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Category:   Application (Generic)  >   Quagga Vendors:   quagga.net
Quagga vty_write() Buffer Memory Allocation Flaw Lets Remote Users Cause the Target Service to Crash
SecurityTracker Alert ID:  1037688
SecurityTracker URL:  http://securitytracker.com/id/1037688
CVE Reference:   CVE-2017-5495   (Links to External Site)
Date:  Jan 24 2017
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 0.93 - 1.1.0
Description:   A vulnerability was reported in Quagga. A remote user can cause the target service to crash.

A remote user can connect to the telnet 'vty' and send data without a newline character to cause the target Quagga daemon to allocate excessive memory and crash.

Impact:   A remote user can cause the target service to crash.
Solution:   The vendor has issued a fix (1.1.1).

The vendor advisory is available at:

http://savannah.nongnu.org/forum/forum.php?forum_id=8783

Vendor URL:  savannah.nongnu.org/forum/forum.php?forum_id=8783 (Links to External Site)
Cause:   Resource error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   None.


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