ftpd.c in the GSS-API FTP daemon in MIT Kerberos Version 5 Applications (aka krb5-appl) 1.0.1 and earlier does not check the krb5_setegid return value, which allows remote authenticated users to bypass intended group access restrictions, and create, overwrite, delete, or read files, via standard FTP commands, related to missing autoconf tests in a configure script.
https://exchange.xforce.ibmcloud.com/vulnerabilities/68398
https://bugzilla.redhat.com/show_bug.cgi?id=711419
http://www.securityfocus.com/bid/48571
http://www.securityfocus.com/archive/1/518733/100/0/threaded
http://www.redhat.com/support/errata/RHSA-2011-0920.html
http://www.mandriva.com/security/advisories?name=MDVSA-2011:117
http://www.debian.org/security/2011/dsa-2283
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-005.txt
http://securityreason.com/securityalert/8301
http://secunia.com/advisories/48101
http://secunia.com/advisories/45157
http://secunia.com/advisories/45145
http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00014.html
http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00011.html
http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00010.html
http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00005.html
http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00004.html
http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00002.html
http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00009.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062699.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062681.html