{"id":109367,"date":"2023-07-12T21:10:19","date_gmt":"2023-07-12T19:10:19","guid":{"rendered":"https:\/\/prohoster.info\/?p=109367"},"modified":"2023-07-13T09:57:04","modified_gmt":"2023-07-13T07:57:04","slug":"uyazvimosti-v-redis-ghostscript-asterisk-i-parse-server","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hr\/blog\/news\/uyazvimosti-v-redis-ghostscript-asterisk-i-parse-server","title":{"rendered":"Ranljivosti u Redis-u, Ghostscript-u, Asterisk-u i Parse Server-u","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Nekoliko nedavno otkrivenih opasnih ranjivosti:  <\/p>\n<ul>\n<li class=\"l\"> CVE-2022-24834 &#8212; ranjivost u bazi podataka Redis koja omogu\u0107ava prelivanje bafera u bibliotekama cjson i cmsgpack prilikom izvr\u0161avanja posebno prilago\u0111enog skripta na jeziku Lua. Potencijalno, ova ranjivost mo\u017ee omogu\u0107iti udaljeno izvr\u0161avanje koda na <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/hr\/server\/dts-newyork\/\"   title=\"serveru\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2763\">serveru<\/a>. Problem se manifestuje od Redis 2.6 i re\u0161en je u izdanjima 7.0.12, 6.2.13 i 6.0.20. Kao zaobilazno re\u0161enje za\u0161tite, mo\u017ee se putem ACL-a zabraniti korisnicima Redis-a da izvr\u0161avaju komande EVAL i EVALSHA.\n<li class=\"l\"> CVE-2023-36824 \u2014 ranjivost u SGBD Redis koja dovodi do prelivanja bafera prilikom obrade imena klju\u010deva prosle\u0111enih putem komande COMMAND GETKEYS ili COMMAND GETKEYSANDFLAGS, kao i listi klju\u010deva u ACL pravilima. Potencijalno, ranjivost mo\u017ee dovesti do daljinskog izvr\u0161avanja koda na serveru. Problem se manifestuje samo u grani 7.0.x i re\u0161en je u izdanju 7.0.12.\n<li class=\"l\"> CVE-2022-23537 &#8212; ranjivost u komunikacijskoj platformi Asterisk koja dovodi do prelivanja bafera prilikom parsiranja <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/hr\/server\/dts-prohoster\/\"   title=\"serverom\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3076\">serverom<\/a> posebno oblikovanih STUN poruka koje sadr\u017ee nepoznatu atribuciju. Problem se manifestuje prilikom kori\u0161\u0107enja Asteriska u protokolima ICE ili WebRTC. Ranjivost je re\u0161en u izdanjima 16.30.1, 18.18.1, 19.8.1 i 20.3.1.\n<li class=\"l\"> CVE-2023-36664 &#8212; ranjivost u Ghostscriptu, setu alata za obradu, konverziju i generaciju dokumenata u formatima PostScript i PDF, koja omogu\u0107ava izvr\u0161avanje proizvoljnog koda prilikom otvaranja posebno oblikovanih dokumenata u formatu PostScript. Problem je uzrokovan neispravnim obradama imena datoteka koje zapo\u010dinju simbolom &#171;|&#187; ili prefiksom %pipe%. Ranjivost je ispravljena u izdanju Ghostscript 10.01.2.\n<p>U mnogim okru\u017eenjima Ghostscript se poziva prilikom kreiranja miniatura na radnoj povr\u0161ini ili tokom pozadinske indeksacije podataka, tako da ponekad za napad mo\u017ee biti dovoljno jednostavno u\u010ditati fajl sa eksploitom ili pregledati direktorijum sa njim u Nautilusu. Napad na servere mo\u017ee se organizovati putem obrada slika zasnovanih na paketima ImageMagick i GraphicsMagick, koji pozivaju Ghostscript pri prosle\u0111ivanju JPEG ili PNG fajlova, gde se umesto slike nalazi PostScript kod (takav fajl \u0107e biti obra\u0111en u Ghostscript-u, jer se MIME tip prepoznaje po sadr\u017eaju, a ne oslanjaju\u0107i se na ekstenziju).    <\/p>\n<li class=\"l\"> CVE-2023-36475 &#8212; ranjivost u Parse Serveru, backendu za Node.js, koji radi sa web okvirom Express, \u0161to omogu\u0107ava udaljeno izvr\u0161avanje vlastitog koda na serveru. Ranjivost omogu\u0107ava kori\u0161tenje metode zaga\u0111enja prototipa JavaScript objekata (&#171;prototype pollution&#187;) za izvr\u0161avanje vlastitog koda preko BSON parsera MongoDB. Ova ranjivost je ocijenjena sa 9.8 od 10. Problem je ispravljen u a\u017euriranjima parse-server  5.5.2  i 6.2.1.      <\/ul>\n<p>Izvor: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=59430\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u043d\u0435\u0434\u0430\u0432\u043d\u043e \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u043d\u044b\u0445 \u043e\u043f\u0430\u0441\u043d\u044b\u0445 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439: CVE-2022-24834 &#8212; \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0432 \u0421\u0423\u0411\u0414 Redis, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u0431\u0443\u0444\u0435\u0440\u0430 \u0432 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0430\u0445 cjson \u0438 cmsgpack \u043f\u0440\u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0438 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u0441\u0446\u0435\u043d\u0430\u0440\u0438\u044f \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Lua. \u041f\u043e\u0442\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043c\u043e\u0436\u0435\u0442 \u043f\u0440\u0438\u0432\u0435\u0441\u0442\u0438 \u043a \u0443\u0434\u0430\u043b\u0451\u043d\u043d\u043e\u043c\u0443 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044e \u043a\u043e\u0434\u0430 \u043d\u0430 \u0441\u0435\u0440\u0432\u0435\u0440\u0435. