CVE-2019-11868

HIGH

SoftEther VPN Server see.sys < 4.25 - Out-of-bounds Write via IOCTL

Title source: llm
STIX 2.1

Description

See.sys, up to version 4.25, in SoftEther VPN Server versions 4.29 or older, allows a user to call an IOCTL specifying any kernel address to which arbitrary bytes are written to.

References (3)

Core 3
Core References
Third Party Advisory x_refsource_misc
https://downwithup.github.io/CVEPosts
Vendor Advisory x_refsource_confirm
https://www.softether.org/9-about/News/900-SEVPN201901

Scores

CVSS v3 7.8
EPSS 0.0035
EPSS Percentile 27.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (1)
softether/see.sys < 4.25
Published Jul 29, 2019
Tracked Since Feb 18, 2026