CVE-2020-27619
Estado: ModificadaCrítica (9.8)—
In Python 3 through 3.9.0, the Lib/test/multibytecodec_support.py CJK codec tests call eval() on content retrieved via HTTP.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 9.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 8.33%
- Percentil entre todas las CVEs puntuadas: 95
- 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
- NVD-CWE-noinfo
Referencias
- https://bugs.python.org/issue41944
- https://github.com/python/cpython/commit/2ef5caa58febc8968e670e39e3d37cf8eef3cab8
- https://github.com/python/cpython/commit/43e523103886af66d6c27cd72431b5d9d14cd2a9
- https://github.com/python/cpython/commit/6c6c256df3636ff6f6136820afaefa5a10a3ac33
- https://github.com/python/cpython/commit/b664a1df4ee71d3760ab937653b10997081b1794
- https://github.com/python/cpython/commit/e912e945f2960029d039d3390ea08835ad39374b
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RSLQD5CCM75IZGAMBDGUZEATYU5YSGJ7/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SGIY6I4YS3WOXAK4SXKIEOC2G4VZKIR7/
- https://security.gentoo.org/glsa/202402-04
- https://security.netapp.com/advisory/ntap-20201123-0004/
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://bugs.python.org/issue41944
- https://github.com/python/cpython/commit/2ef5caa58febc8968e670e39e3d37cf8eef3cab8
- https://github.com/python/cpython/commit/43e523103886af66d6c27cd72431b5d9d14cd2a9
- https://github.com/python/cpython/commit/6c6c256df3636ff6f6136820afaefa5a10a3ac33
- https://github.com/python/cpython/commit/b664a1df4ee71d3760ab937653b10997081b1794
- https://github.com/python/cpython/commit/e912e945f2960029d039d3390ea08835ad39374b
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RSLQD5CCM75IZGAMBDGUZEATYU5YSGJ7/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SGIY6I4YS3WOXAK4SXKIEOC2G4VZKIR7/
- https://security.gentoo.org/glsa/202402-04
- https://security.netapp.com/advisory/ntap-20201123-0004/
- https://www.oracle.com/security-alerts/cpujul2022.html
JSON original (NVD)
Mostrar
{
"id": "CVE-2020-27619",
"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": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 9.8,
"attackVector": "NETWORK",
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "cve@mitre.org",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2020-10-22T03:16:31.010",
"references": [
{
"url": "https://bugs.python.org/issue41944",
"tags": [
"Issue Tracking",
"Patch",
"Vendor Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://github.com/python/cpython/commit/2ef5caa58febc8968e670e39e3d37cf8eef3cab8",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://github.com/python/cpython/commit/43e523103886af66d6c27cd72431b5d9d14cd2a9",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://github.com/python/cpython/commit/6c6c256df3636ff6f6136820afaefa5a10a3ac33",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://github.com/python/cpython/commit/b664a1df4ee71d3760ab937653b10997081b1794",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://github.com/python/cpython/commit/e912e945f2960029d039d3390ea08835ad39374b",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E",
"source": "cve@mitre.org"
},
{
"url": "https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E",
"source": "cve@mitre.org"
},
{
"url": "https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E",
"source": "cve@mitre.org"
},
{
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RSLQD5CCM75IZGAMBDGUZEATYU5YSGJ7/",
"source": "cve@mitre.org"
},
{
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SGIY6I4YS3WOXAK4SXKIEOC2G4VZKIR7/",
"source": "cve@mitre.org"
},
{
"url": "https://security.gentoo.org/glsa/202402-04",
"source": "cve@mitre.org"
},
{
"url": "https://security.netapp.com/advisory/ntap-20201123-0004/",
"tags": [
"Third Party Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://www.oracle.com/security-alerts/cpujul2022.html",
"tags": [
"Patch",
"Third Party Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://bugs.python.org/issue41944",
"tags": [
"Issue Tracking",
"Patch",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://github.com/python/cpython/commit/2ef5caa58febc8968e670e39e3d37cf8eef3cab8",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://github.com/python/cpython/commit/43e523103886af66d6c27cd72431b5d9d14cd2a9",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://github.com/python/cpython/commit/6c6c256df3636ff6f6136820afaefa5a10a3ac33",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://github.com/python/cpython/commit/b664a1df4ee71d3760ab937653b10997081b1794",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://github.com/python/cpython/commit/e912e945f2960029d039d3390ea08835ad39374b",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RSLQD5CCM75IZGAMBDGUZEATYU5YSGJ7/",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SGIY6I4YS3WOXAK4SXKIEOC2G4VZKIR7/",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://security.gentoo.org/glsa/202402-04",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://security.netapp.com/advisory/ntap-20201123-0004/",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.oracle.com/security-alerts/cpujul2022.html",
"tags": [
"Patch",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In Python 3 through 3.9.0, the Lib/test/multibytecodec_support.py CJK codec tests call eval() on content retrieved via HTTP."
},
{
"lang": "es",
"value": "En Python versiones 3 hasta 3.9.0, las pruebas del códec CJK del archivo Lib/test/multibytecodec_support.py llaman a la función eval() en el contenido recuperado por medio de HTTP"
}
],
"lastModified": "2026-06-17T03:09:22.400",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:python:python:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "82C303BD-C76F-40AC-9283-D23F88BF6EB9",
"versionEndExcluding": "3.6.13",
"versionStartIncluding": "3.0.0"
},
{
"criteria": "cpe:2.3:a:python:python:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "EEB52F35-D464-4C26-A253-1B96B2A4921A",
"versionEndExcluding": "3.7.10",
"versionStartIncluding": "3.7.0"
},
{
"criteria": "cpe:2.3:a:python:python:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "0B3EA658-770C-4707-814A-494492D8962F",
"versionEndExcluding": "3.8.7",
"versionStartIncluding": "3.8.0"
},
{
"criteria": "cpe:2.3:a:python:python:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B6D7EFB7-52A8-4C10-B5F9-6F599F94CDC7",
"versionEndExcluding": "3.9.1",
"versionStartIncluding": "3.9.0"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E460AA51-FCDA-46B9-AE97-E6676AA5E194"
},
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:oracle:communications_cloud_native_core_network_function_cloud_native_environment:22.2.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4B77BFB7-C105-4A42-A9A4-45EF4EC8556F"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "cve@mitre.org"
}