Peleg Hadar

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Main Stage·31 min

DEF CON
Malware
Date: Aug 2020
Location: Online

After Stuxnet: Printing Still the Stairway to Heaven

Peleg Hadar · Tomer Bar

Peleg Hadar and Tomer Bar audit the Windows Print Spooler service a decade after Stuxnet, uncovering multiple zero-day SYSTEM privilege escalation bugs.

print-spoolerstuxnetprivilege-escalation+2

Main Stage·24 min

DEF CON
Malware
Date: Aug 2020
Location: Online

After Stuxnet: Printing Still the Stairway to Heaven (Q&A)

Peleg Hadar · Tomer Bar

Peleg Hadar and Tomer Bar discuss Windows Print Spooler architecture, local privilege escalation techniques, and spooler patch testing.

print-spoolerprivilege-escalationwindows+2