CVE-2018-12541

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

In version from 3.0.0 to 3.5.3 of Eclipse Vert.x, the WebSocket HTTP upgrade implementation buffers the full http request before doing the handshake, holding the entire request body in memory. There should be a reasonnable limit (8192 bytes) above which the WebSocket gets an HTTP response with the 413 status code and the connection gets closed.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-789CWE-119

Affected software

No affected versions have been published.

Timeline

Published
Oct 10, 2018
Last modified
Jun 17, 2026
NVD status
Modified

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