{"id":186,"date":"2021-05-24T13:54:58","date_gmt":"2021-05-24T18:54:58","guid":{"rendered":"https:\/\/www.searchevolution.com\/security\/?p=186"},"modified":"2021-06-27T12:24:06","modified_gmt":"2021-06-27T17:24:06","slug":"trouver-des-fichiers-sous-linux","status":"publish","type":"post","link":"https:\/\/www.searchevolution.com\/security\/2021\/05\/24\/trouver-des-fichiers-sous-linux\/","title":{"rendered":"Trouver des fichiers sous Linux"},"content":{"rendered":"

find \/ -name "secret.txt"\nlocate secret.txt<\/code><\/pre> (voir updatedb)<\/p>\n
essaie de trouver une cha\u00eene de caract\u00e8res dans plusieurs fichiers
\n
strings *.txt | grep password\ngrep -l -i pass \/var\/log\/*.log 2>\/dev\/null\nfind \/ -maxdepth 10 -name *.conf -type f | grep -Hn pass; 2>\/dev\/null<\/code><\/pre><\/p>\n
trouver des fichiers SUID
\n
\nfind \/ -perm \/4000 -type f 2>\/dev\/null\nfind \/ -perm -4000 -type f 2>\/dev\/null<\/code><\/pre><\/p>\n
trouve des fichiers SUID appartenant \u00e0 l’administrateur
\n
find \/ -uid 0 -perm -4000 -type f 2>\/dev\/null \nfind \/ -user root -perm \/4000 2>\/dev\/null\n <\/code><\/pre><\/p>\n
voir les fichiers utilis\u00e9s par un binaire SUID
\nstrace \/usr\/local\/bin\/unsafebinary 2>&1 | grep -iE "open|access|no such file<\/code><\/p>\n
trouve des fichiers SGID
\nfind \/ -perm -2000 -type f 2>\/dev\/null<\/code><\/p>\n
trouve des fichiers qui peuvent \u00eatre \u00e9crits par tout le monde
\nfind \/ -perm -2 -type f 2>\/dev\/null<\/code>         <\/p>\n
trouve des r\u00e9pertoires qui peuvent \u00eatre \u00e9crits par tout le monde
\nfind \/ -perm -2 -type d 2>\/dev\/null<\/code>        <\/p>\n
trouve des fichiers de configuration rhost
\nfind \/home \u2013name .rhosts -print 2>\/dev\/null <\/code>  <\/p>\n
Liste tous les fichiers r\u00e9cursivement
\nls -ahlR \/home    <\/code> <\/p>\n","protected":false},"excerpt":{"rendered":"
find \/ -name "secret.txt" locate secret.txt (voir updatedb) essaie de trouver une cha\u00eene de caract\u00e8res dans plusieurs fichiers strings *.txt | grep password grep -l -i pass \/var\/log\/*.log 2>\/dev\/null find \/ -maxdepth 10 -name *.conf -type f | grep -Hn pass; 2>\/dev\/null trouver des fichiers SUID find \/ -perm \/4000 -type f 2>\/dev\/null find \/ -perm -4000 -type f 2>\/dev\/null trouve des fichiers SUID appartenant \u00e0 l’administrateur find \/ -uid 0 -perm -4000 -type f 2>\/dev\/null find \/ -user root -perm \/4000 2>\/dev\/null voir les fichiers utilis\u00e9s par un binaire SUID strace \/usr\/local\/bin\/unsafebinary 2>&1 | grep -iE "open|access|no such file <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[],"yoast_head":"\nTrouver des fichiers sous Linux - 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\/05\/24\/trouver-des-fichiers-sous-linux\/\" \/>\n<meta property=\"og:locale\" content=\"fr_CA\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Trouver des fichiers sous Linux - S\u00e9curiser votre site\" \/>\n<meta property=\"og:description\" content=\"find \/ -name "secret.txt" locate secret.txt (voir updatedb) essaie de trouver une cha\u00eene de caract\u00e8res dans plusieurs fichiers strings *.txt | grep password grep -l -i pass \/var\/log\/*.log 2>\/dev\/null find \/ -maxdepth 10 -name *.conf -type f | grep -Hn pass; 2>\/dev\/null trouver des fichiers SUID find \/ -perm \/4000 -type f 2>\/dev\/null find \/ -perm -4000 -type f 2>\/dev\/null trouve des fichiers SUID appartenant \u00e0 l’administrateur find \/ -uid 0 -perm -4000 -type f 2>\/dev\/null find \/ -user root -perm \/4000 2>\/dev\/null voir les fichiers utilis\u00e9s par un binaire SUID strace \/usr\/local\/bin\/unsafebinary 2>&1 | grep -iE "open|access|no such file\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.searchevolution.com\/security\/2021\/05\/24\/trouver-des-fichiers-sous-linux\/\" \/>\n<meta property=\"og:site_name\" content=\"S\u00e9curiser votre site\" \/>\n<meta property=\"article:published_time\" content=\"2021-05-24T18:54:58+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2021-06-27T17:24:06+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\":\"WebPage\",\"@id\":\"https:\/\/www.searchevolution.com\/security\/2021\/05\/24\/trouver-des-fichiers-sous-linux\/\",\"url\":\"https:\/\/www.searchevolution.com\/security\/2021\/05\/24\/trouver-des-fichiers-sous-linux\/\",\"name\":\"Trouver des fichiers sous Linux - S\u00e9curiser votre site\",\"isPartOf\":{\"@id\":\"https:\/\/www.searchevolution.com\/security\/#website\"},\"datePublished\":\"2021-05-24T18:54:58+00:00\",\"dateModified\":\"2021-06-27T17:24:06+00:00\",\"author\":{\"@id\":\"https:\/\/www.searchevolution.com\/security\/#\/schema\/person\/e1318e0782dc5a7d6b03471347f881d8\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.searchevolution.com\/security\/2021\/05\/24\/trouver-des-fichiers-sous-linux\/#breadcrumb\"},\"inLanguage\":\"fr-CA\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.searchevolution.com\/security\/2021\/05\/24\/trouver-des-fichiers-sous-linux\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.searchevolution.com\/security\/2021\/05\/24\/trouver-des-fichiers-sous-linux\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Accueil\",\"item\":\"https:\/\/www.searchevolution.com\/security\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Trouver des fichiers sous Linux\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.searchevolution.com\/security\/#website\",\"url\":\"https:\/\/www.searchevolution.com\/security\/\",\"name\":\"S\u00e9curiser votre site\",\"description\":\"Conna\u00eetre son ennemi\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.searchevolution.com\/security\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"fr-CA\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.searchevolution.com\/security\/#\/schema\/person\/e1318e0782dc5a7d6b03471347f881d8\",\"name\":\"Germain\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-CA\",\"@id\":\"https:\/\/www.searchevolution.com\/security\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/6a203854efbec130dd49471ccbba1abc?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/6a203854efbec130dd49471ccbba1abc?s=96&d=mm&r=g\",\"caption\":\"Germain\"},\"sameAs\":[\"https:\/\/www.searchevolution.com\/security\"],\"url\":\"https:\/\/www.searchevolution.com\/security\/author\/germain\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Trouver des fichiers sous Linux - S\u00e9curiser votre site","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.searchevolution.com\/security\/2021\/05\/24\/trouver-des-fichiers-sous-linux\/","og_locale":"fr_CA","og_type":"article","og_title":"Trouver des fichiers sous Linux - S\u00e9curiser votre site","og_description":"find \/ -name "secret.txt" locate secret.txt (voir updatedb) essaie de trouver une cha\u00eene de caract\u00e8res dans plusieurs fichiers strings *.txt | grep password grep -l -i pass \/var\/log\/*.log 2>\/dev\/null find \/ -maxdepth 10 -name *.conf -type f | grep -Hn pass; 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