{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2023-37491",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-37491",
    "idYear": 2023,
    "status": "PUBLISHED",
    "publishedAt": "2023-08-08T00:46:40.819Z",
    "updatedAt": "2024-10-22T19:40:56.499Z",
    "importedAt": "2026-10-24T01:56:58.683Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "Improper Authorization check vulnerability in SAP Message Server",
      "summary": "The ACL (Access Control List) of SAP Message Server - versions KERNEL 7.22, KERNEL 7.53, KERNEL 7.54, KERNEL 7.77, RNL64UC 7.22, RNL64UC 7.22EXT, RNL64UC 7.53, KRNL64NUC 7.22, KRNL64NUC 7.22EXT, can be bypassed in certain conditions, which may enable an authenticated malicious user to enter the network of the SAP systems served by the attacked SAP Message server. This may lead to unauthorized read and write of data as well as rendering the system unavailable.",
      "affected": [
        {
          "vendor": "SAP_SE",
          "product": "SAP Message Server",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "KERNEL 7.22",
              "status": "affected"
            },
            {
              "version": "KERNEL 7.53",
              "status": "affected"
            },
            {
              "version": "KERNEL 7.54",
              "status": "affected"
            },
            {
              "version": "KERNEL 7.77",
              "status": "affected"
            },
            {
              "version": "RNL64UC 7.22",
              "status": "affected"
            },
            {
              "version": "RNL64UC 7.22EXT",
              "status": "affected"
            },
            {
              "version": "RNL64UC 7.53",
              "status": "affected"
            },
            {
              "version": "KRNL64NUC 7.22",
              "status": "affected"
            },
            {
              "version": "KRNL64NUC 7.22EXT",
              "status": "affected"
            }
          ]
        }
      ]
    }
  }
}