What’s Vulnerable › Vulnerabilities

CVE-2019-9729

• Severity: high (CVSS 7.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-03-12 · updated 2026-06-17
• Weakness: CWE-129

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.

Affected products

• Shanda Maplestory Online: 160.0

References

• https://github.com/DoubleLabyrinth/SdoKeyCrypt-sys-local-privilege-elevation
• https://github.com/DoubleLabyrinth/SdoKeyCrypt-sys-local-privilege-elevation

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