<?xml version="1.0" encoding="utf-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="200901-12"> <title>noip-updater: Execution of arbitrary code</title> <synopsis> A buffer overflow in noip-updater can lead to arbitrary code execution. </synopsis> <product type="ebuild">noip-updater</product> <announced>2009-01-18</announced> <revised count="01">2009-01-18</revised> <bug>248709</bug> <access>remote</access> <affected> <package name="net-dns/noip-updater" auto="yes" arch="*"> <unaffected range="ge">2.1.9</unaffected> <vulnerable range="lt">2.1.9</vulnerable> </package> </affected> <background> <p> noip-updater is a tool used for updating IP addresses of dynamic DNS records at no-ip.com. </p> </background> <description> <p> xenomuta found out that the GetNextLine() function in noip2.c misses a length check, leading to a stack-based buffer overflow. </p> </description> <impact type="high"> <p> A remote attacker could exploit this vulnerability to execute arbitrary code by sending a specially crafted HTTP message to the client. NOTE: Successful exploitation requires a man in the middle attack, a DNS spoofing attack or a compromise of no-ip.com servers. </p> </impact> <workaround> <p> There is no known workaround at this time. </p> </workaround> <resolution> <p> All noip-updater users should upgrade to the latest version: </p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=net-dns/noip-updater-2.1.9"</code> </resolution> <references> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5297">CVE-2008-5297</uri> </references> <metadata tag="requester" timestamp="2008-12-29T20:15:03Z"> keytoaster </metadata> <metadata tag="submitter" timestamp="2009-01-02T11:49:22Z"> a3li </metadata> <metadata tag="bugReady" timestamp="2009-01-11T18:28:39Z"> p-y </metadata> </glsa>