Stack-based buffer overflow in the base64_decode function in GWINTER.exe in Novell GroupWise (GW) WebAccess before 7.0 SP2 allows remote attackers to execute arbitrary code via long base64 content in an HTTP Basic Authentication request.
http://download.novell.com/Download?buildid=8RF83go0nZg~
http://download.novell.com/Download?buildid=O9ucpbS1bK0~
http://secunia.com/advisories/24944
http://securityreason.com/securityalert/2610
http://www.securitytracker.com/id?1017932
Published: 2007-04-24
Base Score: 10
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
Severity: Critical