Spole\u010dnost Cloudflare zve\u0159ejnila statistiky o povaze provozu zpracov\u00e1van\u00e9ho syst\u00e9mem dod\u00e1vky obsahu od 1. dubna 2023 do 31. b\u0159ezna 2024. Za rok se pod\u00edl podez\u0159el\u00e9ho, \u0161kodliv\u00e9ho nebo spamov\u00e9ho HTTP provozu, kter\u00fd byl blokov\u00e1n nebo p\u0159esm\u011brov\u00e1n na ov\u011b\u0159ovac\u00ed str\u00e1nky pro filtrov\u00e1n\u00ed bot\u016f (ov\u011b\u0159en\u00ed JavaScriptu nebo CAPTCHA), zv\u00fd\u0161il z 6 % na 6,8 % pr\u016fm\u011brn\u011b za rok. \u0160pi\u010dkov\u00e9 hodnoty takov\u00e9ho provozu dosahovaly 12 % v ur\u010dit\u00fdch dnech. <\/p>\n
53.9 % z blokovan\u00e9ho nebo nasm\u011brovan\u00e9ho na dodate\u010dnou kontrolu provozu poch\u00e1z\u00ed z \u0161kodliv\u00e9 \u010dinnosti, pokus\u016f o \u00fatoky a aktivit bot\u016f, 37.1 % \u2014 z DDoS \u00fatok\u016f a 7.2 % \u2014 z dotaz\u016f s IP adress<\/a>, kter\u00e9 maj\u00ed \u0161patnou pov\u011bst a nach\u00e1zej\u00ed se na \u010dern\u00fdch listin\u00e1ch. <\/p>\n P\u0159esto\u017ee nejb\u011b\u017en\u011bj\u0161\u00edm typem \u00fatok\u016f na webov\u00e9 aplikace z\u016fst\u00e1vaj\u00ed DDoS \u00fatoky, kter\u00e9 zp\u016fsobuj\u00ed nedostupnost slu\u017eeb, je zaznamen\u00e1v\u00e1n vzr\u016fst \u00fatok\u016f zam\u011b\u0159en\u00fdch na vyu\u017e\u00edv\u00e1n\u00ed neopravovan\u00fdch zranitelnost\u00ed. Spr\u00e1vc\u016fm se doporu\u010duje neodkl\u00e1dat instalaci aktualizac\u00ed k odstran\u011bn\u00ed kritick\u00fdch zranitelnost\u00ed, nebo\u0165 takov\u00e9 \u00fatoky se st\u00e1vaj\u00ed \u010d\u00edm d\u00e1l rychlej\u0161\u00edmi. Nap\u0159\u00edklad produkt JetBrains TeamCity byl napaden pouze 22 minut po zve\u0159ejn\u011bn\u00ed prototypu exploit\u016f pro neopravovanou zranitelnost CVE-2024-27198, kter\u00e1 umo\u017e\u0148uje p\u0159\u00edstup bez autentizace. Mezi nejaktivn\u011bj\u0161\u00edmi \u00fatoky se zmi\u0148uj\u00ed pokusy o vyu\u017eit\u00ed zranitelnost\u00ed v Apache Struts (CVE-2023-50164), Apache Spark (CVE-2022-33891), Adobe ColdFusion (CVE-2023-29298, CVE-2023-38203, CVE-2023-26360) a MobileIron (CVE-2023-35082). <\/p>\n 31,2 % z celkov\u00e9ho provozu souvis\u00ed s aktivitou bot\u016f, p\u0159i\u010dem\u017e pouze 7 % po\u017eadavk\u016f od bot\u016f generuj\u00ed zn\u00e1m\u00e9 legitimn\u00ed slu\u017eby, jako jsou vyhled\u00e1va\u010de, zb\u00fdvaj\u00edc\u00edch 93 % je za\u0159azeno do kategorie nezn\u00e1m\u00fdch bot\u016f, kter\u00e9 potenci\u00e1ln\u011b mohou vykon\u00e1vat \u0161kodliv\u00e9 \u010dinnosti. <\/p>\n Mezi trendy se tak\u00e9 zaznamen\u00e1v\u00e1 n\u00e1r\u016fst provozu souvisej\u00edc\u00edho s p\u0159\u00edstupem k Web API, kter\u00e1 vracej\u00ed odpov\u011bdi ve form\u00e1tech JSON nebo XML. Pod\u00edl takov\u00fdch dotaz\u016f dos\u00e1hl 60 % z celkov\u00e9ho dynamicky generovan\u00e9ho (neprov\u00e1d\u011bn\u00e9ho v cache) provozu. Podle odhad\u016f Cloudflare je t\u0159etina dotaz\u016f na API spojena s p\u0159\u00edstupem k \u201est\u00ednov\u00fdm\u201c API zpracovatel\u016fm, kter\u00e9 organizace nezohled\u0148uj\u00ed (v\u00fdslovn\u011b se nep\u0159edstavuj\u00ed jako ve\u0159ejn\u011b dostupn\u00e1 Web API) a nejsou spr\u00e1vn\u011b chr\u00e1n\u011bna. <\/p>\n Pr\u016fm\u011brn\u011b firemn\u00ed klienti Cloudflare pou\u017e\u00edvaj\u00ed ve sv\u00fdch webov\u00fdch slu\u017eb\u00e1ch 47 extern\u00edch skript\u016f. Mezi nejpopul\u00e1rn\u011bj\u0161\u00edmi poskytovateli extern\u00edch skript\u016f jsou Google (Tag Manager, Analytics, Ads, Translate, reCAPTCHA, YouTube), Meta (Facebook Pixel, Instagram), Cloudflare (Web Analytics), jsDelivr, New Relic, Appcues, Microsoft (Clarity, Bing, LinkedIn), jQuery, WordPress (Web Analytics, pluginy), Pinterest, UNPKG, TikTok a Hotjar. <\/p>\n B\u011bhem provozu firemn\u00edch webov\u00fdch aplikac\u00ed se pr\u016fm\u011brn\u011b p\u0159ipojuje t\u00e9m\u011b\u0159 k 50 extern\u00edm slu\u017eb\u00e1m (v\u011bt\u0161inou pou\u017e\u00edvan\u00e9 extern\u00ed skripty odes\u00edlaj\u00ed data na extern\u00ed hostitele, nap\u0159\u00edklad Google Analytics pos\u00edl\u00e1 statistiky na servery<\/a> Google). Mezi nejpopul\u00e1rn\u011bj\u0161\u00ed extern\u00ed slu\u017eby, k nim\u017e se p\u0159ipojuje, pat\u0159\u00ed: Google (Analytics, Ads), Microsoft (Clarity, Bing, LinkedIn), Meta (Facebook Pixel), Hotjar, Kaspersky, Sentry, Criteo, tawk.to, OneTrust, New Relic a PayPal. \u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Cloudflare \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0443 \u043e \u0445\u0430\u0440\u0430\u043a\u0442\u0435\u0440\u0435 \u0442\u0440\u0430\u0444\u0438\u043a\u0430, \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0430\u043d\u043d\u043e\u0433\u043e \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u043e\u0439 \u0434\u043e\u0441\u0442\u0430\u0432\u043a\u0438 \u043a\u043e\u043d\u0442\u0435\u043d\u0442\u0430 \u0441 1 \u0430\u043f\u0440\u0435\u043b\u044f 2023 \u0433\u043e\u0434\u0430 \u043f\u043e 31 \u043c\u0430\u0440\u0442\u0430 2024 \u0433\u043e\u0434\u0430. \u0417\u0430 \u0433\u043e\u0434 \u0434\u043e\u043b\u044f \u0441\u043e\u043c\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0433\u043e, \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u043e\u0433\u043e \u0438\u043b\u0438 \u043c\u0443\u0441\u043e\u0440\u043d\u043e\u0433\u043e HTTP-\u0442\u0440\u0430\u0444\u0438\u043a\u0430, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0431\u044b\u043b \u0431\u043b\u043e\u043a\u0438\u0440\u043e\u0432\u0430\u043d \u0438\u043b\u0438 \u043f\u0435\u0440\u0435\u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d \u043d\u0430 \u043f\u0440\u043e\u0432\u0435\u0440\u043e\u0447\u043d\u044b\u0435 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u044b \u0434\u043b\u044f \u043e\u0442\u0441\u0435\u0438\u0432\u0430\u043d\u0438\u044f \u0431\u043e\u0442\u043e\u0432 (JavaScript-\u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 \u0438\u043b\u0438 \u043a\u0430\u043f\u0447\u0430), \u0443\u0432\u0435\u043b\u0438\u0447\u0438\u043b\u0430\u0441\u044c \u0441 6% \u0434\u043e 6.8% \u0432 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Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"