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CVE-2004-2523

Status: ModifiedMedium (6.5)—

Format string vulnerability in the msg command (cat_message function in msg.c) in OpenFTPD 0.30.2 and earlier allows remote authenticated users to execute arbitrary code via format string specifiers in the message argument.

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)

Openftpd — Openftpd FTP Server

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2004-2523",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
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        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": true,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
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      "affectedData": [
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          "versions": [
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  ],
  "published": "2004-12-31T05:00:00.000",
  "references": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "nvd@nist.gov",
      "description": [
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          "lang": "en",
          "value": "NVD-CWE-Other"
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  "descriptions": [
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      "lang": "en",
      "value": "Format string vulnerability in the msg command (cat_message function in msg.c) in OpenFTPD 0.30.2 and earlier allows remote authenticated users to execute arbitrary code via format string specifiers in the message argument."
    }
  ],
  "lastModified": "2026-06-16T22:09:48.793",
  "configurations": [
    {
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        {
          "negate": false,
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              "versionEndIncluding": "0.30.2"
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          "operator": "OR"
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}