module

Unitrends Enterprise Backup bpserverd Privilege Escalation

Disclosed
03/14/2018
Created
03/19/2019

Description

It was discovered that the Unitrends bpserverd proprietary protocol, as exposed via xinetd,
has an issue in which its authentication can be bypassed. A remote attacker could use this
issue to execute arbitrary commands with root privilege on the target system.
This is very similar to exploits/linux/misc/ueb9_bpserverd however it runs against the
localhost by dropping a python script on the local file system. Unitrends stopped
bpserverd from listening remotely on version 10.

Authors

Cale SmithBenny HustedJared Araveh00die

Platform

Linux

Architectures

x86

Module Options

To display the available options, load the module within the Metasploit console and run the commands ‘show options’ or ‘show advanced’:

    msf > use exploit/linux/local/ueb_bpserverd_privesc
    msf /(c) > show actions
        ...actions...
    msf /(c) > set ACTION < action-name >
    msf /(c) > show options
        ...show and set options...
    msf /(c) > run
  
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