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[FD] [0day-rubbish] Royal Server 5.04.50529.0 Local privilege escalation to LocalSystem on the execution path without credential override (7.2)

TO: fulldisclosure@xxxxxxxxxxxx
SUBJECT: [0day-rubbish] Royal Server 5.04.50529.0 Local privilege escalation to 
LocalSystem on the execution path without credential override (7.2)
FROM: disclosure@xxxxxxxxxxxxxxxx
----BODY----
0day Rubbish Research Team is publicly disclosing a vulnerability in
Royal Server 5.04.50529.0.

Type: Local privilege escalation to LocalSystem on the execution path without 
credential override (CWE-250)
CVSS: 7.2 (AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H)
Impact: authenticated scripts execute as LocalSystem on the management gateway 
host
Authentication: authenticated (valid admin/session required)

Full technical analysis and a reproducible proof-of-concept:
  https://0day-rubbish.com/blog/royal-server-authenticated-local-system-privesc

Project archive (ongoing disclosure series):
  https://github.com/Exploit-Garbage/0day-Rubbish

Vendor has been notified. CVE ID is pending.

--
0day Rubbish Research Team
disclosure@xxxxxxxxxxxxxxxx
https://0day-rubbish.com
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