CVE-2017-16672
Asterisk Memory Leak Vulnerability
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.
INFO
Published Date :
Nov. 9, 2017, 12:29 a.m.
Last Modified :
Oct. 3, 2019, 12:03 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
2.2
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2017-16672.
| URL | Resource |
|---|---|
| http://downloads.digium.com/pub/security/AST-2017-011.html | Vendor Advisory |
| http://www.securityfocus.com/bid/101765 | Third Party Advisory VDB Entry |
| https://issues.asterisk.org/jira/browse/ASTERISK-27345 | Vendor Advisory |
| https://security.gentoo.org/glsa/201811-11 | |
| https://www.debian.org/security/2017/dsa-4076 |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2017-16672 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2017-16672 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CWE Remap by [email protected]
Oct. 03, 2019
Action Type Old Value New Value Changed CWE CWE-119 CWE-772 -
CVE Modified by [email protected]
Nov. 25, 2018
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/201811-11 [No Types Assigned] -
CVE Modified by [email protected]
Jan. 01, 2018
Action Type Old Value New Value Added Reference https://www.debian.org/security/2017/dsa-4076 [No Types Assigned] -
Initial Analysis by [email protected]
Dec. 04, 2017
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:M/Au:N/C:N/I:N/A:P) Added CVSS V3 AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type http://www.securityfocus.com/bid/101765 No Types Assigned http://www.securityfocus.com/bid/101765 Third Party Advisory, VDB Entry Changed Reference Type http://downloads.digium.com/pub/security/AST-2017-011.html No Types Assigned http://downloads.digium.com/pub/security/AST-2017-011.html Vendor Advisory Changed Reference Type https://issues.asterisk.org/jira/browse/ASTERISK-27345 No Types Assigned https://issues.asterisk.org/jira/browse/ASTERISK-27345 Vendor Advisory Added CWE CWE-119 Added CPE Configuration OR *cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:* versions from (including) 13.0.0 up to (excluding) 13.18.1 *cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:* versions from (including) 14.0.0 up to (excluding) 14.7.1 *cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:* versions from (including) 15.0.0 up to (excluding) 15.1.1 Added CPE Configuration OR *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:*:*:*:*:*:* -
CVE Modified by [email protected]
Nov. 12, 2017
Action Type Old Value New Value Added Reference http://www.securityfocus.com/bid/101765 [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2017-16672 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2017-16672
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
2.09 }} -0.14%
score
0.87534
percentile