{"id":9040,"date":"2019-07-23T10:41:50","date_gmt":"2019-07-23T10:41:50","guid":{"rendered":"https:\/\/nsfocusglobal.com\/?p=9040"},"modified":"2019-07-23T10:41:50","modified_gmt":"2019-07-23T10:41:50","slug":"fastjson-remote-code-execution-vulnerability-threat-alert","status":"publish","type":"post","link":"https:\/\/nsfocusglobal.com\/pt-br\/fastjson-remote-code-execution-vulnerability-threat-alert\/","title":{"rendered":"Fastjson Remote Code Execution Vulnerability Threat Alert"},"content":{"rendered":"<h2><strong>Overview<\/strong><\/h2>\n<p>Recently, a security researcher discovered an issue with the fixes for multiple versions of fastjson. Despite these fixes, an attacker could remotely execute code on a server running fastjson via a carefully crafted request. This issue affects fastjson 1.2.47 and earlier and does not require enabling the autotype option.<!--more--><\/p>\n<h2><strong>Affected Versions<\/strong><\/h2>\n<ul>\n<li>Fastjson &lt;= 1.2.47<\/li>\n<\/ul>\n<h2><strong>Unaffected Versions<\/strong><\/h2>\n<ul>\n<li>Fastjson &gt; 1.2.47<\/li>\n<\/ul>\n<p>Users are advised to upgrade to 1.2.51 or the latest version 1.2.58.<\/p>\n<h2><strong>Solutions<\/strong><\/h2>\n<p>Fastjson has released version 1.2.58 to fix the preceding vulnerability. Affected users are advised to upgrade as soon as possible.<\/p>\n<p>Alternatively, uses can use WAF to block requests that contain &#8220;@type&#8221; or encoded forms of &#8220;@type&#8221;.<\/p>\n<p>Reference:<\/p>\n<p><a href=\"https:\/\/github.com\/alibaba\/fastjson\">https:\/\/github.com\/alibaba\/fastjson<\/a><\/p>\n<h2><strong>Statement<\/strong><\/h2>\n<p>This advisory is only used to describe a potential risk. NSFOCUS does not provide any commitment or promise on this advisory. NSFOCUS and the author will not bear any liability for any direct and\/or indirect consequences and losses caused by transmitting and\/or using this advisory. NSFOCUS reserves all the rights to modify and interpret this advisory. Please include this statement paragraph when reproducing or transferring this advisory. Do not modify this advisory, add\/delete any information to\/from it, or use this advisory for commercial purposes without permission from NSFOCUS.<\/p>\n<h2><strong>About NSFOCUS<\/strong><\/h2>\n<p>NSFOCUS, Inc., a global network and cyber security leader, protects enterprises and carriers from advanced cyber attacks. The company&#8217;s Intelligent Hybrid Security strategy utilizes both cloud and on-premises security platforms, built on a foundation of real-time global threat intelligence, to provide multi-layered, unified and dynamic protection against advanced cyber attacks.<\/p>\n<p>NSFOCUS works with Fortune Global 500 companies, including four of the world&#8217;s five largest financial institutions, organizations in insurance, retail, healthcare, critical infrastructure industries as well as government agencies. NSFOCUS has technology and channel partners in more than 60 countries, is a member of both the Microsoft Active Protections Program (MAPP), and the Cloud Security Alliance (CSA).<\/p>\n<p>A wholly owned subsidiary of NSFOCUS Information Technology Co. Ltd., the company has operations in the Americas, Europe, the Middle East and Asia Pacific.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview Recently, a security researcher discovered an issue with the fixes for multiple versions of fastjson. Despite these fixes, an attacker could remotely execute code on a server running fastjson via a carefully crafted request. This issue affects fastjson 1.2.47 and earlier and does not require enabling the autotype option.<\/p>\n","protected":false},"author":1,"featured_media":9041,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","footnotes":""},"categories":[6],"tags":[405],"class_list":["post-9040","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-emergency-response","tag-fastjson"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Fastjson Remote Code Execution Vulnerability Threat Alert - NSFOCUS<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Fastjson Remote Code Execution Vulnerability Threat Alert - NSFOCUS\" \/>\n<meta property=\"og:description\" content=\"Overview Recently, a security researcher discovered an issue with the fixes for multiple versions of fastjson. 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