Format string vulnerability in the PROJECT::write_account_file function in client/cs_account.cpp in BOINC, possibly 7.2.33, allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via format string specifiers in the gui_urls item in an account file.
https://bugzilla.redhat.com/show_bug.cgi?id=957795
http://www.openwall.com/lists/oss-security/2013/04/28/3
http://lists.fedoraproject.org/pipermail/package-announce/2013-December/125128.html
http://lists.fedoraproject.org/pipermail/package-announce/2013-December/125125.html