<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="201203-22"> <title>nginx: Multiple vulnerabilities</title> <synopsis>Multiple vulnerabilities have been found in nginx, the worst of which may allow execution of arbitrary code. </synopsis> <product type="ebuild">nginx</product> <announced>2012-03-28</announced> <revised count="1">2012-03-28</revised> <bug>293785</bug> <bug>293786</bug> <bug>293788</bug> <bug>389319</bug> <bug>408367</bug> <access>remote</access> <affected> <package name="www-servers/nginx" auto="yes" arch="*"> <unaffected range="ge">1.0.14</unaffected> <vulnerable range="lt">1.0.14</vulnerable> </package> </affected> <background> <p>nginx is a robust, small, and high performance HTTP and reverse proxy server. </p> </background> <description> <p>Multiple vulnerabilities have been found in nginx:</p> <ul> <li>The TLS protocol does not properly handle session renegotiation requests (CVE-2009-3555). </li> <li>The "ngx_http_process_request_headers()" function in ngx_http_parse.c could cause a NULL pointer dereference (CVE-2009-3896). </li> <li>nginx does not properly sanitize user input for the the WebDAV COPY or MOVE methods (CVE-2009-3898). </li> <li>The "ngx_resolver_copy()" function in ngx_resolver.c contains a boundary error which could cause a heap-based buffer overflow (CVE-2011-4315). </li> <li>nginx does not properly parse HTTP header responses which could expose sensitive information (CVE-2012-1180). </li> </ul> </description> <impact type="high"> <p>A remote attacker could possibly execute arbitrary code with the privileges of the nginx process, cause a Denial of Service condition, create or overwrite arbitrary files, or obtain sensitive information. </p> </impact> <workaround> <p>There is no known workaround at this time.</p> </workaround> <resolution> <p>All nginx users should upgrade to the latest version:</p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=www-servers/nginx-1.0.14" </code> </resolution> <references> <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2009-3555">CVE-2009-3555 </uri> <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2009-3896">CVE-2009-3896 </uri> <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2009-3898">CVE-2009-3898 </uri> <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4315">CVE-2011-4315 </uri> <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-1180">CVE-2012-1180 </uri> </references> <metadata timestamp="2011-10-07T23:37:49Z" tag="requester">craig</metadata> <metadata timestamp="2012-03-28T10:35:47Z" tag="submitter">ackle</metadata> </glsa>