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2023-4912"
      ],
      "details": "An issue has been discovered in GitLab EE affecting all versions starting from 10.5 before 16.4.3, all versions starting from 16.5 before 16.5.3, all versions starting from 16.6 before 16.6.1. It was possible for an attacker to cause a client-side denial of service using malicious crafted mermaid diagram input.",
      "id": "GSD-2023-4912",
      "modified": "2023-12-13T01:20:26.735929Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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        "ASSIGNER": "cve@gitlab.com",
        "ID": "CVE-2023-4912",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "GitLab",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "10.5",
                          "version_value": "16.4.3"
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                          "version_affected": "\u003c",
                          "version_name": "16.5",
                          "version_value": "16.5.3"
                        },
                        {
                          "version_affected": "\u003c",
                          "version_name": "16.6",
                          "version_value": "16.6.1"
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              "vendor_name": "GitLab"
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        }
      },
      "credits": [
        {
          "lang": "en",
          "value": "Thanks [toukakirishima](https://hackerone.com/toukakirishima) for reporting this vulnerability through our HackerOne bug bounty program"
        }
      ],
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      "data_version": "4.0",
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            "value": "An issue has been discovered in GitLab EE affecting all versions starting from 10.5 before 16.4.3, all versions starting from 16.5 before 16.5.3, all versions starting from 16.6 before 16.6.1. It was possible for an attacker to cause a client-side denial of service using malicious crafted mermaid diagram input."
          }
        ]
      },
      "impact": {
        "cvss": [
          {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 2.6,
            "baseSeverity": "LOW",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:L",
            "version": "3.1"
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "cweId": "CWE-400",
                "lang": "eng",
                "value": "CWE-400: Uncontrolled Resource Consumption"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://gitlab.com/gitlab-org/gitlab/-/issues/424882",
            "refsource": "MISC",
            "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/424882"
          },
          {
            "name": "https://hackerone.com/reports/2137421",
            "refsource": "MISC",
            "url": "https://hackerone.com/reports/2137421"
          }
        ]
      },
      "solution": [
        {
          "lang": "en",
          "value": "Upgrade to versions 16.4.3, 16.5.3, 16.6.1 or above."
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "16.5.3",
                "versionStartIncluding": "16.5.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "16.4.3",
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              {
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      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@gitlab.com",
          "ID": "CVE-2023-4912"
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        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "An issue has been discovered in GitLab EE affecting all versions starting from 10.5 before 16.4.3, all versions starting from 16.5 before 16.5.3, all versions starting from 16.6 before 16.6.1. It was possible for an attacker to cause a client-side denial of service using malicious crafted mermaid diagram input."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "NVD-CWE-noinfo"
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              ]
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          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "GitLab Issue #424882",
              "refsource": "",
              "tags": [
                "Broken Link",
                "Vendor Advisory"
              ],
              "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/424882"
            },
            {
              "name": "HackerOne Bug Bounty Report #2137421",
              "refsource": "",
              "tags": [
                "Permissions Required",
                "Third Party Advisory"
              ],
              "url": "https://hackerone.com/reports/2137421"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2023-12-06T19:50Z",
      "publishedDate": "2023-12-01T07:15Z"
    }
  }
}