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Category:   Device (Router/Bridge/Hub)  >   Cisco IOS Vendors:   Cisco
Cisco IOS Voice Gateway ISDN Processing Flaw Lets Remote Users Deny Service
SecurityTracker Alert ID:  1032337
SecurityTracker URL:  http://securitytracker.com/id/1032337
CVE Reference:   CVE-2015-0731   (Links to External Site)
Date:  May 15 2015
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 15.3S, 15.3(3)S1
Description:   A vulnerability was reported in Cisco IOS Voice Gateway. A remote user can cause denial of service conditions on the target system.

A remote user can send specially crafted Integrated Services Digital Network (ISDN) Q.931 SETUP messages to trigger a flaw in the ISDN processing code and cause the target device to reload.

The vendor has assigned bug ID CSCut37890 to this vulnerability.

Impact:   A remote user can cause cause the target device to reload.
Solution:   The vendor has issued a fix.

The vendor's advisory is available at:

http://tools.cisco.com/security/center/viewAlert.x?alertId=38833

Vendor URL:  tools.cisco.com/security/center/viewAlert.x?alertId=38833 (Links to External Site)
Cause:   State error

Message History:   None.


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