{"id":102350,"date":"2021-11-21T15:36:45","date_gmt":"2021-11-21T13:36:45","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/uyazvimosti-v-librecad-ruby-tensorflow-mailman-i-vim"},"modified":"2021-11-21T15:36:45","modified_gmt":"2021-11-21T13:36:45","slug":"uyazvimosti-v-librecad-ruby-tensorflow-mailman-i-vim","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/uyazvimosti-v-librecad-ruby-tensorflow-mailman-i-vim","title":{"rendered":"Vulnerabilidades no LibreCAD, Ruby, TensorFlow, Mailman e Vim","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>V\u00e1rias vulnerabilidades recentemente identificadas:  <\/p>\n<ul>\n<li class=\"l\"> Tr\u00eas vulnerabilidades no sistema livre de projeto assistido LibreCAD e na biblioteca libdxfrw, que permitem acionar um estouro de buffer controlado e, potencialmente, executar c\u00f3digo pr\u00f3prio ao abrir arquivos formatados especificamente nos formatos DWG e DXF. Os problemas foram corrigidos at\u00e9 agora apenas em forma de patches (CVE-2021-21898, CVE-2021-21899, CVE-2021-21900).\n<li class=\"l\"> Uma vulnerabilidade (CVE-2021-41817) no m\u00e9todo Date.parse, fornecido na biblioteca padr\u00e3o da linguagem Ruby. Defici\u00eancias nas express\u00f5es regulares utilizadas para analisar datas no m\u00e9todo Date.parse podem ser exploradas para ataques DoS, resultando em consumo significativo de recursos de CPU e uso de mem\u00f3ria ao processar dados especificamente formatados.\n<li class=\"l\"> Uma vulnerabilidade na plataforma de aprendizado de m\u00e1quina TensorFlow (CVE-2021-41228), que permite a execu\u00e7\u00e3o de c\u00f3digo pr\u00f3prio ao processar dados do invasor atrav\u00e9s do par\u00e2metro &#171;&#8212;input_examples&#187; na ferramenta saved_model_cli. O problema \u00e9 causado pelo uso de dados externos ao chamar o c\u00f3digo pela fun\u00e7\u00e3o &#171;eval&#187;. A quest\u00e3o foi resolvida nas vers\u00f5es TensorFlow 2.7.0, TensorFlow 2.6.1, TensorFlow 2.5.2 e TensorFlow 2.4.4.\n<li class=\"l\"> Uma vulnerabilidade (CVE-2021-43331) no sistema de gerenciamento de listas de discuss\u00e3o GNU Mailman, causada pelo processamento incorreto de alguns tipos de URL. O problema permite a execu\u00e7\u00e3o de c\u00f3digo JavaScript ao especificar uma URL especialmente formatada na p\u00e1gina de configura\u00e7\u00f5es. No Mailman, tamb\u00e9m foi identificada outra quest\u00e3o (CVE-2021-43332), que permite a um usu\u00e1rio com direitos de moderador encontrar a senha de administrador. Os problemas foram corrigidos na vers\u00e3o Mailman 2.1.36.\n<li class=\"l\"> Uma s\u00e9rie de vulnerabilidades no editor de texto Vim, que podem levar a um estouro de buffer e potencialmente \u00e0 execu\u00e7\u00e3o de c\u00f3digo malicioso ao abrir arquivos especialmente formatados atrav\u00e9s da op\u00e7\u00e3o &#171;-S&#187; (CVE-2021-3903, CVE-2021-3872, CVE-2021-3927, CVE-2021-3928, corre\u00e7\u00f5es &#8212; 1, 2, 3, 4).    <\/ul>\n<p>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56200\">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 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439: \u0422\u0440\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u0432 \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u0435 \u0430\u0432\u0442\u043e\u043c\u0430\u0442\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0435\u043a\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f LibreCAD \u0438 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0435 libdxfrw, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0435 \u0438\u043d\u0438\u0446\u0438\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0438\u0440\u0443\u0435\u043c\u043e\u0435 \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u0431\u0443\u0444\u0435\u0440\u0430 \u0438 \u043f\u043e\u0442\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u0434\u043e\u0431\u0438\u0442\u044c\u0441\u044f \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u0441\u0432\u043e\u0435\u0433\u043e \u043a\u043e\u0434\u0430 \u043f\u0440\u0438 \u043e\u0442\u043a\u0440\u044b\u0442\u0438\u0438 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u044b\u0445 \u0444\u0430\u0439\u043b\u043e\u0432 \u0432 \u0444\u043e\u0440\u043c\u0430\u0442\u0430\u0445 DWG \u0438 DXF. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u044b \u043f\u043e\u043a\u0430 \u0442\u043e\u043b\u044c\u043a\u043e \u0432 \u0432\u0438\u0434\u0435 \u043f\u0430\u0442\u0447\u0435\u0439 (CVE-2021-21898, CVE-2021-21899, CVE-2021-21900). \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2021-41817) \u0432 \u043c\u0435\u0442\u043e\u0434\u0435 Date.parse, \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u043c\u043e\u043c \u0432 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u043e\u0439 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0435 [&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-102350","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - 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 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439: \u0422\u0440\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u0432 \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u0435 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