{"id":2273,"date":"2017-04-17T12:56:48","date_gmt":"2017-04-17T12:56:48","guid":{"rendered":"https:\/\/blog.holytransaction.com\/?p=2273"},"modified":"2020-11-22T17:58:26","modified_gmt":"2020-11-22T15:58:26","slug":"zcash-bug","status":"publish","type":"post","link":"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html","title":{"rendered":"ZCash Bug: team releases software fix"},"content":{"rendered":"<p>A <a href=\"https:\/\/holytransaction.com\/blog\/2017\/02\/wallet-zcash-store-zcash-safely.html\"><strong>ZCash<\/strong><\/a> bug has been discovered a few days ago and now the development team has released a <strong>new software update<\/strong> to fix this <strong>denial of service<\/strong> (DoS) vulnerability.<\/p>\n<p>In fact, in <a href=\"https:\/\/z.cash\/blog\/security-announcement-2017-04-13.html\" target=\"_blank\" rel=\"noopener noreferrer\">a new blog post<\/a>,<strong> Zooko Wilcox<\/strong> and <strong>Paige Peterson<\/strong> &#8211; both developers at ZCash &#8211; explained how the bug could allow an hacker to crash a zcash node remotely by sending a specific kind of transaction.<\/p>\n<h2>ZCash bug found on Wednesday<\/h2>\n<p>The bug was found in an update included in the ZCash&#8217;s 1.0.4 release, related to how transactions are given priority in a node\u2019s mempool.<\/p>\n<p>This vulnerability was\u00a0<a href=\"https:\/\/z.cash\/blog\/security-announcement-2017-04-12.html\" target=\"_blank\" rel=\"noopener noreferrer\">discovered<\/a>\u00a0back on Wednesday (April 12nd, 2017).<\/p>\n<p>The blog explains:<\/p>\n<blockquote><p><em>&#8220;ZcashCo, and several exchanges, wallet vendors, and miners have already deployed a mitigation as well as detectors for this attack vector. No attacks have been detected.&#8221;<\/em><\/p><\/blockquote>\n<p>Zcash published\u00a0a software update to address this bug, asking users to upgrade their platforms in order to delete the denial of service risk.<\/p>\n<p>The Zcash team \u00a0also commented that, should signs emerge that an attack attempt is being made, it would issue alerts and coordinate with related services on a response.<\/p>\n<p>If you don&#8217;t know what I&#8217;m talking about, Zcash is a digital currency with the special feature of total anonymity thanks to its zero knowledge proof of work called zk-snarks.<\/p>\n<p><a href=\"https:\/\/holytransaction.com\/blog\/?s=zcash&amp;submit=Search\">Read more about Zcash here<\/a>.<\/p>\n<h2>ZCash Wallet &#8211; Open yours at HolyTransaction<\/h2>\n<p>Recently, we at HolyTransaction implemented the <a href=\"https:\/\/holytransaction.com\/blog\/2017\/02\/wallet-zcash-store-zcash-safely.html\"><strong>ZCash Wallet<\/strong><\/a> on our multicurrency wallet platform.<\/p>\n<p>Together with Bitcoin, Ethereum and more than 10 other digital currency, from now on you can use HolyTransaction to store also ZCash coins.<\/p>\n<p><a href=\"https:\/\/holytransaction.com\">Open your ZCash wallet here in 1 minute.<\/a><\/p>\n<p>Open your free digital wallet <a href=\"https:\/\/holytransaction.com\/app#!\/signup\">here<\/a> to store your cryptocurrencies in a safe place.<\/p>\n<!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons generic via filter on the_content -->","protected":false},"excerpt":{"rendered":"<p>A ZCash bug has been discovered a few days ago and now the development team has released a new software update to fix this denial of service (DoS) vulnerability. In fact, in a new blog post, Zooko Wilcox and Paige Peterson &#8211; both developers at ZCash &#8211; explained how the bug could allow an hacker [&hellip;]<!-- AddThis Advanced Settings generic via filter on get_the_excerpt --><!-- AddThis Share Buttons generic via filter on get_the_excerpt --><\/p>\n","protected":false},"author":2,"featured_media":2278,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[191,468],"tags":[1393,1394,1369],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v19.6 (Yoast SEO v22.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>ZCash Bug: team releases software fix -<\/title>\n<meta name=\"description\" content=\"A few days ago a ZCash bug has been discovered and the development team released a software to fix this denial of service vulnerability\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ZCash Bug: team releases software fix\" \/>\n<meta property=\"og:description\" content=\"A few days ago a ZCash bug has been discovered and the development team released a software to fix this denial of service vulnerability\" \/>\n<meta property=\"og:url\" content=\"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/facebook.com\/holytransaction\" \/>\n<meta property=\"article:author\" content=\"facebook.com\/ameliatomasicchiomarketing\" \/>\n<meta property=\"article:published_time\" content=\"2017-04-17T12:56:48+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2020-11-22T15:58:26+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/holytransaction.com\/blog\/wp-content\/uploads\/2017\/04\/zcash-logo-gold-1.png\" \/>\n\t<meta property=\"og:image:width\" content=\"580\" \/>\n\t<meta property=\"og:image:height\" content=\"348\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Amelia Tomasicchio\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@ametomasicchio\" \/>\n<meta name=\"twitter:site\" content=\"@holytransaction\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Amelia Tomasicchio\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html\",\"url\":\"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html\",\"name\":\"ZCash Bug: team releases software fix -\",\"isPartOf\":{\"@id\":\"https:\/\/holytransaction.com\/blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html#primaryimage\"},\"image\":{\"@id\":\"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html#primaryimage\"},\"thumbnailUrl\":\"https:\/\/holytransaction.com\/blog\/wp-content\/uploads\/2017\/04\/zcash-logo-gold-1.png\",\"datePublished\":\"2017-04-17T12:56:48+00:00\",\"dateModified\":\"2020-11-22T15:58:26+00:00\",\"author\":{\"@id\":\"https:\/\/holytransaction.com\/blog\/#\/schema\/person\/eface1991a1e60913be2fff06e08e42c\"},\"description\":\"A few days ago a ZCash bug has been discovered and the development team released a software to fix this denial of service vulnerability\",\"breadcrumb\":{\"@id\":\"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html#primaryimage\",\"url\":\"https:\/\/holytransaction.com\/blog\/wp-content\/uploads\/2017\/04\/zcash-logo-gold-1.png\",\"contentUrl\":\"https:\/\/holytransaction.com\/blog\/wp-content\/uploads\/2017\/04\/zcash-logo-gold-1.png\",\"width\":580,\"height\":348,\"caption\":\"zcash logo gold 1\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/holytransaction.com\/blog\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"bug\",\"item\":\"https:\/\/holytransaction.com\/blog\/tag\/bug\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"ZCash Bug: team releases software fix\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/holytransaction.com\/blog\/#website\",\"url\":\"https:\/\/holytransaction.com\/blog\/\",\"name\":\"\",\"description\":\"HolyTransaction&#039;s Blog - Your crypto blog\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/holytransaction.com\/blog\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/holytransaction.com\/blog\/#\/schema\/person\/eface1991a1e60913be2fff06e08e42c\",\"name\":\"Amelia Tomasicchio\",\"description\":\"Amelia Tomasicchio is a content writer and marketer of Bitcoin-related news and fintech startups. She started writing about Bitcoin in 2014 and she graduated in Rome with an essay about movie industry related to Bitcoin.\",\"sameAs\":[\"facebook.com\/ameliatomasicchiomarketing\",\"https:\/\/twitter.com\/ametomasicchio\"],\"url\":\"https:\/\/holytransaction.com\/blog\/author\/amelia\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"ZCash Bug: team releases software fix -","description":"A few days ago a ZCash bug has been discovered and the development team released a software to fix this denial of service vulnerability","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html","og_locale":"en_US","og_type":"article","og_title":"ZCash Bug: team releases software fix","og_description":"A few days ago a ZCash bug has been discovered and the development team released a software to fix this denial of