module

OpenSMTPD OOB Read Local Privilege Escalation

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Disclosed
Feb 24, 2020
Created
Mar 5, 2020

Description

This module exploits an out-of-bounds read of an attacker-controlled
string in OpenSMTPD's MTA implementation to execute a command as the
root or nobody user, depending on the kind of grammar OpenSMTPD uses.

Authors

Qualys
wvu [email protected]

Platform

Unix

Architectures

cmd

References

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/unix/local/opensmtpd_oob_read_lpe
    msf exploit(opensmtpd_oob_read_lpe) > show targets
        ...targets...
    msf exploit(opensmtpd_oob_read_lpe) > set TARGET < target-id >
    msf exploit(opensmtpd_oob_read_lpe) > show options
        ...show and set options...
    msf exploit(opensmtpd_oob_read_lpe) > exploit
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