{
  "GSD": {
    "alias": "CVE-2023-23846",
    "id": "GSD-2023-23846"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2023-23846"
      ],
      "details": "Due to insufficient length validation in the Open5GS GTP library versions prior to versions 2.4.13 and 2.5.7, when parsing extension headers in GPRS tunneling protocol (GPTv1-U) messages, a protocol payload with any extension header length set to zero causes an infinite loop. The affected process becomes immediately unresponsive, resulting in denial of service and excessive resource consumption. CVSS3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C",
      "id": "GSD-2023-23846",
      "modified": "2023-12-13T01:20:49.720374Z",
      "schema_version": "1.4.0"
    }
  },
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        "ASSIGNER": "disclosure@synopsys.com",
        "ID": "CVE-2023-23846",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Open5GS",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "\u003c= 2.4.12"
                        },
                        {
                          "version_value": "\u003c= 2.5.6"
                        }
                      ]
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                  }
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              "vendor_name": "Open5GS"
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      "data_type": "CVE",
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      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "Due to insufficient length validation in the Open5GS GTP library versions prior to versions 2.4.13 and 2.5.7, when parsing extension headers in GPRS tunneling protocol (GPTv1-U) messages, a protocol payload with any extension header length set to zero causes an infinite loop. The affected process becomes immediately unresponsive, resulting in denial of service and excessive resource consumption. CVSS3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C"
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-770: Allocation of Resources Without Limits or Throttling"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://www.synopsys.com/blogs/software-security/cyrc-advisory-open5gs-gtp-library/",
            "refsource": "MISC",
            "url": "https://www.synopsys.com/blogs/software-security/cyrc-advisory-open5gs-gtp-library/"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "2.4.13",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:open5gs:open5gs:2.5.6:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
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      "cve": {
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          "ASSIGNER": "disclosure@synopsys.com",
          "ID": "CVE-2023-23846"
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        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "Due to insufficient length validation in the Open5GS GTP library versions prior to versions 2.4.13 and 2.5.7, when parsing extension headers in GPRS tunneling protocol (GPTv1-U) messages, a protocol payload with any extension header length set to zero causes an infinite loop. The affected process becomes immediately unresponsive, resulting in denial of service and excessive resource consumption. CVSS3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C"
            }
          ]
        },
        "problemtype": {
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                  "value": "CWE-770"
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        "references": {
          "reference_data": [
            {
              "name": "https://www.synopsys.com/blogs/software-security/cyrc-advisory-open5gs-gtp-library/",
              "refsource": "MISC",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://www.synopsys.com/blogs/software-security/cyrc-advisory-open5gs-gtp-library/"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2023-02-08T15:49Z",
      "publishedDate": "2023-02-01T03:15Z"
    }
  }
}