CVE-2020-35176
Estado: ModificadaMedia (5.3)—
In AWStats through 7.8, cgi-bin/awstats.pl?config= accepts a partial absolute pathname (omitting the initial /etc), even though it was intended to only read a file in the /etc/awstats/awstats.conf format. NOTE: this issue exists because of an incomplete fix for CVE-2017-1000501 and CVE-2020-29600.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- Puntuación base: 5.3
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.17%
- Percentil entre todas las CVEs puntuadas: 82
- Fecha de la puntuación: 6/10/2026
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 (3)
CWE
- CWE-22
Referencias
- https://github.com/eldy/awstats/issues/195
- https://lists.debian.org/debian-lts-announce/2020/12/msg00035.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/47QZWKSRZYZFESYTLSW7A6KVKOOPL7IV/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BRHYCKLW5VPM6KP2WZW6DCCVHVBG7YCW/
- https://github.com/eldy/awstats/issues/195
- https://lists.debian.org/debian-lts-announce/2020/12/msg00035.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/47QZWKSRZYZFESYTLSW7A6KVKOOPL7IV/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BRHYCKLW5VPM6KP2WZW6DCCVHVBG7YCW/
JSON original (NVD)
Mostrar
{
"id": "CVE-2020-35176",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 5,
"accessVector": "NETWORK",
"vectorString": "AV:N/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": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 10,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 5.3,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
},
"impactScore": 1.4,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "cve@mitre.org",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2020-12-12T00:15:12.140",
"references": [
{
"url": "https://github.com/eldy/awstats/issues/195",
"tags": [
"Third Party Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2020/12/msg00035.html",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/47QZWKSRZYZFESYTLSW7A6KVKOOPL7IV/",
"source": "cve@mitre.org"
},
{
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BRHYCKLW5VPM6KP2WZW6DCCVHVBG7YCW/",
"source": "cve@mitre.org"
},
{
"url": "https://github.com/eldy/awstats/issues/195",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2020/12/msg00035.html",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/47QZWKSRZYZFESYTLSW7A6KVKOOPL7IV/",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BRHYCKLW5VPM6KP2WZW6DCCVHVBG7YCW/",
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-22"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In AWStats through 7.8, cgi-bin/awstats.pl?config= accepts a partial absolute pathname (omitting the initial /etc), even though it was intended to only read a file in the /etc/awstats/awstats.conf format. NOTE: this issue exists because of an incomplete fix for CVE-2017-1000501 and CVE-2020-29600."
},
{
"lang": "es",
"value": "En AWStats versiones hasta 7.8, cgi-bin/awstats.pl?config= acepta un nombre de ruta absoluto parcial (omitiendo el inicio /etc), aunque solo estaba destinado a leer un archivo en el formato /etc/awstats/awstats.conf. NOTA: este problema se presenta debido a una corrección incompleta para CVE-2017-1000501 y CVE-2020-29600"
}
],
"lastModified": "2026-06-17T03:13:28.703",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:awstats:awstats:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "543AC33E-6B91-491D-B885-CF67915A7726",
"versionEndIncluding": "7.8"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "36D96259-24BD-44E2-96D9-78CE1D41F956"
},
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E460AA51-FCDA-46B9-AE97-E6676AA5E194"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "cve@mitre.org"
}