CVE-2005-3675

high

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.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/23055

http://www.securityfocus.com/bid/15468/

http://www.kb.cert.org/vuls/id/102014

http://www.cs.umd.edu/~capveg/optack/optack-extended.pdf

Details

Source: Mitre, NVD

Published: 2005-11-18

Updated: 2025-04-03

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

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

Severity: High

EPSS

EPSS: 0.02