CVE-2018-15503

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

The unpack implementation in Swoole version 4.0.4 lacks correct size checks in the deserialization process. An attacker can craft a serialized object to exploit this vulnerability and cause a SEGV.

Metrics

CVSS 3.0 7.5/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-502

Affected software

No affected versions have been published.

Timeline

Published: Aug 18, 2018
Last modified: Jun 17, 2026
NVD status: Modified

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