CVE-2001-1534
Estado: ModificadaBaja (2.1)—
mod_usertrack in Apache 1.3.11 through 1.3.20 generates session ID's using predictable information including host IP address, system time and server process ID, which allows local users to obtain session ID's and bypass authentication when these session ID's are used for authentication.
CVSS
- Versión: 2.0
- Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N
- Puntuación base: 2.1
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.70%
- Percentil entre todas las CVEs puntuadas: 52
- Fecha de la puntuación: 7/10/2026
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
- CWE-384
Referencias
- http://cert.uni-stuttgart.de/archive/bugtraq/2001/11/msg00084.html
- http://www.iss.net/security_center/static/7494.php
- http://www.securityfocus.com/bid/3521
- http://cert.uni-stuttgart.de/archive/bugtraq/2001/11/msg00084.html
- http://www.iss.net/security_center/static/7494.php
- http://www.securityfocus.com/bid/3521
JSON original (NVD)
Mostrar
{
"id": "CVE-2001-1534",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 2.1,
"accessVector": "LOCAL",
"vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "NONE",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "LOW",
"obtainAllPrivilege": false,
"exploitabilityScore": 3.9,
"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": "2001-12-31T05:00:00.000",
"references": [
{
"url": "http://cert.uni-stuttgart.de/archive/bugtraq/2001/11/msg00084.html",
"tags": [
"Broken Link"
],
"source": "cve@mitre.org"
},
{
"url": "http://www.iss.net/security_center/static/7494.php",
"tags": [
"Broken Link"
],
"source": "cve@mitre.org"
},
{
"url": "http://www.securityfocus.com/bid/3521",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "cve@mitre.org"
},
{
"url": "http://cert.uni-stuttgart.de/archive/bugtraq/2001/11/msg00084.html",
"tags": [
"Broken Link"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.iss.net/security_center/static/7494.php",
"tags": [
"Broken Link"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.securityfocus.com/bid/3521",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-384"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "mod_usertrack in Apache 1.3.11 through 1.3.20 generates session ID's using predictable information including host IP address, system time and server process ID, which allows local users to obtain session ID's and bypass authentication when these session ID's are used for authentication."
}
],
"lastModified": "2026-06-16T21:56:27.367",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D967723E-8D18-4C07-BA5C-D484E68DCB11",
"versionEndIncluding": "1.3.20",
"versionStartIncluding": "1.3.11"
}
],
"operator": "OR"
}
]
}
],
"vendorComments": [
{
"comment": "This is not a security issue. The mod_usertrack cookies are not designed to be used for authentication.",
"lastModified": "2006-08-30T00:00:00",
"organization": "Red Hat"
}
],
"sourceIdentifier": "cve@mitre.org"
}