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Category:   Application (Generic)  >   Vim Vendors:   Vim.org
(Red Hat Issues Fix) Vim Sandbox Functions Let Remote Users Execute Arbitrary Commands
SecurityTracker Alert ID:  1018037
SecurityTracker URL:  http://securitytracker.com/id/1018037
CVE Reference:   CVE-2007-2438   (Links to External Site)
Date:  May 10 2007
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 7.0
Description:   A vulnerability was reported in vim. A remote user can cause arbitrary commands to be executed on the target user's system.

A remote user can create a text file containing a specially crafted modeline that, when loaded by the target user, will execute arbitrary commands on the target system. The commands will run with the privileges of the target user.

The writefile, feedkeys, and system functions within the sandbox can be exploited.

Tomas Golembiovsky reported this vulnerability.
Impact:   A remote user can create a file that, when loaded by the target user, will execute arbitrary commands on the target user's system.
Solution:   Red Hat has released a fix.

The Red Hat advisory is available at:

https://rhn.redhat.com/errata/RHSA-2007-0346.html
Vendor URL:  vim.org/ (Links to External Site)
Cause:   Access control error, Input validation error
Underlying OS:   Linux (Red Hat Enterprise)

Message History:   This archive entry is a follow-up to the message listed below.
May 10 2007 Vim Sandbox Functions Let Remote Users Execute Arbitrary Commands


 Source Message Contents
Date:  Wed, 9 May 2007 09:13:43 -0400
Subject:  [RHSA-2007:0346-01] Moderate: vim security update


-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

- ---------------------------------------------------------------------
                   Red Hat Security Advisory

Synopsis:          Moderate: vim security update
Advisory ID:       RHSA-2007:0346-01
Advisory URL:      https://rhn.redhat.com/errata/RHSA-2007-0346.html
Issue date:        2007-05-09
Updated on:        2007-05-09
Product:           Red Hat Enterprise Linux
CVE Names:         CVE-2007-2438 
- ---------------------------------------------------------------------

1. Summary:

Updated vim packages that fix a security issue are now available for Red
Hat Enterprise Linux 5.

This update has been rated as having moderate security impact by the Red Hat
Security Response Team.

2. Relevant releases/architectures:

Red Hat Enterprise Linux Desktop (v. 5 client) - i386, x86_64
Red Hat Enterprise Linux (v. 5 server) - i386, ia64, ppc, s390x, x86_64

3. Problem description:

VIM (VIsual editor iMproved) is a version of the vi editor.

An arbitrary command execution flaw was found in the way VIM processes
modelines.  If a user with modelines enabled opened a text file containing
a carefully crafted modeline, arbitrary commands could be executed as the user
running VIM. (CVE-2007-2438)

Users of VIM are advised to upgrade to these updated packages, which
resolve this issue.

Please note: this issue did not affect VIM as distributed with Red Hat
Enterprise Linux 2.1, 3, or 4.

4. Solution:

Before applying this update, make sure that all previously-released
errata relevant to your system have been applied.  

This update is available via Red Hat Network.  Details on how to use 
the Red Hat Network to apply this update are available at
http://kbase.redhat.com/faq/FAQ_58_10188

5. Bug IDs fixed (http://bugzilla.redhat.com/):

238259 - CVE-2007-2438 vim-7 modeline security issue

6. RPMs required:

Red Hat Enterprise Linux Desktop (v. 5 client):

SRPMS:
ftp://ftp.redhat.com/pub/redhat/linux/enterprise/5Client/en/os/SRPMS/vim-7.0.109-3.el5.3.src.rpm
e057a4d34a4a8560939b9bb588517420  vim-7.0.109-3.el5.3.src.rpm

i386:
4a3ea5327008913ecade2dabe0337de7  vim-X11-7.0.109-3.el5.3.i386.rpm
d9589f3dcbe58f3f355a15405915f939  vim-common-7.0.109-3.el5.3.i386.rpm
7a2330aaea8210cb5d428a5b3055e580  vim-debuginfo-7.0.109-3.el5.3.i386.rpm
e1a19e0a474ff74a7546ac83a7905f5c  vim-enhanced-7.0.109-3.el5.3.i386.rpm
6539ac943dbf36d8cdd973363bb8b5ba  vim-minimal-7.0.109-3.el5.3.i386.rpm

x86_64:
ee97948f2545f7e0a37b33fb0bde8f11  vim-X11-7.0.109-3.el5.3.x86_64.rpm
986ee1a67308fcb05ea90afa85eb14b4  vim-common-7.0.109-3.el5.3.x86_64.rpm
ad5b39233271781006f64b39198eb254  vim-debuginfo-7.0.109-3.el5.3.x86_64.rpm
49aa8c77bb180de51539cb7d0f5d635d  vim-enhanced-7.0.109-3.el5.3.x86_64.rpm
da6d10a02e1cf4121095ab6e9544f4db  vim-minimal-7.0.109-3.el5.3.x86_64.rpm

