CVE-2017-17090

7.5 highEPSS 82%

An issue was discovered in chan_skinny.c in Asterisk Open Source 13.18.2 and older, 14.7.2 and older, and 15.1.2 and older, and Certified Asterisk 13.13-cert7 and older. If the chan_skinny (aka SCCP protocol) channel driver is flooded with certain requests, it can cause the asterisk process to use excessive amounts of virtual memory, eventually causing asterisk to stop processing requests of any kind.

Severity

CVSS 3.0

7.5 high

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 82% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)
CWE: CWE-459
Published: 2017-12-02
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

digium:asterisk
digium:certified_asterisk

References

http://downloads.digium.com/pub/security/AST-2017-013.html
http://www.securityfocus.com/bid/102023
http://www.securitytracker.com/id/1039948
https://issues.asterisk.org/jira/browse/ASTERISK-27452
https://lists.debian.org/debian-lts-announce/2017/12/msg00028.html

Check your stack JSON