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CVE-2023-40516: LG Simple Editor Incorrect Permission Assignment Local Privilege Escalation Vulnerability

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-05-03 · updated 2026-06-17
• Weakness: CWE-732

Description

LG Simple Editor Incorrect Permission Assignment Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of LG Simple Editor. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the product installer. The product sets incorrect permissions on folders. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-20327.

Affected products

• LG Simple Editor: 3.21.0

References

• https://www.zerodayinitiative.com/advisories/ZDI-23-1218/
• https://www.zerodayinitiative.com/advisories/ZDI-23-1218/

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