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CVE-2016-7551

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Date: April 17, 2017

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).

Language: C

Severity Score

Related Resources (9)

https://people.canonical.com/~ubuntu-security/cve/CVE-2016-7551
http://downloads.asterisk.org/pub/security/AST-2016-007.html
https://bugzilla.redhat.com/show_bug.cgi?id=1374733
https://security-tracker.debian.org/tracker/CVE-2016-7551
https://nvd.nist.gov/vuln/detail/CVE-2016-7551
https://issues.asterisk.org/jira/browse/ASTERISK-26272
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=838832
http://www.debian.org/security/2016/dsa-3700
https://www.mend.io/vulnerability-database/CVE-2016-7551

Severity Score

Weakness Type (CWE)

Resource Management Errors

CWE-399

Top Fix

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Upgrade Version

Upgrade to version 11.23.1,13.11.1,11.6-cert15,certified/13.8-cert3

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CVSS v3

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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