Red Hat Enterprise Linux (v. 5 server):

SRPMS:
ftp://ftp.redhat.com/pub/redhat/linux/enterprise/5Server/en/os/SRPMS/vim-7.0.109-3.el5.3.src.rpm
e057a4d34a4a8560939b9bb588517420  vim-7.0.109-3.el5.3.src.rpm

i386:
4a3ea5327008913ecade2dabe0337de7  vim-X11-7.0.109-3.el5.3.i386.rpm
d9589f3dcbe58f3f355a15405915f939  vim-common-7.0.109-3.el5.3.i386.rpm
7a2330aaea8210cb5d428a5b3055e580  vim-debuginfo-7.0.109-3.el5.3.i386.rpm
e1a19e0a474ff74a7546ac83a7905f5c  vim-enhanced-7.0.109-3.el5.3.i386.rpm
6539ac943dbf36d8cdd973363bb8b5ba  vim-minimal-7.0.109-3.el5.3.i386.rpm

ia64:
6a019342604776e1a9266ea628292c6b  vim-X11-7.0.109-3.el5.3.ia64.rpm
77b51bd7442889406418c7bfb2a97942  vim-common-7.0.109-3.el5.3.ia64.rpm
3dfb29087a10bae25becdf1cf69e423e  vim-debuginfo-7.0.109-3.el5.3.ia64.rpm
0852cd42e83dc460d49d64c454315e63  vim-enhanced-7.0.109-3.el5.3.ia64.rpm
e94013ed5136148fc4022e217350e198  vim-minimal-7.0.109-3.el5.3.ia64.rpm

ppc:
d1e6aa03f74f9a8bbd1f30c80aaba5fd  vim-X11-7.0.109-3.el5.3.ppc.rpm
2621bb3dfbef1b8449f61082ecdd6cc8  vim-common-7.0.109-3.el5.3.ppc.rpm
06abf51c81d108c30dd6ea51c3bde3f6  vim-debuginfo-7.0.109-3.el5.3.ppc.rpm
e58650f6b7015ee74c018b5e3933d5a2  vim-enhanced-7.0.109-3.el5.3.ppc.rpm
76491ca22289c0780d74c0cb98b0b2c6  vim-minimal-7.0.109-3.el5.3.ppc.rpm

s390x:
e5a6e15a237641bd9a49b56b128409d6  vim-X11-7.0.109-3.el5.3.s390x.rpm
1fc67cbb34143778972e0756c6b45cc7  vim-common-7.0.109-3.el5.3.s390x.rpm
099894105a80244703163a60cc7c53f8  vim-debuginfo-7.0.109-3.el5.3.s390x.rpm
0dd61a9d9709c3e252439a4b5bb386f7  vim-enhanced-7.0.109-3.el5.3.s390x.rpm
39d600c984782b2b7399c2a73c64c33a  vim-minimal-7.0.109-3.el5.3.s390x.rpm

x86_64:
ee97948f2545f7e0a37b33fb0bde8f11  vim-X11-7.0.109-3.el5.3.x86_64.rpm
986ee1a67308fcb05ea90afa85eb14b4  vim-common-7.0.109-3.el5.3.x86_64.rpm
ad5b39233271781006f64b39198eb254  vim-debuginfo-7.0.109-3.el5.3.x86_64.rpm
49aa8c77bb180de51539cb7d0f5d635d  vim-enhanced-7.0.109-3.el5.3.x86_64.rpm
da6d10a02e1cf4121095ab6e9544f4db  vim-minimal-7.0.109-3.el5.3.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and 
details on how to verify the signature are available from
https://www.redhat.com/security/team/key/#package

7. References:

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-2438
http://www.redhat.com/security/updates/classification/#moderate

8. Contact:

The Red Hat security contact is <secalert@redhat.com>.  More contact
details at https://www.redhat.com/security/team/contact/

Copyright 2007 Red Hat, Inc.
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