{"id":84776,"date":"2020-06-11T01:41:55","date_gmt":"2020-06-10T23:41:55","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/uyazvimost-vo-freebsd-ekspluatiruemaya-cherez-vredonosnoe-usb-ustrojstvo"},"modified":"2020-06-11T01:41:55","modified_gmt":"2020-06-10T23:41:55","slug":"uyazvimost-vo-freebsd-ekspluatiruemaya-cherez-vredonosnoe-usb-ustrojstvo","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/news\/uyazvimost-vo-freebsd-ekspluatiruemaya-cherez-vredonosnoe-usb-ustrojstvo","title":{"rendered":"Dob\u00ebsi n\u00eb FreeBSD q\u00eb shfryt\u00ebzohet p\u00ebrmes nj\u00eb pajisjeje USB dashakeqe","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

N\u00eb FreeBSD \u00ebsht\u00eb eliminuar<\/a><\/noindex> nj\u00eb dob\u00ebsi n\u00eb stek\u00ebn USB (CVE-2020-7456), e cila lejon ekzekutimin e kodit n\u00eb nivelin e b\u00ebrtham\u00ebs ose n\u00eb hap\u00ebsir\u00ebn e p\u00ebrdoruesit kur lidhet me nj\u00eb sistem pajisje USB keqdash\u00ebse. D\u00ebskriptuesit e pajisjeve USB HID (Dispositivi i Nd\u00ebrfaqes Njer\u00ebzore) mund t\u00eb vendosin dhe t\u00eb nxjerrin gjendjen aktuale, duke lejuar grupimin e p\u00ebrshkrimeve t\u00eb elementeve n\u00eb grupe me shum\u00eb nivele. FreeBSD mb\u00ebshtet deri n\u00eb 4 nivele t\u00eb tilla nxjerrjeje. N\u00ebse niveli nuk \u00ebsht\u00eb rikuperuar gjat\u00eb p\u00ebrpunimit t\u00eb t\u00eb nj\u00ebjtit element HID, b\u00ebhet nj\u00eb thirrje n\u00eb nj\u00eb zon\u00eb t\u00eb pavlefshme t\u00eb memories. Problemi \u00ebsht\u00eb zgjidhur n\u00eb p\u00ebrdit\u00ebsimet FreeBSD 11.3-RELEASE-p10 dhe 12.1-RELEASE-p6. Si nj\u00eb zgjidhje alternative p\u00ebr mbrojtje, rekomandohet t\u00eb vendosni parametrin \"sysctl hw.usb.disable_enumeration=1\".<\/p>\n

Dob\u00ebsia u zbulua nga Andy Nguyen nga Google dhe nuk kryq\u00ebzohet me nj\u00eb tjet\u00ebr problem t\u00eb sapoidentifikuar, e njoftuar<\/a><\/noindex> nga k\u00ebrkuesit nga Universiteti Purdue dhe Shkolla Federal Teknologjike e Lozan\u00ebs. K\u00ebta k\u00ebrkues zhvilluan mjetin USBFuzz, i cili simulon nj\u00eb pajisje USB t\u00eb pap\u00ebrshtatshme p\u00ebr testim fuzzing t\u00eb drejtor\u00ebve USB. USBFuzz pritet t\u00eb lancoj\u00eb s\u00eb shpejti. Me ndihm\u00ebn e mjetit t\u00eb ri u identifikuan 26 dob\u00ebsi, nga t\u00eb cilat 18 n\u00eb Linux, 4 n\u00eb Windows, 3 n\u00eb macOS dhe nj\u00eb n\u00eb FreeBSD. Detajet n\u00eb lidhje me k\u00ebto probleme ende nuk jan\u00eb publikuar, vet\u00ebm \u00ebsht\u00eb p\u00ebrmendur se p\u00ebr 10 dob\u00ebsi jan\u00eb marr\u00eb identifikues CVE, nd\u00ebrsa problemet q\u00eb manifestohen n\u00eb Linux jan\u00eb rregulluar tashm\u00eb.<\/a><\/noindex>Nj\u00eb teknik\u00eb t\u00eb ngjashme t\u00eb testimit fuzzing aplikon<\/a><\/noindex> Andrey Konovalov nga Google, i cili gjat\u00eb disa viteve t\u00eb fundit identifikuar<\/a><\/noindex> 44<\/a><\/noindex> mang\u00ebsive<\/a><\/noindex> n\u00eb stek\u00ebn USB t\u00eb Linux.<\/p>\n

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

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

\u0412\u043e FreeBSD \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0432 USB-\u0441\u0442\u0435\u043a\u0435 (CVE-2020-7456), \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u043e\u0432\u0430\u0442\u044c \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u043a\u043e\u0434\u0430 \u043d\u0430 \u0443\u0440\u043e\u0432\u043d\u0435 \u044f\u0434\u0440\u0430 \u0438\u043b\u0438 \u0432 \u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0441\u0442\u0432\u0435 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f \u043f\u0440\u0438 \u043f\u043e\u0434\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0438 \u043a \u0441\u0438\u0441\u0442\u0435\u043c\u0435 \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u043e\u0433\u043e USB-\u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430. \u0414\u0435\u0441\u043a\u0440\u0438\u043f\u0442\u043e\u0440\u044b \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432 USB HID (Human Interface Device) \u043c\u043e\u0433\u0443\u0442 \u043f\u043e\u043c\u0435\u0449\u0430\u0442\u044c \u0438 \u0438\u0437\u0432\u043b\u0435\u043a\u0430\u0442\u044c \u0442\u0435\u043a\u0443\u0449\u0435\u0435 \u0441\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044f \u043e\u0431\u044a\u0435\u0434\u0438\u043d\u044f\u0442\u044c \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u044f \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 \u0432 \u043c\u043d\u043e\u0433\u043e\u0443\u0440\u043e\u0432\u043d\u0435\u0432\u044b\u0435 \u0433\u0440\u0443\u043f\u043f\u044b. FreeBSD \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442 \u0434\u043e 4 \u043f\u043e\u0434\u043e\u0431\u043d\u044b\u0445 \u0443\u0440\u043e\u0432\u043d\u0435\u0439 \u0438\u0437\u0432\u043b\u0435\u0447\u0435\u043d\u0438\u044f. \u0415\u0441\u043b\u0438 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043d\u0435 […]<\/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-84776","post","type-post","status-publish","format-standard","hentry","category-news"],"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\udd47Dob\u00ebsia n\u00eb FreeBSD, e shfryt\u00ebzuar p\u00ebrmes nj\u00eb pajisjeje USB malinje | 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