CVE-2021-26258

HIGH

Intel(R) Killer(TM) Control Center <2.4.3337.0 - Privilege Escalation

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2021-26258. PoCs published by zwclose.

AI-analyzed exploit summary This repository contains a functional proof-of-concept for CVE-2021-26258, which exploits a vulnerability in Intel Killer Networking software. The PoC includes a tool to manipulate .stg files and a Python web server to simulate a MITM attack, demonstrating how arbitrary network configurations can be injected.

Description

Improper access control for the Intel(R) Killer(TM) Control Center software before version 2.4.3337.0 may allow an authorized user to potentially enable escalation of privilege via local access.

Exploits (1)

nomisec WORKING POC 2 stars
by zwclose · poc
https://github.com/zwclose/CVE-2021-26258

This repository contains a functional proof-of-concept for CVE-2021-26258, which exploits a vulnerability in Intel Killer Networking software. The PoC includes a tool to manipulate .stg files and a Python web server to simulate a MITM attack, demonstrating how arbitrary network configurations can be injected.

Classification
Working Poc 95%
Attack Type
Other
Complexity
Moderate
Reliability
Reliable
Target: Intel Killer Networking software
No auth needed
Prerequisites: Access to the local network · Ability to intercept or redirect traffic to the Killer Networking update server
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (1)

Core 1

Scores

CVSS v3 7.8
EPSS 0.0066
EPSS Percentile 47.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

Status published
Products (1)
intel/killer_control_center < 2.4.3337.0
Published May 12, 2022
Tracked Since Feb 18, 2026