Privilege escalation in LG Device Manager



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-8372
CWE-ID CWE-264
Exploitation vector Local
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 LG Device Manager
Client/Desktop applications / Software for system administration

Vendor LG Electronics

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Privilege escalation

EUVDB-ID: #VU17757

Risk: Low

CVSSv4.0: 7.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2019-8372

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local attacker to escalate privileges on the system.

The vulnerability exists due to existence of IOCTL dispatch functions. A local attacker can read and write to arbitrary physical memory and leverage those functions to elevate privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

LG Device Manager: 1.1.1703.1700

CPE2.3 External links

https://www.jackson-t.ca/lg-driver-lpe.html
https://lgsecurity.lge.com/security_updates.html
https://twitter.com/Jackson_T/status/1097353402034475009


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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