VULNERABILITY INTELLIGENCE

CVE-2005-3675

CVSS score7.8 HIGH
EPSS probability2.32%
CISA KEVNot currently listed
Published2005-11-18
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:C

Description

The Transmission Control Protocol (TCP) allows remote attackers to cause a denial of service (bandwidth consumption) by sending ACK messages for packets that have not yet been received (optimistic ACKs), which can cause the sender to increase its transmission rate until it fills available bandwidth.

Primary references