Vulnerability in LG Lha.sys
CVE-2019-8372
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (43.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- twitter.com/Jackson_T/status/1097353402034475009 (Third Party Advisory)
- www.jackson-t.ca/lg-driver-lpe.html (Exploit, Third Party Advisory)
- lgsecurity.lge.com/security_updates.html (Vendor Advisory)
Frequently asked questions
- What is CVE-2019-8372?
- CVE-2019-8372 is a high-severity vulnerability in LG Lha.sys, classified under Improper Link Resolution Before File Access. CVSS score: 7.0/10. Published 2019-02-18.
- How severe is CVE-2019-8372?
- High severity. CVSS v3 base score is 7.0 out of 10.
- Is CVE-2019-8372 known to be exploited?
- 14 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.