{"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\/et\/blog\/news\/uyazvimosti-v-redis-ghostscript-asterisk-i-parse-server","title":{"rendered":"Haavatavused Redis, Ghostscript, Asterisk ja Parse Server","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>M\u00f5ned hiljuti avastatud ohtlikud haavatavused:  <\/p>\n<ul>\n<li class=\"l\"> CVE-2022-24834 \u2014 Redis andmebaasi haavatavus, mis v\u00f5imaldab bufrite \u00fclevoolu cjson ja cmsgpack teekides, kui k\u00e4ivitatakse spetsiaalselt kujundatud Lua skript. Potentsiaalselt v\u00f5ib haavatavus viia kaugraudse t\u00e4itmise, <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/et\/server\/dts-newyork\/\"   title=\"serveris\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2763\">serveris<\/a>. Probleem ilmneb alates Redis versioonist 2.6 ja on k\u00f5rvaldatud versioonides 7.0.12, 6.2.13 ja 6.0.20. Kaitseks v\u00f5ib ACL kaudu keelata Redis kasutajatel k\u00e4ivitada k\u00e4ske EVAL ja EVALSHA.\n<li class=\"l\"> CVE-2023-36824 \u2014 haavatavus Redis andmebaasis, mis toob kaasa puhvri \u00fclevoolu, kui t\u00f6\u00f6deldakse v\u00f5tme nimesid, mis on saadetud k\u00e4skudega COMMAND GETKEYS v\u00f5i COMMAND GETKEYSANDFLAGS, samuti v\u00f5tme loendeid ACL reeglites. Potentsiaalselt v\u00f5ib see haavatavus viia kaugel asuva koodi t\u00e4itmiseni. Probleem ilmneb ainult haru 7.0.x puhul ja on k\u00f5rvaldatud versioonis 7.0.12.\n<li class=\"l\"> CVE-2022-23537 \u2014 Asterisk kommunikatsiooni platvormi haavatavus, mis p\u00f5hjustab bufrite \u00fclevoolu anal\u00fc\u00fcsimisel. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/et\/server\/dts-prohoster\/\"   title=\"serverilt\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3076\">serverilt<\/a> spetsiaalselt koostatud STUN s\u00f5numeid, milles on m\u00e4\u00e4ratud tundmatu atribuut. Probleem ilmneb Asteriski ICE v\u00f5i WebRTC protokollide kasutamisel. Haavatavus on k\u00f5rvaldatud versioonides 16.30.1, 18.18.1, 19.8.1 ja 20.3.1.\n<li class=\"l\"> CVE-2023-36664 \u2014 Ghostscripti haavatavus, mis on dokumentide t\u00f6\u00f6tlemise, konverteerimise ja genereerimise t\u00f6\u00f6riistade komplekt PostScript ja PDF formaatides, lubades t\u00e4ita suvalist koodi spetsiaalselt kujundatud PostScript dokumentide avamisel. Probleem tuleneb failinimede vale k\u00e4sitlemise t\u00f5ttu, kus nimed algavad s\u00fcmbolist \u201e|\u201d v\u00f5i prefiksist %pipe%. Haavatavus on k\u00f5rvaldatud Ghostscripti v\u00e4ljalaskes 10.01.2.\n<p>Paljudes keskkondades kutsub Ghostscript esile t\u00f6\u00f6laua miniatuuride loomise v\u00f5i taustandmete indekseerimise protsessi, seega m\u00f5nikord piisab lihtsalt eksploitatava failiga faili \u00fcleslaadimisest v\u00f5i selle katalooge Nautiluses vaatamisest. Serveris\u00fcsteemide r\u00fcndamiseks v\u00f5ib kasutada ImageMagick ja GraphicsMagick pakette piltide t\u00f6\u00f6tlemiseks, mis kutsuvad Ghostscripti JPEG v\u00f5i PNG-failide edastamisel, kus pildi asemel on PostScripti kood (sellist faili t\u00f6\u00f6deldakse Ghostscriptis, kuna MIME-t\u00fc\u00fcpi tuvastatakse sisu j\u00e4rgi, mitte toetudes faili laiendusele).    <\/p>\n<li class=\"l\"> CVE-2023-36475 \u2014 Parse Serveri haavatavus, mis on Node.js taustarakendus, mis t\u00f6\u00f6tab web-raamistikuga Express, v\u00f5imaldades kaugelt oma koodi serveris k\u00e4ivitada. Haavatavus v\u00f5imaldab JavaScripti objektide protot\u00fc\u00fcbi saastamise meetodi rakendamist (\u201eprototype pollution\u201d) oma koodi t\u00e4itmiseks MongoDB BSON-parsija kaudu. Haavatavusele on m\u00e4\u00e4ratud ohtlikkuse tase 9.8 k\u00fcmnest. Probleem on lahendatud parse-serveri 5.5.2 ja 6.2.1 v\u00e4rskendustes.      <\/ul>\n<p>Allikas: <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 5.0.1.1 - 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