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Category:   Application (Generic)  >   Quagga Vendors:   quagga.net
Quagga bgpd AS-Pathlimit and Extended-Community Processing Flaws Let Remote Users Deny Service
SecurityTracker Alert ID:  1025275
SecurityTracker URL:  http://securitytracker.com/id/1025275
CVE Reference:   CVE-2010-1674, CVE-2010-1675   (Links to External Site)
Date:  Mar 31 2011
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 0.99.18
Description:   Two vulnerabilities were reported in Quagga. A remote user can cause denial of service conditions.

A remote user can send specially crafted Extended-Community [CVE-2010-1674] or AS-Pathlimit [CVE-2010-1675] attributes to cause the target bgpd service to crash.

Impact:   A remote user can cause the target bgpd service to crash.
Solution:   The vendor has issued a fix (0.99.18).

The vendor's advisory is available at:

http://www.quagga.net/news2.php?y=2011&m=3&d=21#id1300723200

Vendor URL:  www.quagga.net/ (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Mar 31 2011 Quagga bgpd AS-Pathlimit and Extended-Community Processing Flaws Let Remote Users Deny Service
Red Hat has issued a fix for Red Hat Enterprise Linux 6.
Feb 23 2012 (Gentoo Issues Fix) Quagga bgpd AS-Pathlimit and Extended-Community Processing Flaws Let Remote Users Deny Service
Gentoo has issued a fix.



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