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diff --git a/metadata/glsa/glsa-200407-21.xml b/metadata/glsa/glsa-200407-21.xml new file mode 100644 index 000000000000..b3b2a97eb54b --- /dev/null +++ b/metadata/glsa/glsa-200407-21.xml @@ -0,0 +1,75 @@ +<?xml version="1.0" encoding="utf-8"?> +<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> +<glsa id="200407-21"> + <title>Samba: Multiple buffer overflows</title> + <synopsis> + Two buffer overflows vulnerabilities were found in Samba, potentially + allowing the remote execution of arbitrary code. + </synopsis> + <product type="ebuild">Samba</product> + <announced>2004-07-29</announced> + <revised>2004-07-29: 02</revised> + <bug>57962</bug> + <access>remote</access> + <affected> + <package name="net-fs/samba" auto="yes" arch="*"> + <unaffected range="ge">3.0.5</unaffected> + <vulnerable range="le">3.0.4-r1</vulnerable> + </package> + </affected> + <background> + <p> + Samba is a package which allows *nix systems to act as file servers for + Windows computers. It also allows *nix systems to mount shares exported by + a Samba/CIFS/Windows server. The Samba Web Administration Tool (SWAT) is a + web-based configuration tool part of the Samba package. + </p> + </background> + <description> + <p> + Evgeny Demidov found a buffer overflow in SWAT, located in the base64 data + decoder used to handle HTTP basic authentication (CAN-2004-0600). The same + flaw is present in the code used to handle the sambaMungedDial attribute + value, when using the ldapsam passdb backend. Another buffer overflow was + found in the code used to support the 'mangling method = hash' smb.conf + option (CAN-2004-0686). Note that the default Samba value for this option + is 'mangling method = hash2' which is not vulnerable. + </p> + </description> + <impact type="high"> + <p> + The SWAT authentication overflow could be exploited to execute arbitrary + code with the rights of the Samba daemon process. The overflow in the + sambaMungedDial handling code is not thought to be exploitable. The buffer + overflow in 'mangling method = hash' code could also be used to execute + arbitrary code on vulnerable configurations. + </p> + </impact> + <workaround> + <p> + Users disabling SWAT, not using ldapsam passdb backends and not using the + 'mangling method = hash' option are not vulnerable. + </p> + </workaround> + <resolution> + <p> + All Samba users should upgrade to the latest version: + </p> + <code> + # emerge sync + + # emerge -pv ">=net-fs/samba-3.0.5" + # emerge ">=net-fs/samba-3.0.5"</code> + </resolution> + <references> + <uri link="https://www.samba.org/samba/whatsnew/samba-3.0.5.html">Samba 3.0.5 Release Notes</uri> + <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0600">CAN-2004-0600</uri> + <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0686">CAN-2004-0686</uri> + </references> + <metadata tag="requester"> + koon + </metadata> + <metadata tag="submitter"> + koon + </metadata> +</glsa> |