Description
It was discovered that the bpserverd proprietary protocol in Unitrends Backup (UB) before 10.0.0, as invoked through 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.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Metasploit 1 module
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Unitrends UEB bpserverd authentication bypass RCE
exploit/linux/misc/ueb9_bpserverd
Exploit-DB 2
- Unitrends UEB 9 - bpserverd Authentication Bypass Remote Command Execution (Metasploit) EDB-43031 · remote · Oct 23, 2017 · verified
- Unitrends UEB 9.1 - 'Unitrends bpserverd' Remote Command Execution EDB-42957 · remote · Aug 8, 2017 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.