{"id":36164,"date":"2019-10-31T22:09:56","date_gmt":"2019-10-31T19:09:56","guid":{"rendered":"https:\/\/prohoster.info\/blog\/v-zavisimostyah-k-npm-paketu-s-ustanovshhikom-purescript-vyyavleny-vredonosnye-izmeneniya\/"},"modified":"2019-10-31T22:09:56","modified_gmt":"2019-10-31T19:09:56","slug":"v-zavisimostyah-k-npm-paketu-s-ustanovshhikom-purescript-vyyavleny-vredonosnye-izmeneniya","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/v-zavisimostyah-k-npm-paketu-s-ustanovshhikom-purescript-vyyavleny-vredonosnye-izmeneniya","title":{"rendered":"Se han detectado cambios maliciosos en las dependencias del paquete npm con instalador de PureScript.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>En las dependencias del paquete npm con el instalador de PureScript <noindex><a rel=\"nofollow\" href=\"https:\/\/harry.garrood.me\/blog\/malicious-code-in-purescript-npm-installer\/\">detectado<\/a><\/noindex> c\u00f3digo malicioso que se manifiesta al intentar instalar el paquete <noindex><a rel=\"nofollow\" href=\"https:\/\/www.npmjs.com\/package\/purescript\">purescript<\/a><\/noindex>. El c\u00f3digo malicioso est\u00e1 incrustado a trav\u00e9s de dependencias <noindex><a rel=\"nofollow\" href=\"https:\/\/npmjs.com\/package\/load-from-cwd-or-npm\">load-from-cwd-or-npm<\/a><\/noindex> y <noindex><a rel=\"nofollow\" href=\"https:\/\/npmjs.com\/package\/rate-map\">rate-map<\/a><\/noindex>. Es notable que el mantenimiento de los paquetes con esas dependencias es gestionado por el autor original del paquete npm con el instalador de PureScript, quien hasta hace poco gestionaba este paquete npm, pero hace aproximadamente un mes, el paquete pas\u00f3 a otros mantenedores. <\/p>\n<p> El problema fue descubierto por uno de los nuevos mantenedores del paquete, a quien se le transfirieron los derechos de mantenimiento despu\u00e9s de muchas disputas y desagradables discusiones con el autor original del paquete npm purescript. Los nuevos mantenedores son responsables del compilador PureScript y insistieron en que el paquete npm con su instalador deber\u00eda ser mantenido por los mismos responsables, y no por un tercero. El autor del paquete npm con el instalador de PureScript no estuvo de acuerdo durante mucho tiempo, pero finalmente cedi\u00f3 y transfiri\u00f3 el acceso al repositorio. Sin embargo, algunas dependencias quedaron bajo su gesti\u00f3n.<\/p>\n<p>La semana pasada se lanz\u00f3 la versi\u00f3n 0.13.2 del compilador PureScript y<br \/>\nLos nuevos mantenedores han preparado una actualizaci\u00f3n correspondiente del paquete npm con el instalador, en cuyas dependencias se detect\u00f3 c\u00f3digo malicioso. El autor del paquete npm con el instalador PureScript, retirado de su puesto, declar\u00f3 que su cuenta hab\u00eda sido comprometida por atacantes desconocidos. Sin embargo, en su forma actual, las acciones del c\u00f3digo malicioso se limitaron \u00fanicamente al sabotaje de la instalaci\u00f3n del paquete, que se convirti\u00f3 en la primera versi\u00f3n de los nuevos mantenedores. Las acciones maliciosas consist\u00edan en un bucle con un mensaje de error al intentar instalar el paquete con el comando &#171;npm i -g purescript&#187; sin realizar actividad maliciosa expl\u00edcita.<\/p>\n<p>Se identificaron dos ataques. Unas horas despu\u00e9s del lanzamiento oficial de la nueva versi\u00f3n del paquete npm purescript, alguien cre\u00f3 una nueva versi\u00f3n de la dependencia load-from-cwd-or-npm 3.0.2, cuyos cambios provocaron que la llamada a loadFromCwdOrNpm() devolviera un flujo <noindex><a rel=\"nofollow\" href=\"https:\/\/nodejs.org\/api\/stream.html#stream_class_stream_passthrough\">PassThrough<\/a><\/noindex>, que refleja las solicitudes de entrada como valores de salida. <\/p>\n<p>Despu\u00e9s de 4 d\u00edas, tras el an\u00e1lisis de los desarrolladores sobre el origen de las fallas y mientras se dispon\u00edan a lanzar una actualizaci\u00f3n para eliminar load-from-cwd-or-npm de las dependencias, los atacantes lanzaron otra actualizaci\u00f3n de load-from-cwd-or-npm 3.0.4, en la que se elimin\u00f3 el c\u00f3digo malicioso. Sin embargo, casi de inmediato se lanz\u00f3 una actualizaci\u00f3n de otra dependencia rate-map 1.0.3, que incluy\u00f3 una correcci\u00f3n que bloquea la llamada de callback para la carga. Es decir, en ambos casos, los cambios en las nuevas versiones de load-from-cwd-or-npm y rate-map fueron claramente una forma de sabotaje. Adem\u00e1s, el c\u00f3digo malicioso inclu\u00eda una verificaci\u00f3n que activaba las acciones fallidas solo al instalar la versi\u00f3n de los nuevos mantenedores, sin manifestarse al instalar versiones anteriores.