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SCCM: The Tree That Always Bears Bad Fruits

Mehdi Elyassa

Explores new offensive attack paths and privilege escalation techniques targeting Microsoft System Center Configuration Manager (MECM/SCCM) in enterprise networks.

Summary

SCCM as an Enterprise Management Engine

Microsoft System Center Configuration Manager (SCCM / MECM) manages software deployment, operating system imaging, and patch compliance across thousands of enterprise endpoints with high administrative privileges.

Discovering New SCCM Attack Paths

Mehdi Elyassa demonstrates novel exploitation techniques targeting SCCM client enrollment, network access accounts, unencrypted PXE boot media, and site server database trusts.

Lateral Movement and Domain Dominance

Exploiting misconfigured administrative roles and abusing site control scripts allows attackers with low-privilege domain access to coerce credentials, deploy malicious client policies, and achieve full Domain Admin.

Hardening SCCM Architectures

Securing SCCM deployments requires eliminating Network Access Accounts, enforcing enhanced security for PXE environments, and auditing administrative role assignments across site hierarchies.

Related talks

Main Stage·21 min

  • DEF CON
  • Red Team
  • Date: Aug 2025
  • Location: Las Vegas

Antoine Goichot

Discloses subtle logic and authorization bypasses in Microsoft Windows Local Administrator Password Solution (LAPS) that enable credential theft.

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