fetchmail before 6.3.1 and before 6.2.5.5, when configured for multidrop mode, allows remote attackers to cause a denial of service (application crash) by sending messages without headers from upstream mail servers.Referenceshttp://secunia.com/advisories/18266http://secunia.com/advisories/18172http://secunia.com/advisories/18231http://www.vupen.com/english/advisories/2006/3101http://www.securityfocus.com/archive/1/420098/100/0/threadedhttp://secunia.com/advisories/21253http://securitytracker.com/id?1015383http://slackware.com/security/viewer.php?l=slackware-security&y=2006&m=slackware-security.443499http://secunia.com/advisories/17891http://www.securityfocus.com/bid/19289http://www.trustix.org/errata/2006/0002/http://secunia.com/advisories/18463http://secunia.com/advisories/24284http://secunia.com/advisories/24007https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9659http://www.securityfocus.com/bid/15987http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=343836https://exchange.xforce.ibmcloud.com/vulnerabilities/23713http://www.novell.com/linux/security/advisories/2007_4_sr.htmlhttps://usn.ubuntu.com/233-1/http://www.osvdb.org/21906http://www.vupen.com/english/advisories/2005/2996http://wwwnew.mandriva.com/security/advisories?name=MDKSA-2005:236http://www.securityfocus.com/archive/1/435197/100/0/threadedftp://patches.sgi.com/support/free/security/advisories/20070201-01-P.aschttp://www.redhat.com/support/errata/RHSA-2007-0018.htmlhttp://secunia.com/advisories/18895http://www.debian.org/security/2005/dsa-939http://secunia.com/advisories/18433http://fetchmail.berlios.de/fetchmail-SA-2005-03.txt
