{"id":73477,"date":"2020-03-10T02:42:04","date_gmt":"2020-03-09T23:42:04","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/uyazvimost-v-timeshift-pozvolyayushhaya-podnyat-svoi-privilegii-v-sisteme"},"modified":"2020-03-10T02:42:04","modified_gmt":"2020-03-09T23:42:04","slug":"uyazvimost-v-timeshift-pozvolyayushhaya-podnyat-svoi-privilegii-v-sisteme","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/novosti-interneta\/uyazvimost-v-timeshift-pozvolyayushhaya-podnyat-svoi-privilegii-v-sisteme","title":{"rendered":"D\u00ebshtimi n\u00eb Timeshift, i cili lejon rritjen e privilegjeve n\u00eb sistem","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

N\u00eb aplikacion Timeshift<\/a><\/noindex> u identifikua vulnerabiliteti<\/a><\/noindex> (CVE-2020-10174<\/a><\/noindex>), i cili lejon nj\u00eb p\u00ebrdorues lokal t\u00eb ekzekutoj\u00eb kod me t\u00eb drejtat root. Timeshift \u00ebsht\u00eb nj\u00eb sistem rezervimi q\u00eb p\u00ebrdor rsync me vendosjen e lidhjeve t\u00eb ngurta ose snapshot-e Btrfs p\u00ebr t\u00eb realizuar funksionalitet q\u00eb i ngjan System Restore n\u00eb Windows dhe Time Machine n\u00eb macOS. Programi \u00ebsht\u00eb p\u00ebrfshir\u00eb n\u00eb depozitoret e shum\u00eb shp\u00ebrndarjeve dhe p\u00ebrdoret si nj\u00eb zgjidhje standarde n\u00eb PCLinuxOS dhe Linux Mint. Vulnerabiliteti \u00ebsht\u00eb eliminuar n\u00eb l\u00ebshimin Timeshift 20.03<\/a><\/noindex>.<\/p>\n

Problemi shkaktohet nga nj\u00eb trajtim i pap\u00ebrshtatsh\u00ebm i direktoris\u00eb publik\u00eb \/tmp. Gjat\u00eb krijimit t\u00eb nj\u00eb backup, programi krijon direktorin\u00eb \/tmp\/timeshift, n\u00eb t\u00eb cil\u00ebn krijohet nj\u00eb n\u00ebn direktor me nj\u00eb em\u00ebr t\u00eb rast\u00ebsish\u00ebm, duke p\u00ebrmbajtur nj\u00eb skript shell me komanda q\u00eb ekzekutohet me t\u00eb drejtat root. N\u00ebn direktori me skriptin ka nj\u00eb em\u00ebr t\u00eb paparashikuesh\u00ebm, por vet\u00eb \/tmp\/timeshift \u00ebsht\u00eb parashikues dhe nuk kontrollohet p\u00ebr z\u00ebvend\u00ebsim ose krijimin e nj\u00eb lidhjeje simbolike n\u00eb vend t\u00eb tij. Nj\u00eb sulmues mund t\u00eb krijoj\u00eb me emrin e tij direktorin\u00eb \/tmp\/timeshift, dhe m\u00eb pas t\u00eb ndjek\u00eb shfaqjen e n\u00ebn direktorive dhe t\u00eb z\u00ebvend\u00ebsoj\u00eb k\u00ebt\u00eb n\u00ebn direktor dhe skedarin n\u00eb t\u00eb. Gjat\u00eb pun\u00ebs, Timeshift do t\u00eb ekzekutoj\u00eb me t\u00eb drejtat root nj\u00eb skript q\u00eb nuk \u00ebsht\u00eb gjeneruar nga programi, por nj\u00eb skedar t\u00eb z\u00ebvend\u00ebsuar nga sulmuesi.<\/p>\n

<\/a><\/noindex><\/p>\n

Burimi: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0412 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0438 Timeshift \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2020-10174), \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043b\u043e\u043a\u0430\u043b\u044c\u043d\u043e\u043c\u0443 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044e \u0432\u044b\u043f\u043e\u043b\u043d\u0438\u0442\u044c \u043a\u043e\u0434 \u0441 \u043f\u0440\u0430\u0432\u0430\u043c\u0438 root. Timeshift \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0441\u043e\u0431\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u0443 \u0440\u0435\u0437\u0435\u0440\u0432\u043d\u043e\u0433\u043e \u043a\u043e\u043f\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0449\u0443\u044e rsync \u0441 \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u043e\u0439 \u0436\u0451\u0441\u0442\u043a\u0438\u0445 \u0441\u0441\u044b\u043b\u043e\u043a \u0438\u043b\u0438 \u0441\u043d\u0430\u043f\u0448\u043e\u0442\u044b Btrfs \u0434\u043b\u044f \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0441\u0442\u0438, \u043f\u043e\u0445\u043e\u0436\u0435\u0439 \u043d\u0430 System Restore \u0432 Windows \u0438 Time Machine \u0432 macOS. \u041f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0430 \u0432\u0445\u043e\u0434\u0438\u0442 \u0432 \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0438 \u043c\u043d\u043e\u0433\u0438\u0445 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u043e\u0432 \u0438 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u0432 PCLinuxOS […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-73477","post","type-post","status-publish","format-standard","hentry","category-novosti-interneta"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Vulnerabilitet n\u00eb Timeshift, q\u00eb lejon ngritjen e privilegjeve 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