2024-12-08 03:06:42 +00:00

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{
"id": "CVE-2018-20164",
"sourceIdentifier": "cve@mitre.org",
"published": "2019-02-13T14:29:00.240",
"lastModified": "2024-11-21T04:00:59.237",
"vulnStatus": "Modified",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An issue was discovered in regex.yaml (aka regexes.yaml) in UA-Parser UAP-Core before 0.6.0. A Regular Expression Denial of Service (ReDoS) issue allows remote attackers to overload a server by setting the User-Agent header in an HTTP(S) request to a value containing a long digit string. (The UAP-Core project contains the vulnerability, propagating to all implementations.)"
},
{
"lang": "es",
"value": "Se ha descubierto un problema en regex.yaml (tambi\u00e9n conocido como regexes.yaml) en UA-Parser UAP-Core en versiones anteriores a la 0.6.0. Un problema de denegaci\u00f3n de servicio por expresiones regulares (ReDoS) permite que los atacantes remotos sobrecarguen un servidor estableciendo la cabecera User-Agent en una petici\u00f3n HTTP(S) en un valor que contiene una cadena con un d\u00edgito largo. (El proyecto UAP-Core contiene la vulnerabilidad, que se propaga a todas las implementaciones)."
}
],
"metrics": {
"cvssMetricV30": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "3.0",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "LOW"
},
"exploitabilityScore": 3.9,
"impactScore": 1.4
}
],
"cvssMetricV2": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "2.0",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"baseScore": 5.0,
"accessVector": "NETWORK",
"accessComplexity": "LOW",
"authentication": "NONE",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "PARTIAL"
},
"baseSeverity": "MEDIUM",
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
]
},
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-185"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:a:uaparser:user_agent_parser-core:*:*:*:*:*:*:*:*",
"versionEndExcluding": "0.6.0",
"matchCriteriaId": "BD05BCAD-5E65-4088-B7AF-838AE6758007"
}
]
}
]
}
],
"references": [
{
"url": "https://github.com/ua-parser/uap-core/commit/010ccdc7303546cd22b9da687c29f4a996990014",
"source": "cve@mitre.org",
"tags": [
"Patch",
"Third Party Advisory"
]
},
{
"url": "https://github.com/ua-parser/uap-core/commit/156f7e12b215bddbaf3df4514c399d683e6cdadc",
"source": "cve@mitre.org",
"tags": [
"Patch",
"Third Party Advisory"
]
},
{
"url": "https://github.com/ua-parser/uap-core/issues/332",
"source": "cve@mitre.org"
},
{
"url": "https://www.x41-dsec.de/lab/advisories/x41-2018-009-uaparser/",
"source": "cve@mitre.org",
"tags": [
"Exploit",
"Third Party Advisory"
]
},
{
"url": "https://github.com/ua-parser/uap-core/commit/010ccdc7303546cd22b9da687c29f4a996990014",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Third Party Advisory"
]
},
{
"url": "https://github.com/ua-parser/uap-core/commit/156f7e12b215bddbaf3df4514c399d683e6cdadc",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Third Party Advisory"
]
},
{
"url": "https://github.com/ua-parser/uap-core/issues/332",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.x41-dsec.de/lab/advisories/x41-2018-009-uaparser/",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Third Party Advisory"
]
}
]
}