HIGH · 7.5

CVE-2016-7551

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 (p...

Vulnerability 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 Score

7.5

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
DigiumAsterisk11.0.0
DigiumCertified Asterisk11.6
DebianDebian Linux8.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2016-7551?

CVE-2016-7551 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 (p...

How severe is CVE-2016-7551?

CVE-2016-7551 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2016-7551?

Check the references section above for vendor advisories and patch information. Affected products include: Digium Asterisk, Digium Certified Asterisk, Debian Debian Linux.