2023-04-24 12:24:31 +02:00
{
"id" : "CVE-2021-36222" ,
"sourceIdentifier" : "cve@mitre.org" ,
"published" : "2021-07-22T18:15:23.337" ,
2024-12-08 03:06:42 +00:00
"lastModified" : "2024-11-21T06:13:20.520" ,
"vulnStatus" : "Modified" ,
2024-07-14 02:06:08 +00:00
"cveTags" : [ ] ,
2023-04-24 12:24:31 +02:00
"descriptions" : [
{
"lang" : "en" ,
"value" : "ec_verify in kdc/kdc_preauth_ec.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.18.4 and 1.19.x before 1.19.2 allows remote attackers to cause a NULL pointer dereference and daemon crash. This occurs because a return value is not properly managed in a certain situation."
} ,
{
"lang" : "es" ,
"value" : "La funci\u00f3n ec_verify en el archivo kdc/kdc_preauth_ec.c en el Centro de Distribuci\u00f3n de Claves (KDC) en MIT Kerberos 5 (tambi\u00e9n se conoce como krb5) versiones anteriores a 1.18.4 y versiones 1.19.x anteriores a 1.19.2, permite a atacantes remotos causar una desreferencia de puntero NULL y un bloqueo del daemon. Esto ocurre porque un valor de retorno no es manejado apropiadamente en una situaci\u00f3n determinada"
}
] ,
"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:N/I:N/A:H" ,
2024-12-08 03:06:42 +00:00
"baseScore" : 7.5 ,
"baseSeverity" : "HIGH" ,
2023-04-24 12:24:31 +02:00
"attackVector" : "NETWORK" ,
"attackComplexity" : "LOW" ,
"privilegesRequired" : "NONE" ,
"userInteraction" : "NONE" ,
"scope" : "UNCHANGED" ,
"confidentialityImpact" : "NONE" ,
"integrityImpact" : "NONE" ,
2024-12-08 03:06:42 +00:00
"availabilityImpact" : "HIGH"
2023-04-24 12:24:31 +02:00
} ,
"exploitabilityScore" : 3.9 ,
"impactScore" : 3.6
}
] ,
"cvssMetricV2" : [
{
"source" : "nvd@nist.gov" ,
"type" : "Primary" ,
"cvssData" : {
"version" : "2.0" ,
"vectorString" : "AV:N/AC:L/Au:N/C:N/I:N/A:P" ,
2024-12-08 03:06:42 +00:00
"baseScore" : 5.0 ,
2023-04-24 12:24:31 +02:00
"accessVector" : "NETWORK" ,
"accessComplexity" : "LOW" ,
"authentication" : "NONE" ,
"confidentialityImpact" : "NONE" ,
"integrityImpact" : "NONE" ,
2024-12-08 03:06:42 +00:00
"availabilityImpact" : "PARTIAL"
2023-04-24 12:24:31 +02:00
} ,
"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-476"
}
]
}
] ,
"configurations" : [
{
"nodes" : [
{
"operator" : "OR" ,
"negate" : false ,
"cpeMatch" : [
{
"vulnerable" : true ,
"criteria" : "cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:*" ,
"versionEndExcluding" : "1.18.4" ,
"matchCriteriaId" : "2E53BDCF-4782-44E2-BDDE-306701FBC042"
} ,
{
"vulnerable" : true ,
"criteria" : "cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:*" ,
"versionStartIncluding" : "1.19.0" ,
"versionEndExcluding" : "1.19.2" ,
"matchCriteriaId" : "54E20AF1-B697-4F21-88FE-AB2D937CEA76"
}
]
}
]
} ,
{
"nodes" : [
{
"operator" : "OR" ,
"negate" : false ,
"cpeMatch" : [
{
"vulnerable" : true ,
"criteria" : "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*" ,
"matchCriteriaId" : "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73"
}
]
}
]
} ,
{
"nodes" : [
{
"operator" : "OR" ,
"negate" : false ,
"cpeMatch" : [
{
"vulnerable" : true ,
"criteria" : "cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*" ,
"matchCriteriaId" : "3A756737-1CC4-42C2-A4DF-E1C893B4E2D5"
