{"id":1246,"date":"2021-09-23T10:07:33","date_gmt":"2021-09-23T13:07:33","guid":{"rendered":"https:\/\/www.xlabs.com.br\/blog\/?p=1246"},"modified":"2021-09-23T16:01:15","modified_gmt":"2021-09-23T19:01:15","slug":"sql-injection-no-sistema-octeth-oempro","status":"publish","type":"post","link":"https:\/\/www.xlabs.com.br\/blog\/sql-injection-no-sistema-octeth-oempro\/","title":{"rendered":"SQL Injection no sistema Octeth Oempro"},"content":{"rendered":"\n<p>Um de nossos especialistas identificou uma vulnerabilidade de SQL Injection no sistema Octeth Oempro 4.7 durante uma an\u00e1lise de seguran\u00e7a, e foi registrada como CVE-2019-19740.<\/p>\n\n\n\n<p>A aplica\u00e7\u00e3o emitia uma mensagem informando um erro de sintaxe na consulta SQL, quando inseridas aspas simples na vari\u00e1vel &#8220;CampaignID&#8221;, presente no m\u00e9todo &#8220;Campaign.Get&#8221;.&nbsp;<\/p>\n\n\n\n<p>O erro nos d\u00e1 sinais de que o software n\u00e3o realiza o devido tratamento das entradas de dados dos usu\u00e1rios, j\u00e1 que os mesmos est\u00e3o sendo executados como comandos na consulta SQL.<\/p>\n\n\n\n<p>Este erro j\u00e1 caracteriza a presen\u00e7a da vulnerabilidade SQL Injection, entretanto, necessitava-se verificar se ela era explor\u00e1vel, o que posteriormente foi confirmado.<\/p>\n\n\n\n<p>O m\u00e9todo utilizado para confirma\u00e7\u00e3o consistiu em realizar uma busca por uma informa\u00e7\u00e3o inexistente na base de dados e, ap\u00f3s, realizar a mesma consulta, s\u00f3 que dessa fez inserindo uma condi\u00e7\u00e3o booleana que sempre seria interpretada como uma verdade para que desta forma nos retornasse uma informa\u00e7\u00e3o presente na base de dados.<\/p>\n\n\n\n<p>As figuras a seguir apresentam a confirma\u00e7\u00e3o e explora\u00e7\u00e3o da vulnerabilidade.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.xlabs.com.br\/blog\/wp-content\/uploads\/2020\/02\/image-1.png\" alt=\"\" class=\"wp-image-1251\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Figura 1 \u2013 Prova de conceito da vulnerabilidade.<\/em><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.xlabs.com.br\/blog\/wp-content\/uploads\/2020\/02\/image-2.png\" alt=\"\" class=\"wp-image-1252\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Figura 2 \u2013 Explora\u00e7\u00e3o da vulnerabilidade.<\/em><\/p>\n\n\n\n<p>M\u00e9todo: Campaign.Get<\/p>\n\n\n\n<p>Par\u00e2metro: CampaignID<\/p>\n\n\n\n<p>Vers\u00f5es afetadas:<\/p>\n\n\n\n<ul><li>Octeth Oempro 4.7<\/li><li>Octeth Oempro 4.8<\/li><\/ul>\n\n\n\n<p>Refer\u00eancias:<\/p>\n\n\n\n<ul><li><a href=\"https:\/\/cve.mitre.org\/cgi-bin\/cvename.cgi?name=CVE-2019-19740\">https:\/\/cve.mitre.org\/cgi-bin\/cvename.cgi?name=CVE-2019-19740<\/a><\/li><li><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2019-19740\">https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2019-19740<\/a><\/li><\/ul>\n\n\n\n<p><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p><\/p>\n\n\n\n<p><strong><em>Quer ter o sistema da sua empresa livre de vulnerabilidades? <\/em><\/strong>A XLabs Security conta com uma equipe de pesquisadores de amea\u00e7as experts em encontrar vulnerabilidades e manter sistemas protegidos. <a href=\"https:\/\/www.xlabs.com.br\/especialistas\/\" target=\"_blank\" rel=\"noreferrer noopener\">Fale agora mesmo com um de nossos especialistas.<\/a><\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Um de nossos especialistas identificou uma vulnerabilidade de SQL Injection no sistema Octeth Oempro 4.7 durante uma an\u00e1lise de seguran\u00e7a, e foi registrada como CVE-2019-19740. A aplica\u00e7\u00e3o emitia uma mensagem informando um erro de sintaxe na consulta SQL, quando inseridas aspas simples na vari\u00e1vel &#8220;CampaignID&#8221;, presente no m\u00e9todo &#8220;Campaign.Get&#8221;.&nbsp; O erro nos d\u00e1 sinais de [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":1729,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[209,210,76],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>SQL Injection no sistema Octeth Oempro &ndash; XLabs Security Blog<\/title>\n<meta name=\"description\" content=\"Um de nossos especialistas identificou uma vulnerabilidade de SQL Injection no sistema Octeth Oempro 4.7 durante uma an\u00e1lise de seguran\u00e7a.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.xlabs.com.br\/blog\/sql-injection-no-sistema-octeth-oempro\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"SQL Injection no sistema Octeth Oempro &ndash; XLabs Security Blog\" \/>\n<meta property=\"og:description\" content=\"Um de nossos especialistas identificou uma vulnerabilidade de SQL Injection no sistema Octeth Oempro 4.7 durante uma an\u00e1lise de seguran\u00e7a.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.xlabs.com.br\/blog\/sql-injection-no-sistema-octeth-oempro\/\" \/>\n<meta property=\"og:site_name\" content=\"XLabs Security Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/xlabs\" \/>\n<meta property=\"article:published_time\" content=\"2021-09-23T13:07:33+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2021-09-23T19:01:15+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.xlabs.com.br\/blog\/wp-content\/uploads\/2021\/01\/sql-injection-no-sistema-octeth-oempro-blog-post-xlabs.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1000\" \/>\n\t<meta property=\"og:image:height\" content=\"488\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Evelyn Rocha\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"SQL Injection no sistema Octeth Oempro &ndash; 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