{
  "id": "CVE-2023-34188",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2023-06-23T20:15:09.053",
  "lastModified": "2023-09-06T17:15:50.190",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The HTTP server in Mongoose before 7.10 accepts requests containing negative Content-Length headers. By sending a single attack payload over TCP, an attacker can cause an infinite loop in which the server continuously reparses that payload, and does not respond to any other requests."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:cesanta:mongoose:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "7.10",
              "matchCriteriaId": "D772458E-F58A-4241-B9DC-E5DBDE529957"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://blog.narfindustries.com/blog/narf-discovers-critical-vulnerabilities-in-cesanta-mongoose-http-server",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/cesanta/mongoose/commit/4663090a8fb036146dfe77718cff612b0101cb0f",
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ]
    },
    {
      "url": "https://github.com/cesanta/mongoose/compare/7.9...7.10",
      "source": "cve@mitre.org",
      "tags": [
        "Release Notes"
      ]
    },
    {
      "url": "https://github.com/cesanta/mongoose/pull/2197",
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ]
    }
  ]
}