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Vulnerability record · CVE-2018-7287 · published 22 February 2018

CVE-2018-7287: Digium asterisk vulnerability

Digium · Asterisk

An issue was discovered in res_http_websocket.c in Asterisk 15.x through 15.2.1. If the HTTP server is enabled (default is disabled), WebSocket payloads of size 0 are mishandled (with a busy loop).

5.9 CVSS 3.0 Medium EPSS 11% · top 4.1% CWE-754 · CWE-754
5.9CVSS 3.0 base score, v2 4.3
11%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References
17 Jun 2026Last modified by NVD

Description

An issue was discovered in res_http_websocket.c in Asterisk 15.x through 15.2.1. If the HTTP server is enabled (default is disabled), WebSocket payloads of size 0 are mishandled (with a busy loop).

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://downloads.digium.com/pub/security/AST-2018-006.html Vendor Advisory
http://www.securityfocus.com/bid/103120 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1040419 Third Party AdvisoryVDB Entry
https://issues.asterisk.org/jira/browse/ASTERISK-27658 Vendor Advisory
http://downloads.digium.com/pub/security/AST-2018-006.html Vendor Advisory
http://www.securityfocus.com/bid/103120 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1040419 Third Party AdvisoryVDB Entry
https://issues.asterisk.org/jira/browse/ASTERISK-27658 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2018-7287), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.