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Vigil@nce - AIX: privilege escalation via LVM lquerylv

January 2015 by Vigil@nce

This bulletin was written by Vigil@nce : http://vigilance.fr/offer

SYNTHESIS OF THE VULNERABILITY

A local attacker can use lquerylv of AIX, in order to escalate his
privileges.

Impacted products: AIX

Severity: 2/4

Creation date: 14/01/2015

DESCRIPTION OF THE VULNERABILITY

The AIX system supports the LVM (Logical Volume Manager) file
system.

The lquerylv command queries the logical volume. However, an
attacker can set the DBGCMD_LQUERYLV environment variable, to gain
root privileges. Technical details are unknown.

A local attacker can therefore use lquerylv of AIX, in order to
escalate his privileges.

ACCESS TO THE COMPLETE VIGIL@NCE BULLETIN

http://vigilance.fr/vulnerability/AIX-privilege-escalation-via-LVM-lquerylv-15970


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