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Diffstat (limited to 'glsa-200611-05.xml')
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diff --git a/glsa-200611-05.xml b/glsa-200611-05.xml new file mode 100644 index 00000000..054d0942 --- /dev/null +++ b/glsa-200611-05.xml @@ -0,0 +1,69 @@ +<?xml version="1.0" encoding="utf-8"?> +<?xml-stylesheet href="/xsl/glsa.xsl" type="text/xsl"?> +<?xml-stylesheet href="/xsl/guide.xsl" type="text/xsl"?> +<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> + +<glsa id="200611-05"> + <title>Netkit FTP Server: Privilege escalation</title> + <synopsis> + An incorrect seteuid() call could allow an FTP user to access some files or + directories that would normally be inaccessible. + </synopsis> + <product type="ebuild">ftpd</product> + <announced>November 10, 2006</announced> + <revised>December 30, 2007: 02</revised> + <bug>150292</bug> + <access>remote</access> + <affected> + <package name="net-ftp/netkit-ftpd" auto="yes" arch="*"> + <unaffected range="ge">0.17-r4</unaffected> + <vulnerable range="lt">0.17-r4</vulnerable> + </package> + </affected> + <background> + <p> + net-ftp/netkit-ftpd is the Linux Netkit FTP server with optional SSL support. + </p> + </background> + <description> + <p> + Paul Szabo reported that an incorrect seteuid() call after the chdir() + function can allow an attacker to access a normally forbidden + directory, in some very particular circumstances, for example when the + NFS-hosted targetted directory is not reachable by the client-side root + user. Additionally, some potentially exploitable unchecked setuid() + calls were also fixed. + </p> + </description> + <impact type="high"> + <p> + A local attacker might craft his home directory to gain access through + ftpd to normally forbidden directories like /root, possibly with + writing permissions if seteuid() fails and if the ftpd configuration + allows that. The unchecked setuid() calls could also lead to a root FTP + login, depending on the FTP server configuration. + </p> + </impact> + <workaround> + <p> + There is no known workaround at this time. + </p> + </workaround> + <resolution> + <p> + All Netkit FTP Server users should upgrade to the latest version: + </p> + <code> + # emerge --sync + # emerge --ask --oneshot --verbose ">=net-ftp/netkit-ftpd-0.17-r4"</code> + </resolution> + <references> + <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-5778">CVE-2006-5778</uri> + </references> + <metadata tag="submitter" timestamp="Tue, 24 Oct 2006 15:02:54 +0000"> + falco + </metadata> + <metadata tag="bugReady" timestamp="Tue, 24 Oct 2006 15:03:34 +0000"> + falco + </metadata> +</glsa> |