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Category:   Application (VoIP)  >   Asterisk Vendors:   Digium (Linux Support Services)
Asterisk Transport Connection Error Lets Remote Authenticated Users Cause the Target Service to Crash
SecurityTracker Alert ID:  1040417
SecurityTracker URL:  http://securitytracker.com/id/1040417
CVE Reference:   CVE-2018-7286   (Links to External Site)
Date:  Feb 22 2018
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 13.x, 14.x, 15.x
Description:   A vulnerability was reported in Asterisk. A remote authenticated user can cause the target service to crash.

A remote authenticated user can send multiple INVITE messages via TCP or TLS and then close the connection suddenly to trigger a segmentation fault.

Sandro Gauci reported this vulnerability.

Impact:   A remote authenticated user can cause the target service to crash.
Solution:   The vendor has issued a fix (13.19.2, 14.7.6, 15.2.2).

The vendor advisory is available at:

http://downloads.asterisk.org/pub/security/AST-2018-005.html

Vendor URL:  downloads.asterisk.org/pub/security/AST-2018-005.html (Links to External Site)
Cause:   State error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   None.


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