service vulnerability","og_url":"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html","article_publisher":"https:\/\/facebook.com\/holytransaction","article_author":"facebook.com\/ameliatomasicchiomarketing","article_published_time":"2017-04-17T12:56:48+00:00","article_modified_time":"2020-11-22T15:58:26+00:00","og_image":[{"width":580,"height":348,"url":"https:\/\/holytransaction.com\/blog\/wp-content\/uploads\/2017\/04\/zcash-logo-gold-1.png","type":"image\/png"}],"author":"Amelia Tomasicchio","twitter_card":"summary_large_image","twitter_creator":"@ametomasicchio","twitter_site":"@holytransaction","twitter_misc":{"Written by":"Amelia Tomasicchio","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html","url":"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html","name":"ZCash Bug: team releases software fix -","isPartOf":{"@id":"https:\/\/holytransaction.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html#primaryimage"},"image":{"@id":"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html#primaryimage"},"thumbnailUrl":"https:\/\/holytransaction.com\/blog\/wp-content\/uploads\/2017\/04\/zcash-logo-gold-1.png","datePublished":"2017-04-17T12:56:48+00:00","dateModified":"2020-11-22T15:58:26+00:00","author":{"@id":"https:\/\/holytransaction.com\/blog\/#\/schema\/person\/eface1991a1e60913be2fff06e08e42c"},"description":"A few days ago a ZCash bug has been discovered and the development team released a software to fix this denial of service vulnerability","breadcrumb":{"@id":"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html#primaryimage","url":"https:\/\/holytransaction.com\/blog\/wp-content\/uploads\/2017\/04\/zcash-logo-gold-1.png","contentUrl":"https:\/\/holytransaction.com\/blog\/wp-content\/uploads\/2017\/04\/zcash-logo-gold-1.png","width":580,"height":348,"caption":"zcash logo gold 1"},{"@type":"BreadcrumbList","@id":"https:\/\/holytransaction.com\/blog\/2017\/04\/zcash-bug.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/holytransaction.com\/blog"},{"@type":"ListItem","position":2,"name":"bug","item":"https:\/\/holytransaction.com\/blog\/tag\/bug"},{"@type":"ListItem","position":3,"name":"ZCash Bug: team releases software fix"}]},{"@type":"WebSite","@id":"https:\/\/holytransaction.com\/blog\/#website","url":"https:\/\/holytransaction.com\/blog\/","name":"","description":"HolyTransaction&#039;s Blog - Your crypto blog","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/holytransaction.com\/blog\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/holytransaction.com\/blog\/#\/schema\/person\/eface1991a1e60913be2fff06e08e42c","name":"Amelia Tomasicchio","description":"Amelia Tomasicchio is a content writer and marketer of Bitcoin-related news and fintech startups. She started writing about Bitcoin in 2014 and she graduated in Rome with an essay about movie industry related to Bitcoin.","sameAs":["facebook.com\/ameliatomasicchiomarketing","https:\/\/twitter.com\/ametomasicchio"],"url":"https:\/\/holytransaction.com\/blog\/author\/amelia"}]}},"_links":{"self":[{"href":"https:\/\/holytransaction.com\/blog\/wp-json\/wp\/v2\/posts\/2273"}],"collection":[{"href":"https:\/\/holytransaction.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/holytransaction.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/holytransaction.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/holytransaction.com\/blog\/wp-json\/wp\/v2\/comments?post=2273"}],"version-history":[{"count":4,"href":"https:\/\/holytransaction.com\/blog\/wp-json\/wp\/v2\/posts\/2273\/revisions"}],"predecessor-version":[{"id":4245,"href":"https:\/\/holytransaction.com\/blog\/wp-json\/wp\/v2\/posts\/2273\/revisions\/4245"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/holytransaction.com\/blog\/wp-json\/wp\/v2\/media\/2278"}],"wp:attachment":[{"href":"https:\/\/holytransaction.com\/blog\/wp-json\/wp\/v2\/media?parent=2273"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/holytransaction.com\/blog\/wp-json\/wp\/v2\/categories?post=2273"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/holytransaction.com\/blog\/wp-json\/wp\/v2\/tags?post=2273"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}