Asterisk Open Source Remote Buffer Overflow Vulnerability

Bugtraq ID:	105934
Class:	Boundary Condition Error
CVE:
Remote:	Yes
Local:	No
Published:	Nov 14 2018 12:00AM
Updated:	Nov 14 2018 12:00AM
Credit:	Jan Hoffmann
Vulnerable:	Asterisk Open Source 15.6.1 Asterisk Open Source 15.1.4 Asterisk Open Source 15.1.3 Asterisk Open Source 15.1.1 Asterisk Open Source 15.1 Asterisk Open Source 16.0 Asterisk Open Source 15.1.2
Not Vulnerable:	Asterisk Open Source 16.0.1 Asterisk Open Source 15.6.2

Asterisk Open Source Remote Buffer Overflow Vulnerability

Asterisk Open Source is prone to a buffer-overflow vulnerability.

An attacker can exploit this issue to cause a denial-of-service condition. Due to the nature of this issue, code execution may be possible but this has not been confirmed.

Following Asterisk products and versions are vulnerable:

Asterisk Open Source 15.x prior to 15.6.2
Asterisk Open Source 16.x prior to 16.0.1

Asterisk Open Source Remote Buffer Overflow Vulnerability

Currently, we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

Asterisk Open Source Remote Buffer Overflow Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

Asterisk Open Source Remote Buffer Overflow Vulnerability

References:

• Asterisk Homepage (Asterisk)
  
• AST-2018-010: Remote crash vulnerability DNS SRV and NAPTR lookups (Seclists)