CVE-2023-34367

medium

Description

Windows 7 is vulnerable to a full blind TCP/IP hijacking attack. The vulnerability exists in Windows 7 (any Windows until Windows 8) and in any implementation of TCP/IP, which is vulnerable to the Idle scan attack (including many IoT devices). NOTE: The vendor considers this a low severity issue.

References

https://pwnies.com/windows-7-blind-tcp-ip-hijacking/

https://portswigger.net/daily-swig/blind-tcp-ip-hijacking-is-resurrected-for-windows-7

http://blog.pi3.com.pl/?p=850

Details

Source: Mitre, NVD

Published: 2023-06-14

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 6.4

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

Severity: Medium

CVSS v3

Base Score: 6.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Severity: Medium

EPSS

EPSS: 0.00853