<\/p>\n<p>Los desarrolladores resolvieron el problema lanzando una actualizaci\u00f3n en la que se eliminaron las dependencias problem\u00e1ticas. Para evitar que el c\u00f3digo comprometido se quede en los sistemas de los usuarios despu\u00e9s de intentar instalar la versi\u00f3n problem\u00e1tica de PureScript, se recomienda eliminar el contenido de los directorios node_modules y los archivos package-lock.json, y luego establecer como l\u00edmite inferior la versi\u00f3n purescript 0.13.2.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fuente: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51093\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u0437\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0441\u0442\u044f\u0445 \u043a npm-\u043f\u0430\u043a\u0435\u0442\u0443 \u0441 \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u0449\u0438\u043a\u043e\u043c PureScript \u0432\u044b\u044f\u0432\u043b\u0435\u043d \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u044b\u0439 \u043a\u043e\u0434, \u043f\u0440\u043e\u044f\u0432\u043b\u044f\u044e\u0449\u0438\u0439\u0441\u044f \u043f\u0440\u0438 \u043f\u043e\u043f\u044b\u0442\u043a\u0435 \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0438 \u043f\u0430\u043a\u0435\u0442\u0430 purescript. \u0412\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u044b\u0439 \u043a\u043e\u0434 \u0432\u0441\u0442\u0440\u043e\u0435\u043d \u0447\u0435\u0440\u0435\u0437 \u0437\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0441\u0442\u0438 load-from-cwd-or-npm \u0438 rate-map. \u041f\u0440\u0438\u043c\u0435\u0447\u0430\u0442\u0435\u043b\u044c\u043d\u043e, \u0447\u0442\u043e \u0441\u043e\u043f\u0440\u043e\u0432\u043e\u0436\u0434\u0435\u043d\u0438\u0435\u043c \u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u0441 \u0434\u0430\u043d\u043d\u044b\u043c\u0438 \u0437\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0441\u0442\u044f\u043c\u0438 \u0437\u0430\u043d\u0438\u043c\u0430\u0435\u0442\u0441\u044f \u0438\u0437\u043d\u0430\u0447\u0430\u043b\u044c\u043d\u044b\u0439 \u0430\u0432\u0442\u043e\u0440 npm-\u043f\u0430\u043a\u0435\u0442\u0430 \u0441 \u0438\u043d\u0441\u0442\u0430\u043b\u043b\u044f\u0442\u043e\u0440\u043e\u043c PureScript, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0434\u043e \u043d\u0435\u0434\u0430\u0432\u043d\u0438\u0445 \u043f\u043e\u0440 \u0437\u0430\u043d\u0438\u043c\u0430\u043b\u0441\u044f \u0441\u043e\u043f\u0440\u043e\u0432\u043e\u0436\u0434\u0435\u043d\u0438\u0435\u043c \u0434\u0430\u043d\u043d\u043e\u0433\u043e npm-\u043f\u0430\u043a\u0435\u0442\u0430, \u043d\u043e \u043e\u043a\u043e\u043b\u043e \u043c\u0435\u0441\u044f\u0446\u0430 \u043d\u0430\u0437\u0430\u0434 \u043f\u0430\u043a\u0435\u0442 \u043f\u0435\u0440\u0435\u0448\u0451\u043b \u043a \u0434\u0440\u0443\u0433\u0438\u043c \u0441\u043e\u043f\u0440\u043e\u0432\u043e\u0436\u0434\u0430\u044e\u0449\u0438\u043c. [&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-36164","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0412 \u0437\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0441\u0442\u044f\u0445 \u043a npm-\u043f\u0430\u043a\u0435\u0442\u0443 \u0441 \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u0449\u0438\u043a\u043e\u043c PureScript \u0432\u044b\u044f\u0432\u043b\u0435\u043d \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u044b\u0439 \u043a\u043e\u0434, \u043f\u0440\u043e\u044f\u0432\u043b\u044f\u044e\u0449\u0438\u0439\u0441\u044f.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" 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