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href=/v1.2/about/contribute/>Contributing to the Docs</a><ul role=group aria-expanded=false class=leaf-section><li role=none><a role=treeitem title="Explains the mechanics of creating and maintaining documentation pages." href=/v1.2/about/contribute/creating-and-editing-pages/>Creating and Editing Pages</a></li><li role=none><a role=treeitem title="Explains the dos and donts of writing Istio documentation." href=/v1.2/about/contribute/style-guide/>Style Guide</a></li><li role=none><a role=treeitem title="Shows you how to use GitHub to work on Istio documentation." href=/v1.2/about/contribute/github/>Working with GitHub</a></li><li role=none><a role=treeitem title="Provides assets and instructions to create diagrams for the Istio documentation." href=/v1.2/about/contribute/diagrams/>Diagram Creation Guidelines</a></li></ul></li></ul></div></div></div></nav></div><div class=article-container><button tabindex=-1 id=sidebar-toggler title="Toggle the navigation bar"><svg class="icon"><use xlink:href="/v1.2/img/icons.svg#pull"/></svg></button><nav aria-label=Breadcrumb><ol><li><a href=/v1.2/ title="Connect, secure, control, and observe services.">Istio</a></li><li><a href=/v1.2/about/ title="Get a bit more in-depth info about the Istio project.">About</a></li><li><a href=/v1.2/about/notes/ title="Description of features and improvements for every Istio release.">Release Notes</a></li><li>Istio 1.1.14</li></ol></nav><article aria-labelledby=title><div class=title-area><i class=title-icon><svg class="icon"><use xlink:href="/v1.2/img/icons.svg#notes"/></svg></i><div><h1 id=title>Istio 1.1.14</h1><p class=byline><span><svg class="icon"><use xlink:href="/v1.2/img/icons.svg#calendar"/></svg><span> </span>August 26, 2019</span></p></div></div><nav class=toc-inlined aria-label="Table of Contents"><div><hr><ol><li role=none aria-label="Security update"><a href=#security-update>Security update</a><li role=none aria-label="Bug fix"><a href=#bug-fix>Bug fix</a></ol><hr></div></nav><p>This release includes an important security update. This release note describes what’s different between Istio 1.1.13 and Istio 1.1.14.</p><div class=call-to-action><a class=btn href=https://github.com/istio/istio/releases/tag/1.1.14>DOWNLOAD 1.1.14</a>
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<a class=btn href=https://archive.istio.io/v1.1>1.1.14 DOCS</a>
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<a class=btn href=https://github.com/istio/istio/compare/1.1.13...1.1.14>CHANGES IN 1.1.14</a></div><h2 id=security-update>Security update</h2><p>Following the previous fixes for the security vulnerabilities described in <a href=/v1.2/blog/2019/istio-security-003-004/>our August 13th, 2019 blog post</a>, we are now addressing the internal control plane communication surface. These security fixes were not available at the time of our previous security release, and we considered the control plane gRPC surface to be harder to exploit.</p><p>You can find the gRPC vulnerability fix description on their mailing list (c.f.
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<a href=https://groups.google.com/forum/#!topic/grpc-io/w5jPamxdda4>HTTP/2 Security Vulnerabilities</a>).</p><h2 id=bug-fix>Bug fix</h2><ul><li>Fix an Envoy bug that breaks <code>java.net.http.HttpClient</code> and other clients that attempt to upgrade from <code>HTTP/1.1</code> to <code>HTTP/2</code> using the <code>Upgrade: h2c</code> header (<a href=https://github.com/istio/istio/issues/16391>Issue 16391</a>).</li></ul></article><nav class=pagenav><div class=left></div><div class=right><a href=/v1.2/about/notes/1.2.5/>Istio 1.2.5<svg class="icon"><use xlink:href="/v1.2/img/icons.svg#right-arrow"/></svg></a></div></nav><div id=endnotes-container aria-hidden=true><h2>Links</h2><ol id=endnotes></ol></div></div><div class=toc-container><nav class=toc aria-label="Table of Contents"><div id=toc><ol><li role=none aria-label="Security update"><a href=#security-update>Security update</a><li role=none aria-label="Bug fix"><a href=#bug-fix>Bug fix</a></ol></div></nav></div></main><footer><div class=user-links><a class=channel title="Go download Istio 1.2.5 now" href=https://github.com/istio/istio/releases/tag/1.2.5 aria-label="Download Istio"><span>download</span><svg class="icon"><use xlink:href="/v1.2/img/icons.svg#download"/></svg>
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1.2.5<br>© 2019 Istio Authors, <a href=https://policies.google.com/privacy>Privacy Policy</a><br>Archived on September 12, 2019</p></div><div class=dev-links><a class=channel title="GitHub is where development takes place on Istio code" href=https://github.com/istio/community aria-label=GitHub><span>github</span><svg class="icon"><use xlink:href="/v1.2/img/icons.svg#github"/></svg></a>
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