CVE-2016-7551 Information

Description

chain_sip in Asterisk Open Source 11.x before 11.23.1 and 13.x 13.11.1 and Certified Asterisk 11.6 before 11.6-cert15 and 13.8 before 13.8-cert3 allows remote attackers to cause a denial of service (port exhaustion).

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

http://downloads.asterisk.org/pub/security/AST-2016-007.html http://www.debian.org/security/2016/dsa-3700 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=838832 https://bugzilla.redhat.com/show_bug.cgi?id=1374733 https://issues.asterisk.org/jira/browse/ASTERISK-26272

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5