Deep Security and Cloud One
CVE-2024-55955: Incorrect permissions assignment in Trend Micro Deep Security
An incorrect permissions assignment vulnerability in Trend Micro Deep Security 20.0 agents between versions 20.0.1-9400 and 20.0.1-23340 could allow a local attacker to escalate privileges on affected installations.
Published
Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.
Affected and fixed versions
| Product / branch | Fixed in |
|---|---|
| Trend Micro Deep Security 20 | 20.0.1-23340 or later |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
An incorrect permissions assignment vulnerability in Trend Micro Deep Security 20.0 agents between versions 20.0.1-9400 and 20.0.1-23340 could allow a local attacker to escalate privileges on affected installations.
Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 12 Oct 2026.