The LHA.sys driver before 1.1.1811.2101 in LG Device Manager exposes functionality that allows low-privileged users to read and write arbitrary physical memory via specially crafted IOCTL requests and elevate system privileges
Published Feb 18, 2019
7.0
HIGHCVSS 3.0
EPSS 0.54%
Description
The LHA.sys driver before 1.1.1811.2101 in LG Device Manager exposes functionality that allows low-privileged users to read and write arbitrary physical memory via specially crafted IOCTL requests and elevate system privileges. This occurs because the device object has an associated symbolic link and an open DACL.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
AV:L/AC:M/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.54% (0.00537) | 43.15th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.54% (0.00537) | 44.16th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.13% (0.00130) | 48.48th | v3 (v2023.03.01) |
| Feb 12, 2024 | 0.13% (0.00130) | 46.67th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.09% (0.00091) | 37.64th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00890) | 30.33th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.41% (0.01412) | 50.22th | v2 (v2022.01.01) |
| Feb 3, 2022 | 3.63% (0.03630) | 71.73th | v1 |
| Jan 6, 2022 | 3.63% (0.03630) | 71.48th | v1 |
| Jan 5, 2022 | 0.83% (0.00833) | 58.90th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.83% (0.00833) | 0.00th | v1 |
References (3)
- http://www.jackson-t.ca/lg-driver-lpe.html x_refsource_MISCExploitThird Party Advisory
- https://lgsecurity.lge.com/security_updates.html x_refsource_MISCVendor Advisory
- https://twitter.com/Jackson_T/status/1097353402034475009 x_refsource_MISCThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.jackson-t.ca/lg-driver-lpe.html | x_refsource_MISCExploitThird Party Advisory | |
| https://lgsecurity.lge.com/security_updates.html | x_refsource_MISCVendor Advisory | |
| https://twitter.com/Jackson_T/status/1097353402034475009 | x_refsource_MISCThird Party Advisory |
Change history (0)
No recorded changes yet.