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CVE
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CVE-2016-7551Date: (C)2017-04-21   (M)2018-02-19


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 Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 7.5CVSS Score : 5.0
Exploit Score: 3.9Exploit Score: 10.0
Impact Score: 3.6Impact Score: 2.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: NONEAuthentication: NONE
User Interaction: NONEConfidentiality: NONE
Scope: UNCHANGEDIntegrity: NONE
Confidentiality: NONEAvailability: PARTIAL
Integrity: NONE 
Availability: HIGH 
  
Reference:
DSA-3700
http://downloads.asterisk.org/pub/security/AST-2016-007.html
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

CPE    91
cpe:/a:digium:certified_asterisk:11.6:cert12:~~lts~~~
cpe:/a:digium:certified_asterisk:11.6:cert13:~~lts~~~
cpe:/a:digium:certified_asterisk:11.6:cert14:~~lts~~~
cpe:/a:digium:certified_asterisk:11.6:cert15:~~lts~~~
...
CWE    1
CWE-399
OVAL    1
oval:org.secpod.oval:def:602653

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