EIP-2026-115923

PRE-CVE

NetScreen ScreenOS 4.0.1/4.0.3 - TCP Window Size Remote Denial of Service

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-115923. PoCs published by Papa loves Mambo.

AI-analyzed exploit summary This is a technical writeup describing a denial of service vulnerability in NetScreen ScreenOS. The issue involves modifying TCP window size configuration values to trigger a DoS condition in affected appliances.

Description

NetScreen ScreenOS 4.0.1/4.0.3 - TCP Window Size Remote Denial of Service

Exploits (1)

exploitdb WRITEUP VERIFIED
by Papa loves Mambo · textdoswindows
https://www.exploit-db.com/exploits/22970

This is a technical writeup describing a denial of service vulnerability in NetScreen ScreenOS. The issue involves modifying TCP window size configuration values to trigger a DoS condition in affected appliances.

Classification
Writeup 90%
Attack Type
Dos
Complexity
Moderate
Reliability
Reliable
Target: NetScreen ScreenOS 4.0.1rx and 4.0.3rx
No auth needed
Prerequisites: Access to modify Windows 2000 registry values · Network connectivity to the affected appliance
mistral-large-3 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026