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{
"id" : "CVE-2023-4220" ,
"sourceIdentifier" : "info@starlabs.sg" ,
"published" : "2023-11-28T08:15:07.137" ,
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"lastModified" : "2023-12-04T14:53:57.123" ,
"vulnStatus" : "Analyzed" ,
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"cveTags" : [ ] ,
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"descriptions" : [
{
"lang" : "en" ,
"value" : "Unrestricted file upload in big file upload functionality in `/main/inc/lib/javascript/bigupload/inc/bigUpload.php` in Chamilo LMS <= v1.11.24 allows unauthenticated attackers to perform stored cross-site scripting attacks and obtain remote code execution via uploading of web shell."
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} ,
{
"lang" : "es" ,
"value" : "Carga de archivos sin restricciones en la funcionalidad de carga de archivos grandes en `/main/inc/lib/javascript/bigupload/inc/bigUpload.php` en Chamilo LMS en versiones <= 1.11.24 permite a atacantes no autenticados realizar ataques de Cross Site Scripting almacenados y obtener c\u00f3digo remoto ejecuci\u00f3n mediante la carga de web shell."
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}
] ,
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{
"source" : "nvd@nist.gov" ,
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"vectorString" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N" ,
"attackVector" : "NETWORK" ,
"attackComplexity" : "LOW" ,
"privilegesRequired" : "NONE" ,
"userInteraction" : "REQUIRED" ,
"scope" : "CHANGED" ,
"confidentialityImpact" : "LOW" ,
"integrityImpact" : "LOW" ,
"availabilityImpact" : "NONE" ,
"baseScore" : 6.1 ,
"baseSeverity" : "MEDIUM"
} ,
"exploitabilityScore" : 2.8 ,
"impactScore" : 2.7
} ,
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{
"source" : "info@starlabs.sg" ,
"type" : "Secondary" ,
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"attackComplexity" : "HIGH" ,
"privilegesRequired" : "NONE" ,
"userInteraction" : "NONE" ,
"scope" : "UNCHANGED" ,
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"baseSeverity" : "HIGH"
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"impactScore" : 5.9
}
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} ,
"weaknesses" : [
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{
"source" : "nvd@nist.gov" ,
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"value" : "CWE-434"
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{
"source" : "info@starlabs.sg" ,
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"lang" : "en" ,
"value" : "CWE-434"
}
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"references" : [
{
"url" : "https://github.com/chamilo/chamilo-lms/commit/3b487a55076fb06f96809b790a35dcdd42f8ec49" ,
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"source" : "info@starlabs.sg" ,
"tags" : [
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]
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} ,
{
"url" : "https://starlabs.sg/advisories/23/23-4220" ,
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"source" : "info@starlabs.sg" ,
"tags" : [
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} ,
{
"url" : "https://support.chamilo.org/projects/chamilo-18/wiki/security_issues#Issue-130-2023-09-04-Critical-impact-High-risk-Unauthenticated-users-may-gain-XSS-and-unauthenticated-RCE-CVE-2023-4220" ,
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}