HOMEVULNERABILITIESCVE-2017-17664
MEDIUM

CVE-2017-17664

CWE-119Published: December 13, 2017· Updated: Jun 17, 2026

5.9
CVSS v3.1

Official Description

A Remote Crash issue was discovered in Asterisk Open Source 13.x before 13.18.4, 14.x before 14.7.4, and 15.x before 15.1.4 and Certified Asterisk before 13.13-cert9. Certain compound RTCP packets cause a crash in the RTCP Stack.

NVD Source

Technical Analysis

CVE-2017-17664 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 5.9.

From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityHigh
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

digium2 product(s)
asteriskcertified asterisk
Source: NVD CPE · 3 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (12)

http://www.securityfocus.com/bid/102201Third Party Advisory · VDB Entry
http://www.securitytracker.com/id/1040009Third Party Advisory · VDB Entry
https://issues.asterisk.org/jira/browse/ASTERISK-27382Issue Tracking · Patch · Vendor Advisory
http://www.securityfocus.com/bid/102201Third Party Advisory · VDB Entry
http://www.securitytracker.com/id/1040009Third Party Advisory · VDB Entry
https://issues.asterisk.org/jira/browse/ASTERISK-27382Issue Tracking · Patch · Vendor Advisory

Quick Facts

CVE IDCVE-2017-17664
CVSS Score5.9 / 10
SeverityMEDIUM
WeaknessCWE-119
CISA KEVNo
Affected1 vendor(s)
PublishedDec 13, 2017

Related CVEs (CWE-119)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2017-17664 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.