CVE-2003-0843
Estado: ModificadaAlta (7.5)—
Format string vulnerability in mod_gzip_printf for mod_gzip 1.3.26.1a and earlier, and possibly later official versions, when running in debug mode and using the Apache log, allows remote attackers to execute arbitrary code via format string characters in an HTTP GET request with an "Accept-Encoding: gzip" header.
CVSS
- Versión: 2.0
- Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
- Puntuación base: 7.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.32%
- Percentil entre todas las CVEs puntuadas: 83
- Fecha de la puntuación: 3/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (1)
CWE
- NVD-CWE-Other
Referencias
JSON original (NVD)
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{
"id": "CVE-2003-0843",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 7.5,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "LOW",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 6.4,
"baseSeverity": "HIGH",
"obtainAllPrivilege": false,
"exploitabilityScore": 10,
"obtainUserPrivilege": true,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
]
},
"affected": [
{
"source": "cve@mitre.org",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2003-11-17T05:00:00.000",
"references": [
{
"url": "http://marc.info/?l=bugtraq&m=105457180009860&w=2",
"source": "cve@mitre.org"
},
{
"url": "http://marc.info/?l=bugtraq&m=105457180009860&w=2",
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-Other"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Format string vulnerability in mod_gzip_printf for mod_gzip 1.3.26.1a and earlier, and possibly later official versions, when running in debug mode and using the Apache log, allows remote attackers to execute arbitrary code via format string characters in an HTTP GET request with an \"Accept-Encoding: gzip\" header."
},
{
"lang": "es",
"value": "Vulnerabilidad de cadena de formato en mod_gzip_printf de mod_gzip 1.3.26a y anteriores, y posiblemente versiones oficiales posteriores, cuando corre en modo de depuración y usando el registro de Apache, permite a atacantes remotos ejecutar código arbitrario mediante caractéres de cadena de formato en una petición HTTP GET con una cabecera \"Accept-Encoding: gzip\""
}
],
"lastModified": "2026-06-16T22:03:03.833",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:dag_apt_repository:mod_gzip:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "3F18A4E3-D4C9-48D3-A0EB-C99DABD7C214",
"versionEndIncluding": "1.3.26.1a"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "cve@mitre.org"
}