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

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{
"id": "CVE-2020-28026",
"sourceIdentifier": "cve@mitre.org",
"published": "2021-05-06T13:15:09.777",
"lastModified": "2024-11-21T05:22:14.077",
"vulnStatus": "Modified",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Exim 4 before 4.94.2 has Improper Neutralization of Line Delimiters, relevant in non-default configurations that enable Delivery Status Notification (DSN). Certain uses of ORCPT= can place a newline into a spool header file, and indirectly allow unauthenticated remote attackers to execute arbitrary commands as root."
},
{
"lang": "es",
"value": "Exim 4 versiones anteriores a 4.94.2, presenta una Neutralizaci\u00f3n Inapropiada de Delimitadores de L\u00ednea, relevante en configuraciones no predeterminadas que habilitan la Delivery Status Notification (DSN). Determinados usos de ORCPT= pueden colocar una nueva l\u00ednea en un archivo de encabezado spool e indirectamente permitir que atacantes remotos no autenticados ejecutarn comandos arbitrarios como root"
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 3.9,
"impactScore": 5.9
}
],
"cvssMetricV2": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "2.0",
"vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
"baseScore": 9.3,
"accessVector": "NETWORK",
"accessComplexity": "MEDIUM",
"authentication": "NONE",
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"availabilityImpact": "COMPLETE"
},
"baseSeverity": "HIGH",
"exploitabilityScore": 8.6,
"impactScore": 10.0,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
]
},
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "NVD-CWE-Other"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.00",
"versionEndExcluding": "4.94.2",
"matchCriteriaId": "E0B1EAB0-1202-4BB9-94AF-CC07299D0256"
}
]
}
]
}
],
"references": [
{
"url": "https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28026-FGETS.txt",
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory"
]
},
{
"url": "https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28026-FGETS.txt",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
]
}
]
}