<?xml version="1.0" encoding="utf-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="200903-06"> <title>nfs-utils: Access restriction bypass</title> <synopsis> An error in nfs-utils allows for bypass of the netgroups restriction. </synopsis> <product type="ebuild">nfs-utils</product> <announced>2009-03-07</announced> <revised count="01">2009-03-07</revised> <bug>242696</bug> <access>remote</access> <affected> <package name="net-fs/nfs-utils" auto="yes" arch="*"> <unaffected range="ge">1.1.3</unaffected> <vulnerable range="lt">1.1.3</vulnerable> </package> </affected> <background> <p> nfs-utils contains the client and daemon implementations for the NFS protocol. </p> </background> <description> <p> Michele Marcionelli reported that nfs-utils invokes the hosts_ctl() function with the wrong order of arguments, which causes TCP Wrappers to ignore netgroups. </p> </description> <impact type="normal"> <p> A remote attacker could bypass intended access restrictions, i.e. NFS netgroups, and gain access to restricted services. </p> </impact> <workaround> <p> There is no known workaround at this time. </p> </workaround> <resolution> <p> All nfs-utils users should upgrade to the latest version: </p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=net-fs/nfs-utils-1.1.3"</code> </resolution> <references> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-4552">CVE-2008-4552</uri> </references> <metadata tag="requester" timestamp="2009-01-11T18:56:17Z"> craig </metadata> <metadata tag="submitter" timestamp="2009-02-12T18:22:47Z"> rbu </metadata> <metadata tag="bugReady" timestamp="2009-02-12T18:23:17Z"> rbu </metadata> </glsa>