{"id":5783,"date":"2025-08-20T12:03:52","date_gmt":"2025-08-20T17:03:52","guid":{"rendered":"https:\/\/www.catalyst-ca.net\/blog\/annonce-de-securite-importante-pour-les-utilisateurs-de-moodle"},"modified":"2025-08-21T10:04:47","modified_gmt":"2025-08-21T15:04:47","slug":"annonce-de-securite-importante-pour-les-utilisateurs-de-moodle","status":"publish","type":"post","link":"https:\/\/www.catalyst-ca.net\/fr\/blog\/important-security-announcement-moodle-users","title":{"rendered":"Annonce de s\u00e9curit\u00e9 importante pour les utilisateurs de Moodle"},"content":{"rendered":"\n<p>Depuis le 14 ao\u00fbt, Catalyst IT, en collaboration avec le si\u00e8ge de Moodle, a pris connaissance d&#8217;une campagne malveillante cibl\u00e9e dans laquelle un r\u00e9seau de robots tente de se connecter \u00e0 des instances Moodle publiques en utilisant une collection connue d&#8217;<a href=\"https:\/\/www.troyhunt.com\/processing-23-billion-rows-of-alien-txtbase-stealer-logs\/\">informations d&#8217;identification d&#8217;utilisateurs divulgu\u00e9es<\/a> (courriel\/nom d&#8217;utilisateur et mots de passe).<\/p>\n\n\n\n<p>Dans certains cas, le r\u00e9seau de bots a r\u00e9ussi \u00e0 se connecter \u00e0 des instances Moodle (parce que les identifiants de connexion \u00e9taient valides). Une fois authentifi\u00e9, le r\u00e9seau de bots a tent\u00e9 d&#8217;installer un plugin malveillant. <\/p>\n\n\n\n<p>Pour les clients de Catalyst, il n&#8217;y a aucun risque que le plugin ait pu \u00eatre install\u00e9 car notre architecture Moodle en nuage emp\u00eache (au niveau de l&#8217;infrastructure) toute modification du code de l&#8217;application depuis l&#8217;interface web.<\/p>\n\n\n\n<p>Cependant, il n&#8217;est pas bon que des personnes malveillantes soient en mesure d&#8217;acc\u00e9der \u00e0 n&#8217;importe quelle application web. \u00c0 n&#8217;importe quel niveau. Et surtout, dans ce cas, des identifiants et des mots de passe l\u00e9gitimes ont \u00e9t\u00e9 utilis\u00e9s.  <\/p>\n\n\n\n<h2 class=\"wp-block-heading\">S&#8217;agit-il d&#8217;une faille dans Moodle ?<\/h2>\n\n\n\n<p>Non, il ne s&#8217;agit pas d&#8217;une vuln\u00e9rabilit\u00e9 de Moodle \/ du code de Moodle ou des syst\u00e8mes partenaires.<\/p>\n\n\n\n<p>IIl s&#8217;agit d&#8217;une tentative \u00e0 grande \u00e9chelle visant \u00e0 acc\u00e9der \u00e0 des sites Moodle \u00e0 l&#8217;\u00e9chelle mondiale en exploitant des fuites d&#8217;informations externes, notamment des identifiants de connexion et des mots de passe que les pirates esp\u00e8rent avoir \u00e9t\u00e9 r\u00e9utilis\u00e9s sur diff\u00e9rents syst\u00e8mes (dont Moodle). Ce probl\u00e8me est commun \u00e0 tous les syst\u00e8mes qui n\u00e9cessitent une authentification sur Internet. Toute r\u00e9utilisation d&#8217;identifiant et de mot de passe peut mettre en danger tous les syst\u00e8mes qui partagent ces identifiants de connexion.<\/p>\n\n\n\n<p>Presque toutes les formations sur la conformit\u00e9 en mati\u00e8re de s\u00e9curit\u00e9 dispens\u00e9es par les entreprises et les gouvernements pr\u00e9cisent que les identifiants de connexion et les mots de passe ne doivent jamais \u00eatre partag\u00e9s entre les syst\u00e8mes, mais il n&#8217;existe aucun moyen totalement efficace de faire respecter cette r\u00e8gle dans la pratique. Cette activit\u00e9 r\u00e9cente souligne l&#8217;importance d&#8217;une vigilance maximale dans le respect de la politique en mati\u00e8re de mots de passe.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Att\u00e9nuer les risques<\/h2>\n\n\n\n<p>Toute application web sur l&#8217;internet moderne doit faire face \u00e0 des tentatives d&#8217;authentification malveillantes. Cela n&#8217;a rien de nouveau. <\/p>\n\n\n\n<p><strong>Comme toujours, la s\u00e9curit\u00e9 devrait toujours impliquer une approche \u00e0 plusieurs niveaux de votre syst\u00e8me de s\u00e9curit\u00e9 informatique.