PT-2023-14225 · Unknown · Kasago Tcp/Ip Stack

Published 2023-02-10 · Updated 2025-03-24 · CVE-2022-43501

Positive Technologies (AI Summary)

CVSS v3.1

9.1

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions KASAGO TCP/IP stack (affected versions not specified)

Description The KASAGO TCP/IP stack generates Initial Sequence Numbers (ISNs) for TCP connections from an insufficiently random source. This allows an attacker to potentially determine the ISN of current or future TCP connections, enabling them to hijack existing connections or spoof future ones.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Use of Insufficiently Random Values

Weakness Enumeration

CWE-330

Related Identifiers

CVE-2022-43501

Affected Products

Kasago Tcp/Ip Stack

References · 6

• https://osv.dev/vulnerability/CVE-2022-43501 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-43501 · Security Note
• https://elwsc.co.jp/news/6352 · Vendor Advisory
• https://t.me/cibsecurity/57897 · Telegram Post
• https://t.me/cvenotify/115937 · Telegram Post
• https://jvn.jp/en/vu/JVNVU99551468 · Note