operator
ChainsTTPsBlogLogin
menu
Prelude TTP browser

Spawn elevated Pneuma via CVE-2021-3490 (eBPF)

Tactic: Privilege-escalation
Professional
This is a professional level chain. This TTP requires an professional license to use.info
/static/assets/linux-logo.svg
Spawn a beacon using the (eBPF vulnerability) identified in CVE-2021-3490.The eBPF ALU32 bounds tracking for bitwise ops (AND, OR and XOR) in the Linux kernel did not properly update 32-bit bounds, which could be turned into out of bounds reads and writes in the Linux kernel and therefore, arbitrary code execution.
locked
View Command

To view this TTPs command, you must be logged in with a professional or enterprise license.

Login

Authors

xanthonus

chompie1337

_manfp

Tactic

Privilege-escalation

Test this TTP

Download Operator (1.7.1)
Test this TTP using one of our Operator chains
eBPF CVE-2021-3490

2021-11-09

/static/assets/linux-logo.svg
Elevate an unprivileged user to root privileges via CVE-2021-3490 (eBPF) exploitation.
About PreludePrelude hardens an organization's defenses by continuously “asking” it questions through the form of safe cyberattacks. These attacks respond immediately to the latest vulnerabilities and cyber events, turning complex technical descriptions into deployable “questions”.Our mission is to increase the reach, frequency and usage of advanced security for all organizations.
twitterFollow @preludeorg on Twitter for new chains and more.
discordJoin the Prelude Discord to discuss chains and more.
githubKeep up to date with code changes and community activity on Github
operator
preludesecurity.comCareersTactics & TechniquesAttack themes
Privacy Policysupport@preludesecurity.com© 2023 Prelude Research, Inc.All rights reserved. Prelude, its logo and other trademarks are trademarks of Prelude Research, Inc. and may not be used without permission.