SecurityTracker.com
    Home    |    View Topics    |    Search    |    Contact Us    |   

SecurityTracker
Archives


 


Category:   Application (Instant Messaging/IRC/Chat)  >   ngIRCd Vendors:   Barton, Alexander
ngIRCd Buffer Overflow in Lists_MakeMask() Lets Remote Users Deny Service
SecurityTracker Alert ID:  1013047
SecurityTracker URL:  http://securitytracker.com/id/1013047
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Date:  Jan 31 2005
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 0.8.2
Description:   A vulnerability was reported in ngIRCd. A remote user can cause the daemon to crash or potentially execute arbitrary code.

The vendor reported that a remote user can send specially crafted data to trigger a buffer overflow in ngIRCd. The flaw resides in the Lists_MakeMask() function in 'lists.c' and is caused by an integer underflow.

The vendor credits Florian Westphal with discovering this vulnerability.

Impact:   A remote user can cause the target ngIRCd daemon to crash or potentially execute arbitrary code.
Solution:   The vendor has released a fixed version (0.8.2), available at:

http://download.berlios.de/ngircd/ngircd-0.8.2.tar.gz
ftp://ftp.berlios.de/pub/ngircd/ngircd-0.8.2.tar.gz
ftp://Arthur.Ath.CX/pub/Users/alex/ngircd/ngircd-0.8.2.tar.gz

A patch for 0.8.1 is also available at:

ftp://ftp.berlios.de/pub/ngircd/
ftp://Arthur.Ath.CX/pub/Users/alex/ngircd/

Vendor URL:  arthur.ath.cx/~alex/ngircd/ (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.
Jan 31 2005 (Gentoo Issues Fix) ngIRCd Buffer Overflow in Lists_MakeMask() Lets Remote Users Deny Service
Gentoo has released a fix.



 Source Message Contents



[Original Message Not Available for Viewing]


Go to the Top of This SecurityTracker Archive Page





Home   |    View Topics   |    Search   |    Contact Us

This web site uses cookies for web analytics. Learn More

Copyright 2020, SecurityGlobal.net LLC