VULNERABILITY INTELLIGENCE

CVE-2023-50784

CVSS score7.5 HIGH
EPSS probability1.91%
CISA KEVNot currently listed
Published2023-12-16
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

A buffer overflow in websockets in UnrealIRCd 6.1.0 through 6.1.3 before 6.1.4 allows an unauthenticated remote attacker to crash the server by sending an oversized packet (if a websocket port is open). Remote code execution might be possible on some uncommon, older platforms.

Weakness classification

  • nvd@nist.gov: CWE-120

Primary references