DriverAgent 2.2015.7.14, which includes DrvAgent64.sys 1.0.0.1, allows a user to send an IOCTL (0x80002068) with a user defined buffer size.

published 2019-01-03 7y ago modified 2026-06-17 4mo ago also EUVD-2018-11212

cvss: 5.5; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 25%
public exploits: 0; none known

DriverAgent 2.2015.7.14, which includes DrvAgent64.sys 1.0.0.1, allows a user to send an IOCTL (0x80002068) with a user defined buffer size. If the size of the buffer is less than 512 bytes, then the driver will overwrite the next pool header if there is one next to the user buffer's pool.

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Exploit prediction

0.32% chance of exploitation in the next 30 days, higher than 25% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.0	5.5	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
NVD	2.0	2.1	AV:L/AC:L/Au:N/C:N/I:P/A:N

Classification

Weakness

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

blog.securityevaluators.com /vulnerabilities-in-terramaster-tos-3-1-03-fb99cf88b86ahttps://downwithup.github.io/CVEPosts.html
broken-link
downwithup.github.io /CVEPosts.html
third-party-advisory

Sources

CVE List CVE-2018-19523
NVD CVE-2018-19523

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