CVE-2018-7287

high-risk
Published 2018-02-22

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).

Do I need to act?

!
33.1% chance of exploitation in next 30 days
EPSS score — higher than 67% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.9/10 Medium
NETWORK / HIGH complexity

Affected Products (14)

Affected Vendors

Digium

References (8)

Vendor Advisory http://downloads.digium.com/pub/security/AST-2018-006.html
Third Party Advisory http://www.securityfocus.com/bid/103120
Third Party Advisory http://www.securitytracker.com/id/1040419
Vendor Advisory https://issues.asterisk.org/jira/browse/ASTERISK-27658
Vendor Advisory http://downloads.digium.com/pub/security/AST-2018-006.html
Third Party Advisory http://www.securityfocus.com/bid/103120
Third Party Advisory http://www.securitytracker.com/id/1040419
Vendor Advisory https://issues.asterisk.org/jira/browse/ASTERISK-27658
52
/ 100
high-risk
Severity 18/34 · Moderate
Exploitability 16/34 · Moderate
Exposure 18/34 · Moderate