2023-04-24 12:24:31 +02:00
{
"id" : "CVE-2021-35209" ,
"sourceIdentifier" : "cve@mitre.org" ,
"published" : "2021-07-02T19:15:08.460" ,
"lastModified" : "2021-09-20T18:56:19.363" ,
"vulnStatus" : "Analyzed" ,
2024-07-14 02:06:08 +00:00
"cveTags" : [ ] ,
2023-04-24 12:24:31 +02:00
"descriptions" : [
{
"lang" : "en" ,
"value" : "An issue was discovered in ProxyServlet.java in the /proxy servlet in Zimbra Collaboration Suite 8.8 before 8.8.15 Patch 23 and 9.x before 9.0.0 Patch 16. The value of the X-Host header overwrites the value of the Host header in proxied requests. The value of X-Host header is not checked against the whitelist of hosts Zimbra is allowed to proxy to (the zimbraProxyAllowedDomains setting)."
} ,
{
"lang" : "es" ,
"value" : "Se ha detectado un problema en el archivo ProxyServlet.java en el servlet /proxy en Zimbra Collaboration Suite versiones 8.8 anteriores a 8.8.15 Patch 23 y versiones 9.x anteriores a 9.0.0 Patch 16. El valor de la cabecera X-Host sobrescribe el valor de la cabecera Host en las peticiones proxy. El valor de la cabecera X-Host no es comprobado con la lista blanca de hosts a los que Zimbra tiene permitido hacer proxy (la configuraci\u00f3n zimbraProxyAllowedDomains)"
}
] ,
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"attackVector" : "NETWORK" ,
"attackComplexity" : "LOW" ,
"privilegesRequired" : "NONE" ,
"userInteraction" : "NONE" ,
"scope" : "UNCHANGED" ,
"confidentialityImpact" : "HIGH" ,
"integrityImpact" : "HIGH" ,
"availabilityImpact" : "HIGH" ,
"baseScore" : 9.8 ,
"baseSeverity" : "CRITICAL"
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"baseScore" : 7.5
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"exploitabilityScore" : 10.0 ,
"impactScore" : 6.4 ,
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"references" : [
{
"url" : "https://blog.sonarsource.com/zimbra-webmail-compromise-via-email" ,
"source" : "cve@mitre.org" ,
"tags" : [
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"Third Party Advisory"
]
} ,
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"source" : "cve@mitre.org" ,
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