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u043f\u0440\u043e\u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 Redis 2.6 \u0438 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430 \u0432 \u0432\u044b\u043f\u0443\u0441\u043a\u0430\u0445 7.0.12, 6.2.13 \u0438 6.0.20. \u0412 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u043e\u0431\u0445\u043e\u0434\u043d\u043e\u0433\u043e [&hellip;]<\/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-109367","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u043d\u0435\u0434\u0430\u0432\u043d\u043e \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u043d\u044b\u0445 \u043e\u043f\u0430\u0441\u043d\u044b\u0445 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439: CVE-2022-24834 - \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0432 \u0421\u0423\u0411\u0414 Redis, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u0431\u0443\u0444\u0435\u0440\u0430 \u0432 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0430\u0445 cjson \u0438 cmsgpack \u043f\u0440\u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0438 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/hr\/blog\/news\/uyazvimosti-v-redis-ghostscript-asterisk-i-parse-server\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.4\" \/>\n\t\t<meta property=\"og:locale\" content=\"hr_HR\" \/>\n\t\t<meta property=\"og:site_name\" content=\"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"\ud83e\udd47\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u0432 Redis, Ghostscript, Asterisk \u0438 Parse Server | ProHoster\" \/>\n\t\t<meta property=\"og:description\" content=\"\u041d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u043d\u0435\u0434\u0430\u0432\u043d\u043e \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u043d\u044b\u0445 \u043e\u043f\u0430\u0441\u043d\u044b\u0445 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439: CVE-2022-24834 - \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0432 \u0421\u0423\u0411\u0414 Redis, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u0431\u0443\u0444\u0435\u0440\u0430 \u0432 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0430\u0445 cjson \u0438 cmsgpack \u043f\u0440\u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0438 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/hr\/blog\/news\/uyazvimosti-v-redis-ghostscript-asterisk-i-parse-server\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:width\" content=\"350\" \/>\n\t\t<meta property=\"og:image:height\" content=\"350\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2023-07-12T19:10:19+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2023-07-13T07:57:04+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"\ud83e\udd47Ranjivosti u Redis, Ghostscript, Asterisk i Parse Server | ProHoster","description":"Nekoliko nedavno otkrivenih opasnih ranjivosti: CVE-2022-24834 - ranjivost u SGBD-u Redis, koja omogu\u0107ava izazivanje preljeva bafera u bibliotekama cjson i cmsgpack pri izvr\u0161avanju posebno oblikovanih zahtjeva.","canonical_url":"https:\/\/prohoster.info\/hr\/blog\/news\/uyazvimosti-v-redis-ghostscript-asterisk-i-parse-server","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"hr_HR","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u0432 Redis, Ghostscript, Asterisk \u0438 Parse Server | ProHoster","og:description":"\u041d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u043d\u0435\u0434\u0430\u0432\u043d\u043e \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u043d\u044b\u0445 \u043e\u043f\u0430\u0441\u043d\u044b\u0445 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439: CVE-2022-24834 - \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0432 \u0421\u0423\u0411\u0414 Redis, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u0431\u0443\u0444\u0435\u0440\u0430 \u0432 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0430\u0445 cjson \u0438 cmsgpack \u043f\u0440\u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0438 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e.","og:url":"https:\/\/prohoster.info\/hr\/blog\/news\/uyazvimosti-v-redis-ghostscript-asterisk-i-parse-server","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2023-07-12T19:10:19+00:00","article:modified_time":"2023-07-13T07:57:04+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"109367","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"seo_analyzer_scan_date":null,"breadcrumb_settings":null,"limit_modified_date":false,"reviewed_by":null,"ai":null,"created":"2026-02-09 21:40:03","updated":"2026-02-09 21:46:52","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/posts\/109367","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/comments?post=109367"}],"version-history":[{"count":2,"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/posts\/109367\/revisions"}],"predecessor-version":[{"id":160357,"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/posts\/109367\/revisions\/160357"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/media?parent=109367"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/categories?post=109367"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/tags?post=109367"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}