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{
"id" : "CVE-2023-35173" ,
"sourceIdentifier" : "security-advisories@github.com" ,
"published" : "2023-06-23T21:15:09.853" ,
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"lastModified" : "2023-07-05T13:33:57.170" ,
"vulnStatus" : "Analyzed" ,
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"descriptions" : [
{
"lang" : "en" ,
"value" : "Nextcloud End-to-end encryption app provides all the necessary APIs to implement End-to-End encryption on the client side. By providing an invalid meta data file, an attacker can make previously dropped files inaccessible. It is recommended that the Nextcloud End-to-end encryption app is upgraded to version 1.12.4 that contains the fix.\n"
}
] ,
"metrics" : {
"cvssMetricV31" : [
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{
"source" : "nvd@nist.gov" ,
"type" : "Primary" ,
"cvssData" : {
"version" : "3.1" ,
"vectorString" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H" ,
"attackVector" : "NETWORK" ,
"attackComplexity" : "LOW" ,
"privilegesRequired" : "NONE" ,
"userInteraction" : "REQUIRED" ,
"scope" : "UNCHANGED" ,
"confidentialityImpact" : "NONE" ,
"integrityImpact" : "NONE" ,
"availabilityImpact" : "HIGH" ,
"baseScore" : 6.5 ,
"baseSeverity" : "MEDIUM"
} ,
"exploitabilityScore" : 2.8 ,
"impactScore" : 3.6
} ,
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{
"source" : "security-advisories@github.com" ,
"type" : "Secondary" ,
"cvssData" : {
"version" : "3.1" ,
"vectorString" : "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H" ,
"attackVector" : "NETWORK" ,
"attackComplexity" : "LOW" ,
"privilegesRequired" : "LOW" ,
"userInteraction" : "REQUIRED" ,
"scope" : "UNCHANGED" ,
"confidentialityImpact" : "NONE" ,
"integrityImpact" : "NONE" ,
"availabilityImpact" : "HIGH" ,
"baseScore" : 5.7 ,
"baseSeverity" : "MEDIUM"
} ,
"exploitabilityScore" : 2.1 ,
"impactScore" : 3.6
}
]
} ,
"weaknesses" : [
{
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"source" : "nvd@nist.gov" ,
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"type" : "Primary" ,
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"description" : [
{
"lang" : "en" ,
"value" : "NVD-CWE-Other"
}
]
} ,
{
"source" : "security-advisories@github.com" ,
"type" : "Secondary" ,
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"description" : [
{
"lang" : "en" ,
"value" : "CWE-284"
}
]
}
] ,
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"configurations" : [
{
"nodes" : [
{
"operator" : "OR" ,
"negate" : false ,
"cpeMatch" : [
{
"vulnerable" : true ,
"criteria" : "cpe:2.3:a:nextcloud:end-to-end_encryption:*:*:*:*:*:*:*:*" ,
"versionStartIncluding" : "1.12.0" ,
"versionEndExcluding" : "1.12.4" ,
"matchCriteriaId" : "5557AFFA-1E0A-4168-AFCE-C437D7F1E4C8"
}
]
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]
}
] ,
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"references" : [
{
"url" : "https://github.com/nextcloud/end_to_end_encryption/pull/435" ,
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"source" : "security-advisories@github.com" ,
"tags" : [
"Patch"
]
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} ,
{
"url" : "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-x7c7-v5r3-mg37" ,
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"source" : "security-advisories@github.com" ,
"tags" : [
"Vendor Advisory"
]
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} ,
{
"url" : "https://hackerone.com/reports/1914115" ,
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"source" : "security-advisories@github.com" ,
"tags" : [
"Third Party Advisory"
]
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}
]
}