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Category:   Application (Generic)  >   LCDproc Vendors:   lcdproc.org
LCDproc Buffer Overflow in Processing Too Many Arguments Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1009712
SecurityTracker URL:  http://securitytracker.com/id/1009712
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Date:  Apr 8 2004
Impact:   Denial of service via network, Execution of arbitrary code via network, User access via network
Exploit Included:  Yes  

Description:   A buffer overflow vulnerability was reported in LCDproc. A remote user can execute arbitrary code on the target system.

Adriano Lima of Priv8 Security Research reported that a remote user can supply a specially crafted request to trigger a buffer overflow and execute arbitrary code on the daemon. The report indicates that the buffer overflow resides in the parse_all_client_messages() function in 'parse.c' where the MAXARGUMENTS value can be exceeded.

Some demonstration exploit code is available at:

http://www.priv8security.com/releases/priv8lcd44.pl

[Editor's note: At the time of this entry, the exploit code was not available.]

The original advisory is available at:

http://www.priv8security.com/releases/lcdproc/lcdproc.adv1

Impact:   A remote user can execute arbitrary code on the target system with the privileges of the target LCDproc daemon.
Solution:   No vendor solution was available at the time of this entry. The author of the report indicates that there is an unofficial patch for version 0.4.4, available at:

http://www.priv8security.com/releases/lcdproc.patch

Vendor URL:  lcdproc.org/ (Links to External Site)
Cause:   Boundary error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Apr 27 2004 (Gentoo Issues Fix) LCDproc Buffer Overflow in Processing Too Many Arguments Lets Remote Users Execute Arbitrary Code
Gentoo has released a fix.



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