<?xml version="1.0" encoding="utf-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="200503-20"> <title>curl: NTLM response buffer overflow</title> <synopsis> curl is vulnerable to a buffer overflow which could lead to the execution of arbitrary code. </synopsis> <product type="ebuild">curl</product> <announced>2005-03-16</announced> <revised count="01">2005-03-16</revised> <bug>82534</bug> <access>remote</access> <affected> <package name="net-misc/curl" auto="yes" arch="*"> <unaffected range="ge">7.13.1</unaffected> <vulnerable range="lt">7.13.1</vulnerable> </package> </affected> <background> <p> curl is a command line tool for transferring files via many different protocols. </p> </background> <description> <p> curl fails to properly check boundaries when handling NTLM authentication. </p> </description> <impact type="normal"> <p> With a malicious server an attacker could send a carefully crafted NTLM response to a connecting client leading to the execution of arbitrary code with the permissions of the user running curl. </p> </impact> <workaround> <p> Disable NTLM authentication by not using the --anyauth or --ntlm options. </p> </workaround> <resolution> <p> All curl users should upgrade to the latest version: </p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/curl-7.13.1"</code> </resolution> <references> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-0490">CAN-2005-0490</uri> </references> <metadata tag="requester" timestamp="2005-03-12T16:36:42Z"> vorlon078 </metadata> <metadata tag="bugReady" timestamp="2005-03-12T17:56:09Z"> lewk </metadata> <metadata tag="submitter" timestamp="2005-03-14T05:48:14Z"> jaervosz </metadata> </glsa>