<\/strong><\/p>\n\n\n\n<p>Chez Catalyst, nous conseillons \u00e0 tous nos clients que les applications web d&#8217;entreprise (y compris Moodle) devraient utiliser plus qu&#8217;une simple authentification \u00e0 facteur unique (identifiant et mot de passe uniquement) pour s&#8217;authentifier (se connecter). Encore une fois, cela est conforme aux meilleures pratiques actuelles de l&#8217;industrie en mati\u00e8re de s\u00e9curit\u00e9 des applications.<\/p>\n\n\n\n<p>Si vous n&#8217;utilisez pas de fournisseur d&#8217;identit\u00e9 pour le Single-Sign-On (SSO), nous vous recommandons vivement de travailler \u00e0 la prise en charge native de l&#8217;authentification multi-facteurs (MFA) pour tous les utilisateurs de Moodle. Ceci est disponible dans le noyau de Moodle dans les versions les plus r\u00e9centes, et est possible sans aucune mise \u00e0 jour du code ou correctif. <\/p>\n\n\n\n<p>Catalyst IT travaille actuellement avec ses clients pour les aider \u00e0 mettre en \u0153uvre ce changement.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.catalyst-ca.net\/fr\/blog\/comprendre-et-reduire-les-risques-de-cybersecurite\">En savoir plus : Comprendre et r\u00e9duire les risques li\u00e9s \u00e0 la cybers\u00e9curit\u00e9<\/a><\/div>\n<\/div>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Confier votre Moodle \u00e0 Catalyst<\/h2>\n\n\n\n<p>La s\u00e9curit\u00e9 des donn\u00e9es est une priorit\u00e9 absolue chez Catalyst IT. Avec 25 ans d&#8217;exp\u00e9rience aupr\u00e8s d&#8217;\u00e9tablissements d&#8217;enseignement sup\u00e9rieur, d&#8217;entreprises et d&#8217;organisations gouvernementales dans le monde entier, nous allons au-del\u00e0 des exigences de conformit\u00e9 habituelles dans la mesure du possible. Notre <a href=\"https:\/\/www.catalyst-ca.net\/fr\/services\/cloud-hosting\">mod\u00e8le de support 24\/7 Follow the Sun<\/a> nous permet de g\u00e9rer les urgences rapidement et efficacement.  <\/p>\n\n\n\n<p>Le fait d&#8217;\u00eatre un partenaire Moodle certifi\u00e9 et Premium avec nos fournisseurs et d&#8217;avoir une \u00e9quipe de s\u00e9curit\u00e9 d\u00e9di\u00e9e en interne offre \u00e9galement \u00e0 notre \u00e9quipe et \u00e0 nos clients une assurance et une tranquillit\u00e9 d&#8217;esprit.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p class=\"has-text-align-center\">Vous avez des questions ?<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.catalyst-ca.net\/fr\/nous-contacter\">Contactez notre \u00e9quipe<\/a><\/div>\n<\/div>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-text-align-center\"><strong>Catalyst IT est certifi\u00e9 ISO 27001.<\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.catalyst-ca.net\/wp-content\/uploads\/2025\/08\/CatCA-ISO27001-mark-black-sml_0.svg\" alt=\"Badge ISO\/IEC 27001\" class=\"wp-image-5773\" style=\"width:153px;height:auto\"\/><\/figure>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Catalyst IT a connaissance d&#8217;une campagne malveillante cibl\u00e9e contre les instances Moodle publiques. Notre \u00e9quipe l&#8217;a d\u00e9tect\u00e9 \u00e0 temps et a imm\u00e9diatement mis en place toutes les mesures possibles.   [&#8230;]<\/p>\n<p><a class=\"btn btn-secondary understrap-read-more-link\" href=\"https:\/\/www.catalyst-ca.net\/fr\/blog\/important-security-announcement-moodle-users\">Read More&#8230;<span class=\"screen-reader-text\"> from Annonce de s\u00e9curit\u00e9 importante pour les utilisateurs de Moodle<\/span><\/a><\/p>\n","protected":false},"author":5,"featured_media":5779,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[85],"tags":[86,93],"class_list":["post-5783","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-moodle-fr","tag-moodle-fr-2","tag-securite"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Annonce de s\u00e9curit\u00e9 importante pour les utilisateurs de Moodle | Catalyst IT Canada<\/title>\n<meta name=\"description\" content=\"Catalyst IT est au courant d&#039;une campagne malveillante cibl\u00e9e contre les sites Moodle. 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