CAPEC-323: TCP (ISN) Counter Rate Probe

Detailed Stable 严重程度: Low 攻击可能性: Medium

CAPEC版本: 3.9

更新日期: 2023-01-24

攻击模式描述

This OS detection probe measures the average rate of initial sequence number increments during a period of time. Sequence numbers are incremented using a time-based algorithm and are susceptible to a timing analysis that can determine the number of increments per unit time. The result of this analysis is then compared against a database of operating systems and versions to determine likely operation system matches.

前提条件

  • The ability to monitor and interact with network communications.Access to at least one host, and the privileges to interface with the network interface card.

所需资源

后果影响

影响范围: Confidentiality

技术影响: Read Data

影响范围: Confidentiality Access Control Authorization

技术影响: Bypass Protection Mechanism

关键信息

CAPEC ID: CAPEC-323

抽象级别: Detailed

状态: Stable

典型严重程度: Low

攻击可能性: Medium

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