CVE-2019-9729

Name: CVE-2019-9729
Creator: NVD / NIST
Published: 2019-03-12T22:29:01.363+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.05%

Last modified Jun 17, 2026

CVE-2019-9729 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.05% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

1.05%

59.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Shanda	Maplestory Online	160.0

References

https://github.com/DoubleLabyrinth/SdoKeyCrypt-sys-local-privilege-elevationExploit, Third Party Advisory
https://github.com/DoubleLabyrinth/SdoKeyCrypt-sys-local-privilege-elevationExploit, Third Party Advisory

Timeline

Published: Mar 12, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-9729?

How severe is CVE-2019-9729?

Severity scoring for CVE-2019-9729 is pending analysis. The EPSS model estimates a 1.05% probability of exploitation in the next 30 days.

How do I fix CVE-2019-9729?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-9729?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST