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CVE-2003-1418

Status: ModifiedMedium (4.3)—

Apache HTTP Server 1.3.22 through 1.3.27 on OpenBSD allows remote attackers to obtain sensitive information via (1) the ETag header, which reveals the inode number, or (2) multipart MIME boundary, which reveals child process IDs (PID).

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Apache — Http Server

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2003-1418",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2003-12-31T05:00:00.000",
  "references": [
    {
      "url": "http://www.openbsd.org/errata32.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/6939",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/6943",
      "tags": [
        "Patch"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/11438",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.openbsd.org/errata32.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/6939",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/6943",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/11438",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Apache HTTP Server 1.3.22 through 1.3.27 on OpenBSD allows remote attackers to obtain sensitive information via (1) the ETag header, which reveals the inode number, or (2) multipart MIME boundary, which reveals child process IDs (PID)."
    }
  ],
  "lastModified": "2026-06-16T22:04:24.070",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:apache:http_server:1.3.22:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A2720E06-1B0E-4BFE-8C85-A17E597BB151"
            },
            {
              "criteria": "cpe:2.3:a:apache:http_server:1.3.23:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "3EE1DECF-36C7-4968-8B7A-7A2034C2A957"
            },
            {
              "criteria": "cpe:2.3:a:apache:http_server:1.3.24:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B67BD173-8517-4E97-BC65-D9657C63601A"
            },
            {
              "criteria": "cpe:2.3:a:apache:http_server:1.3.25:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B392A96F-FD2F-4073-8EED-EB31E1F20FE4"
            },
            {
              "criteria": "cpe:2.3:a:apache:http_server:1.3.26:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E130104B-86F5-411E-8AC0-9B4B780BCA00"
            },
            {
              "criteria": "cpe:2.3:a:apache:http_server:1.3.27:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "0E62E621-74DA-4D99-A79C-AD2B85896A2B"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}