Date: Thu, 10 Aug 2000 19:53:25 +0300 From: Narrow <nss@PRIVACYX.COM> Subject: VariCAD 7.0 premission vulnerability To: BUGTRAQ@SECURITYFOCUS.COM _________________________________________________________________________________ Content-Type: premission/vulnerability Date : 10/08/2000 18:34 Sender : Narrow <nss@privacyx.com> Subject : VariCAD 7.0 premission vulnerability X-System : Red Hat 6.0 X-Status : Narrow-ADV-#07 _________________________________________________________________________________ DESCRIPTION VariCAD is a CAD for mechanical engineering for both 2D and 3D. VariCAD 7.0 is shipped with Red Hat linux 6.0 Application CD. PROBLEM Several binary files and two directorys are world writeable. Anyone could replace them with a trojan and wait until someone executes the trojaned binary files. The binary files: /usr/bin/xvcad/dxfin /usr/bin/xvcad/igesin /usr/bin/xvcad/var_rm The directorys: /usr/bin/xvcad/glib/* /usr/lib/xvcad/* SOLUTION Change the premission of the files and directorys to 755. -- Narrow - nss@privacyx.com - http://www.zone.ee/unix/ bash# ./win.com Segmental fault