<?xml version="1.0" encoding="utf-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="200807-06"> <title>Apache: Denial of Service</title> <synopsis> Multiple vulnerabilities in Apache might lead to a Denial of Service. </synopsis> <product type="ebuild">apache</product> <announced>2008-07-09</announced> <revised count="01">2008-07-09</revised> <bug>222643</bug> <bug>227111</bug> <access>remote</access> <affected> <package name="www-servers/apache" auto="yes" arch="*"> <unaffected range="ge">2.2.9</unaffected> <vulnerable range="lt">2.2.9</vulnerable> </package> </affected> <background> <p> The Apache HTTP server is one of the most popular web servers on the Internet. </p> </background> <description> <p> Multiple vulnerabilities have been discovered in Apache: </p> <ul> <li> Dustin Kirkland reported that the mod_ssl module can leak memory when the client reports support for a compression algorithm (CVE-2008-1678). </li> <li> Ryujiro Shibuya reported that the ap_proxy_http_process_response() function in the mod_proxy module does not limit the number of forwarded interim responses (CVE-2008-2364). </li> <li> sp3x of SecurityReason reported a Cross-Site Request Forgery vulnerability in the balancer-manager in the mod_proxy_balancer module (CVE-2007-6420). </li> </ul> </description> <impact type="normal"> <p> A remote attacker could exploit these vulnerabilities by connecting to an Apache httpd, by causing an Apache proxy server to connect to a malicious server, or by enticing a balancer administrator to connect to a specially-crafted URL, resulting in a Denial of Service of the Apache daemon. </p> </impact> <workaround> <p> There is no known workaround at this time. </p> </workaround> <resolution> <p> All Apache users should upgrade to the latest version: </p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=www-servers/apache-2.2.9"</code> </resolution> <references> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6420">CVE-2007-6420</uri> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1678">CVE-2008-1678</uri> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2364">CVE-2008-2364</uri> </references> <metadata tag="requester" timestamp="2008-06-14T10:47:39Z"> keytoaster </metadata> <metadata tag="submitter" timestamp="2008-06-16T23:51:04Z"> rbu </metadata> <metadata tag="bugReady" timestamp="2008-06-16T23:51:13Z"> rbu </metadata> </glsa>