HyperSine/SdoKeyCrypt-sys-local-privilege-elevation

HyperSine/SdoKeyCrypt-sys-local-privilege-elevation

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CVE-2019-9729. Transferred from https://github.com/DoubleLabyrinth/SdoKeyCrypt-sys-local-privilege-elevation
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CVE History

CVEPublishedCVSS v3CVSS v2
CVE-2019-9729↗
—7.2 HIGH

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.