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Category:   Application (VoIP)  >   Asterisk Vendors:   Digium (Linux Support Services)
Asterisk Payload Negotiation Error Lets Remote Users Cause the Target Service to Crash
SecurityTracker Alert ID:  1040415
SecurityTracker URL:  http://securitytracker.com/id/1040415
CVE Reference:   CVE-2018-7285   (Links to External Site)
Date:  Feb 22 2018
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 15.x
Description:   A vulnerability was reported in Asterisk. A remote user can cause the target service to crash.

A remote user can send specially crafted RTP data during SDP negotiation to trigger a payload number error and cause the target service to crash.

Sebastien Duthil reported this vulnerability.

Impact:   A remote user can cause the target service to crash.
Solution:   The vendor has issued a fix (15.2.2).

The vendor advisory is available at:

http://downloads.asterisk.org/pub/security/AST-2018-001.html

Vendor URL:  downloads.asterisk.org/pub/security/AST-2018-001.html (Links to External Site)
Cause:   State error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   None.


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