Description
In Shanda MapleStory Online V160, the SdoKeyCrypt.sys driver allows privilege escalation to NT AUTHORITY\SYSTEM because of not validating the IOCtl 0x8000c01c input value, leading to an integer signedness error and a heap-based buffer underflow.
Exploits (2)
nomisec
WORKING POC
83 stars
by HyperSine · poc
https://github.com/HyperSine/SdoKeyCrypt-sys-local-privilege-elevation
References (1)
Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://github.com/DoubleLabyrinth/SdoKeyCrypt-sys-local-privilege-elevation
Scores
CVSS v3
7.8
EPSS
0.0242
EPSS Percentile
85.3%
Attack Vector
LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-129
CWE-787
Status
published
Products (1)
shanda/maplestory_online
160.0
Published
Mar 12, 2019
Tracked Since
Feb 18, 2026