} ,
{
"vulnerable" : true ,
"criteria" : "cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:windows:*:*" ,
"matchCriteriaId" : "B55E8D50-99B4-47EC-86F9-699B67D473CE"
} ,
{
"vulnerable" : true ,
"criteria" : "cpe:2.3:a:netapp:oncommand_insight:-:*:*:*:*:*:*:*" ,
"matchCriteriaId" : "F1BE6C1F-2565-4E97-92AA-16563E5660A5"
} ,
{
"vulnerable" : true ,
"criteria" : "cpe:2.3:a:netapp:oncommand_workflow_automation:-:*:*:*:*:*:*:*" ,
"matchCriteriaId" : "5735E553-9731-4AAC-BCFF-989377F817B3"
} ,
{
"vulnerable" : true ,
"criteria" : "cpe:2.3:a:netapp:snapcenter:-:*:*:*:*:*:*:*" ,
"matchCriteriaId" : "BDFB1169-41A0-4A86-8E4F-FDA9730B1E94"
}
]
}
]
} ,
{
"nodes" : [
{
"operator" : "OR" ,
"negate" : false ,
"cpeMatch" : [
{
"vulnerable" : true ,
"criteria" : "cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*" ,
"versionStartIncluding" : "8.0.0" ,
"versionEndIncluding" : "8.0.26" ,
"matchCriteriaId" : "709E83B4-8C66-4255-870B-2F72B37BA8C6"
}
]
}
]
}
] ,
"references" : [
{
"url" : "https://github.com/krb5/krb5/commit/fc98f520caefff2e5ee9a0026fdf5109944b3562" ,
"source" : "cve@mitre.org" ,
"tags" : [
"Patch" ,
"Third Party Advisory"
]
} ,
{
"url" : "https://github.com/krb5/krb5/releases" ,
"source" : "cve@mitre.org" ,
"tags" : [
"Release Notes" ,
"Third Party Advisory"
]
} ,
{
"url" : "https://security.netapp.com/advisory/ntap-20211022-0003/" ,
"source" : "cve@mitre.org" ,
"tags" : [
"Third Party Advisory"
]
} ,
{
"url" : "https://security.netapp.com/advisory/ntap-20211104-0007/" ,
"source" : "cve@mitre.org" ,
"tags" : [
"Third Party Advisory"
]
} ,
{
"url" : "https://web.mit.edu/kerberos/advisories/" ,
"source" : "cve@mitre.org" ,
"tags" : [
"Not Applicable"
]
} ,
{
"url" : "https://www.debian.org/security/2021/dsa-4944" ,
"source" : "cve@mitre.org" ,
"tags" : [
"Third Party Advisory"
]
} ,
{
"url" : "https://www.oracle.com/security-alerts/cpuoct2021.html" ,
"source" : "cve@mitre.org" ,
"tags" : [
"Patch" ,
"Third Party Advisory"
]
2024-12-08 03:06:42 +00:00
} ,
{
"url" : "https://github.com/krb5/krb5/commit/fc98f520caefff2e5ee9a0026fdf5109944b3562" ,
"source" : "af854a3a-2127-422b-91ae-364da2661108" ,
"tags" : [
"Patch" ,
"Third Party Advisory"
]
} ,
{
"url" : "https://github.com/krb5/krb5/releases" ,
"source" : "af854a3a-2127-422b-91ae-364da2661108" ,
"tags" : [
"Release Notes" ,
"Third Party Advisory"
]
} ,
{
"url" : "https://security.netapp.com/advisory/ntap-20211022-0003/" ,
"source" : "af854a3a-2127-422b-91ae-364da2661108" ,
"tags" : [
"Third Party Advisory"
]
} ,
{
"url" : "https://security.netapp.com/advisory/ntap-20211104-0007/" ,
"source" : "af854a3a-2127-422b-91ae-364da2661108" ,
"tags" : [
"Third Party Advisory"
]
} ,
{
"url" : "https://web.mit.edu/kerberos/advisories/" ,
"source" : "af854a3a-2127-422b-91ae-364da2661108" ,
"tags" : [
"Not Applicable"
]
} ,
{
"url" : "https://www.debian.org/security/2021/dsa-4944" ,
"source" : "af854a3a-2127-422b-91ae-364da2661108" ,
"tags" : [
"Third Party Advisory"
]
} ,
{
"url" : "https://www.oracle.com/security-alerts/cpuoct2021.html" ,
"source" : "af854a3a-2127-422b-91ae-364da2661108" ,
"tags" : [
"Patch" ,
"Third Party Advisory"
]
2023-04-24 12:24:31 +02:00
}
]
}