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CVE-2017-16672 Details

Description

An issue was discovered in Asterisk Open Source 13 before 13.18.1, 14 before 14.7.1, and 15 before 15.1.1 and Certified Asterisk 13.13 before 13.13-cert7. A memory leak occurs when an Asterisk pjsip session object is created and that call gets rejected before the session itself is fully established. When this happens the session object never gets destroyed. Eventually Asterisk can run out of memory and crash.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.9 MEDIUMVector:CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
http://downloads.digium.com/pub/security/AST-2017-011.html	CVE	Vendor Advisory
https://issues.asterisk.org/jira/browse/ASTERISK-27345	CVE	Vendor Advisory
https://security.gentoo.org/glsa/201811-11	CVE
https://www.debian.org/security/2017/dsa-4076	CVE
http://www.securityfocus.com/bid/101765	CVE	Third Party AdvisoryVDB Entry
http://downloads.digium.com/pub/security/AST-2017-011.html	[email protected]	Vendor Advisory
https://issues.asterisk.org/jira/browse/ASTERISK-27345	[email protected]	Vendor Advisory
https://security.gentoo.org/glsa/201811-11	[email protected]
https://www.debian.org/security/2017/dsa-4076	[email protected]
http://www.securityfocus.com/bid/101765	[email protected]	Third Party AdvisoryVDB Entry

see all 10 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-772	Missing Release of Resource after Effective Lifetime	[email protected]

Affected Products

Product	Versions
digium asterisk	>= 13.0.0, < 13.18.1 >= 14.0.0, < 14.7.1 >= 15.0.0, < 15.1.1
CPE cpe:2.3:a:digium:asterisk:::::::: Remediation No remediation found in references.
digium certified asterisk	13.13.0 13.13.0 cert1 13.13.0 cert1_rc1 13.13.0 cert1_rc2 13.13.0 cert1_rc3
CPE cpe:2.3:a:digium:certified_asterisk:13.13.0:::::::* cpe:2.3:a:digium:certified_asterisk:13.13.0:cert1:::::: cpe:2.3:a:digium:certified_asterisk:13.13.0:cert1_rc1:::::: cpe:2.3:a:digium:certified_asterisk:13.13.0:cert1_rc2:::::: cpe:2.3:a:digium:certified_asterisk:13.13.0:cert1_rc3:::::: cpe:2.3:a:digium:certified_asterisk:13.13.0:cert1_rc4:::::: cpe:2.3:a:digium:certified_asterisk:13.13.0:cert2:::::: cpe:2.3:a:digium:certified_asterisk:13.13.0:cert3:::::: cpe:2.3:a:digium:certified_asterisk:13.13.0:cert4:::::: cpe:2.3:a:digium:certified_asterisk:13.13.0:cert5:::::: cpe:2.3:a:digium:certified_asterisk:13.13.0:cert6:::::: Remediation No remediation found in references.

Change History

9 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
May 13, 2026	CVE Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Oct 3, 2019	CWE Remap	[email protected]
Nov 25, 2018	CVE Modified	[email protected]
Jan 1, 2018	CVE Modified	[email protected]
Dec 4, 2017	Initial Analysis	[email protected]
Nov 12, 2017	CVE Modified	[email protected]